Passivhaus Affiliate

Members Directory

Knauf Insulation

St Helens

Knauf Insulation is the leading provider in the UK of high performance, non-combustible, sustainable Glass and Rock Mineral Wool insulation solutions. With more than 40 years of experience in the insulation industry, it is one of the fastest growing and most respected names in insulation worldwide. Manufactured using up to 80% recycled content, Knauf Insulation mineral wool solutions offer four key benefits to building occupiers. As well as thermal performance, they are non-combustible for fire safety, provide sound absorption and noise reduction for superior acoustic performance, and contribute to higher indoor air quality thanks to the Knauf Insulation revolutionary ECOSE Technology bio-based binder.

Website: http://www.knaufinsulation.co.uk

Green Building Store

Huddersfield

Green Building Store offers products and support for Passivhaus and low energy homes and buildings, including triple glazed timber windows and doors and advanced MVHR heat recovery ventilation, specialist airtightness & insulation products and consultancy and building services. With 25+ years’ experience of working on low energy homes and buildings, Green Building Store combines technical expertise with outstanding personal service and aftercare. Green Building Store’s construction division built the award-winning Denby Dale Passivhaus, Golcar Passivhaus and Stirley Farm EnerPHit projects, as well as numerous radical retrofits designed using the Passivhaus Planning Package. Details of these projects are outlined in various free resources available from Green Building Store’s website, including technical briefings, blogs and films.

Website: http://www.greenbuildingstore.co.uk

Aluprof UK Ltd

Altrincham

Aluprof is one of the prominent European suppliers of architectural aluminium building systems for both commercial and residential building constructions. Aluprof’s product portfolio includes windows, doors, unitised systems, curtain walling, facades, rolling shutters, garage doors, framing systems and entrance doors. The vast product library of Aluprof with fire-rated and Passivhaus certifications, not only satisfies but exceeds European and UK quality requirements. Serving the UK and Ireland for over 15 years, Aluprof’s UK expert team provides professional, approachable solutions of aluminium systems to the UK and Ireland’s architecture, engineering, and construction industry. Aluprof UK is a subsidiary of Aluprof SA and a part of the Grupa Kety Group.

Website: http://aluprof.co.uk

Passivhaus Homes Ltd

Totnes

PHH supply a complete construction solution, PH15, for Passivhaus housing projects. PH15 covers the three essential Passivhaus elements, the thermal shell + triple-glazed windows + MVHR system. PH15 has been optimised to minimise thermal bridges, to deliver excellent airtightness, to effectively manage any overheating risk, & to keep the uplift in costs to a minimum. PH15 makes use of off-site construction methods, alongside use of natural materials that sequester carbon. For more details & example projects visit (www.phhomes.co.uk). PHH also run an online store for Passivhaus related materials and products (www.phstore.co.uk) supported with good technical advice.

Website: http://www.phhomes.co.uk

A. Proctor Group Ltd

Blairgowrie

The A. Proctor Group’s range of construction membranes has been designed using years of research and development to provide comprehensive protection to the building envelope from both inside and outside of the structure, also addressing the requirements of heat, air, moisture management within the building element. Based on this research, a portfolio of technically advanced specialist membranes are available, suitable for Passivhaus design. A dedicated Proctor Passive division provides unique high-performance products enabling clients to achieve best practice, effective and reliable solutions to meet Passivhaus design requirements in line with building regulations and energy efficiency. The range includes innovative solutions to simplify reducing air leakage rates, allowing specifiers to adhere to the guiding principles of Passivhaus design without compromising in other areas. Wraptite, an advanced external airtight and vapour permeable self-adhered membrane is a certified passive house component as is Procheck Adapt, a high-performance variable-permeability vapour control layer for use in a variety of commercial and residential applications

Website: http://www.proctorgroup.com

Internorm

London

Internorm offers the most comprehensive range of bespoke high-performance, triple-glazed windows and doors in Timber-Aluminium composite, uPVC, and aluminum-clad uPVC in a wide choice of colours and finishes. As an industry leader for over 90 years, Internorms award-winning windows, large lift & slide, French and entrance doors are ideal for Passivhaus newbuild and EnerPHit projects. With exceptional thermal performance, noise reduction and enhanced security hardware, Internorm products have been used for a variety of Passivhaus buildings, including schools, offices, care homes, multi-storey buildings, as well as many private homes.Internorm offers a RIBA approved CPD ‘Windows and Doors for Passivhaus’ and expert advice from an in-house Passivhaus designer and trainer. To book the CPD, please email office@internorm.co.uk.

Website: https://uk.internorm.com/

Build Homes Better

Cambridgeshire

Build Homes Better provides a range of high quality ICF systems for walls and foundations that can be used to construct almost any kind of building and exceed Passivhaus requirements with ease. We work with self-builders, architects, housing associations and developers to offer a simple, fast, and green construction solution for Passivhaus buildings. We also supply the industry renowned ISOQUICK foundation, described by The Passivhaus Institute as “The Optimal Thermal Bridge Free Foundation Solution”. All our products are designed to be sustainable from start to finish, meeting the needs of occupants and the environment.

Website: https://buildhomesbetter.co.uk/

Ecological Building Systems

Carlisle

Ecological Building Systems has been at the forefront of Intelligent Airtightness and Windtightness building product solutions and natural insulations for over a decade, gaining the sole agency in Ireland and the UK for ‘pro clima’ air & windtight products; GUTEX wood fibreboards; Calsitherm Climate Board; Diasen Thermal Plaster Systems, Thermo Hemp Combi Jute Insulation, Elka Strong Board, Finsa SuperPan VapourStop and a full range of complimentary airtightness accessories. Ecological’s products have been used in numerous Passivhaus projects in the UK and Ireland with the team able to provide technical support and guidance, particularly in the area of moisture control, maximizing building durability and occupant health. We have been providing advanced modelling for many years using WUFI as well as U Value and Dew Point calculations and we provide full on-site support.

Website: http://www.ecologicalbuildingsystems.com/

Munster Joinery UK

Wellesbourne

Munster Joinery is a family owned Irish business which has grown from strength to strength over the past 50 years. The company manufactures windows and doors for the construction industry in timber, aluminium, aluminium clad and uPVC. We currently employ over 1800 people on our 80 acre site in Ballydesmond Co. Cork. Over the years we have expanded our market share and developed international markets. We have a 20 acre manufacturing facility in the UK employing a further 900 people. Our products are designed make sustainability, carbon neutrality and energy efficiency accessible to the as built environment. We offer eight product lines which are certified by the Passive House Institute in Germany. As well as offering energy efficient products, we tailor our operations to minimise the use of energy and water, use materials that are environmentally friendly, use recycled materials wherever possible, minimise waste and continually reduce emissions.

Website: http://www.munsterjoinery.co.uk

Airflow Developments Ltd

High Wycombe

With over 67 years of knowledge and experience, Airflow Developments have been producing ventilation solutions. Airflow offers an unparalleled choice of Passive House Mechanical Ventilation with Heat Recovery (MVHR) units, with a total of 14 across the ranges, for both residential and commercial buildings. Our team of experienced system designers will take your plans and guide you through from specification to installation ensuring you create a healthy, low-cost heating building. Operated by a choice of ‘On-Demand’ control options our range of reliable, quality products coupled with the innovative and compact ‘Zero Leakage’ radial ductwork system help deliver a comfortable, low energy environment for both building occupants and owners alike.

Website: http://www.airflow.com

Avtek Solutions

Dunfermline

Avtek Solutions brings together decades of experience delivering specialist glass solutions from curtain walling and structural glazing through to brise soleil and general commercial glazing. Working with Tier 1 Main Contractors, we cover the design, supply, manufacture and installation on building envelopes throughout Scotland and the North of England. With our own inhouse design and manufacturing departments, we are well placed to to deliver a highly efficient and cost effective service which is completely focused on delivering a quality finished product.

Website: http://avteksolutions.co.uk

Beco Products Ltd

Brigg

BecoWallform is the recognised British name for the isorast building system, the original building system to be approved by the Passivhaus Institut in Germany. A practical method of construction, detailed and approved to Passivhaus standards, the system has been proven in service for over twenty years. Manufactured in the UK using robust materials which will not deteriorate over time, Wallform has a long useful life and low maintenance costs.

Website: http://www.becowallform.co.uk/applications/passivhaus/

Blauberg UK

Leicester

Website: http://www.blauberg.co.uk/en

Blowerproof

Swindon

Blowerproof Liquid Applied Membrane is a VOC free, water based, flexible polymer that provides a unique and sustainable way to permanently secure airtight building connections and surfaces in both new build and retrofit. It also serves as a vapour, radon and methane barrier. Suitable for direct application to a wide range of substrates without the need for primer. Certifications: Passive Component ‘A’, BBA, Exova, M1 (VTT), BBRI. Specific test data and construction details available on request. Over 1 million square metres installed. Over 3,000 reference sites across Europe including Duxford (UK) - Imperial War museum - which registered the best airtightness test result ever recorded in the UK of 0.03ach. Blowerproof is available as a fibre reinforced brush applied version or a liquid version for spray or roller application in either blue/black or white options. Blowerproof provides a UK wide contract application service.

Website: http://blowerproof.co.uk

ConstruktCLT

London

Website: https://www.construktclt.com/

CVC Systems Ltd

Wallingford

CVC is one of the UKs Leading designers, suppliers and installers of ventilation systems, with over 30 years experience in the industry. CVC understands that the requirements for a Passivhaus are different to that of a standard build and has had the privilege of being involved with numerous projects that have acquired Passivhaus certification. CVC offers a free design and quote service; each design is bespoke to the project, we work alongside others involved in the project, to ensure the best system is provided for the project. With a team of national installers positioned around the UK, CVC can provide installation of all our systems wherever your build may be. CVC is the UK supplier of Brink Climate Systems, Passivhaus MVHR units.

Website: http://www.cvcsystems.co.uk

EcoCocon s.r.o

Slovak Republic

Ecologic SIPs

Bransgore

Our passion and experience in building with sustainable methods has inspired us to focus on the manufacturing and installation of SIPs (structural insulated panels). Ultimately, our ambition is to empower homebuilders and industry professionals to create design-led, eco-buildings using sustainably-sourced materials and low-impact methods. We specialise in the manufacture and installation of SIP panels, producing resilient building solutions with long-lasting environmental and lifestyle benefits. Every panel that we design is made in-house at our New Forest workshop in Dorset.

Website: http://ecologic-sips.co.uk

Econekt

Clydebank

As a company with over forty years combined industry experience and having partnered with leading industry professionals, Econekt take great pride in being able to offer one of the most advanced Passivhaus and low-energy structural building systems on the market today.

Website: http://econekt.co.uk/

Ecospheric

Lymm

Ecospheric is an award winning Passivhaus consultancy and sustainable property developer. They offer expertise on low energy design to the UKs leading architecture and planning firms as well as developers, social housing providers, and corporations. Their developments include the Zetland Passivhaus project, Europes first certified EnerPHit Plus home, The Sorting Office, a zero waste and zero energy food hall, and, Lymm Hall, the zero energy retrofit of a Grade II listed manor house. In addition, its sister company Ecospheric Windows & Doors supplies and specifies high performance glazing solutions for Passivhaus and low energy retrofit.

Website: http://www.ecospheric.co.uk/

Eden Insulation Ltd

Appleby

Eden Insulation specialise in modular timber frame using natural materials. Having built numerous Passivhaus projects, Eden Insulation have considerable experience designing and constructing timber frames to the rigorous standards required for Passivhaus buildings. Your frame will be custom made for you to the exact specifications of your architectural plans, using the highest-performing airtightness materials. A typical two-storey frame is erected on site in just a few days, giving you a weatherproof, airtight core built to stand the test of time.

Website: http://www.edeninsulation.co.uk

Eksalta Windows & Doors

London

Eksalta Windows and Doors is a supplier of bespoke, highly energy efficient triple glazed traditional and modern timber windows and doors. Eksalta collaborates closely with architects, builders, engineers and others within the residential and commercial sectors, providing timber windows and doors for energy-efficient refurbishments, deep retrofits, EnerPHits, Passivhaus projects and new low energy developments across the UK.

Website: https://www.eksalta.co.uk/

EMC Joinery

Witney

Website: https://www.emcjoinery.co.uk/

ENERsign GmbH

Wittlich, Germany

Website: http://enersign.com/en

Enviroblinds

Brighton

At Enviroblinds, we are passionate about low carbon, energy saving external blinds and architectural shading which transform a building climatically and visually. External shading is a passive and energy efficient means of reducing solar gain in buildings. Inspired by the widespread use of external shading in architecture across Europe, we have sourced the best quality products to offer you an unrivalled choice of solutions. We have a product for your project, however big or small, that is guaranteed not only to increase lower your carbon footprint but also to enhance the design of the building facade.

Website: http://www.enviroblinds.co.uk

Fleming Buildings

Glasgow

Fleming Buildings are a construction business with core experience in education, healthcare, community buildings, religious buildings and historical conservation. This experience includes new build, extensions, refurbishment and reconfiguration, frequently delivered within live, operational environments with typical projects ranging in value between £500,000 - £6m throughout Scotland. Additionally, we have in-house timber engineering, specialising in design, manufacture and erection of timber frame structures, glulam and mass timber solutions alongside floor and roof cassettes. We are a true construction company, having our own directly employed trades supported by our yearly intake of trade apprentices of whom account for over 10% of our workforce. We operate quality and environmental management systems to ISO9001 and ISO140001 and are members of TRADA, STA and FMB. We have an exemplar approach to health and safety, maintaining both CHAS and SMAS/SSIP accreditation.

Website: http://www.fleming-buildings.co.uk

Gondwana Green Heat

Edinburgh

Gondwana is small unique company based in Edinburgh. We specialise in importing, installing, designing and consulting on renewable heating projects on our door step and worldwide.

Website: http://gondwanagreenheat.co.uk

Greencore Construction

Bicester

Greencore Construction is a multi-award-winning designer and builder of high-performance, Climate Positive homes. We build housing using our Biond Building System. This is a closed panel timber frame insulated with Lime-Hemp and natural fibre insulation. Our Purpose - To accelerate the global transition to net-zero by building Climate Positive houses Our Mission - To scale-up the delivery of low-carbon homes until they can no longer be ignored by the mainstream housebuilders Our Vision - To lead by example and change the Construction Industry forever We work with developers and landowners in Oxfordshire and the surrounding counties.

Website: http://www.greencoreconstruction.co.uk

GRM Windows ltd

Pontyclun

Established in 1979, GRM Windows has grown to become one of South Wales most experienced and trusted manufacturers of quality windows and doors to both trade and homeowners alike. We have developed a close working relationship with our key suppliers and to this end we are delighted to be Rehau authorised partners. We pride ourselves in having the customer focussed and flexible approach to design that is required to achieve the Passivhaus standard. GRM Windows continue to invest in the latest production techniques and product development that will meet the future demands of both trade customers and End Users alike.

Website: https://www.grmwindows.co.uk/

Kelda Showers

Eastleigh

Kelda are the pioneers of innovative water and energy-efficient Air-Powered showers that can help reduce a building´s carbon footprint by using significantly less water and energy. With climate change exacerbating water scarcity and the global energy crisis driving up the cost-of-living crisis, the link between water and energy efficiency has never been so relevant.

Website: http://www.keldashowers.com

Lamilux UK Ltd

Bury St Edmunds

LAMILUX are proud to introduce our Passivhaus Flat Roof Skylights and Glass Roof System – an essential feature in the design and construction of Passivhaus buildings. We understand the importance of high-quality components on Passivhaus buildings, which is why with the LAMILUX Passivhaus rooflight products, you are in safe hands in terms of energy efficiency. We currently employ 1 Certified Passivhaus Tradesperson, with 3 further members of the team working towards this award and have worked on the majority of the exemplary Passivhaus projects in the UK, including Harris Academy Secondary School and George Davis Medical Building at University of Leicester.

Website: http://www.lamiluxskylights.co.uk

Larry Soper

Harrogate

Lindab

Northampton

Lindab is a leading ventilation company, offering solutions for energy-efficient ventilation for a wide range of applications including Passivhaus MVHR systems. The products are characterised by high quality, ease of installation and environmental thinking. Lindab also offers a range of sustainable roof and rainwater systems. Most of us spend the majority of our time indoors. Lindab wants to contribute to a better indoor climate for tomorrow. We also want to contribute to a better climate for our planet.

Website: http://www.lindab.co.uk

Lowfield Timber Frames

Powys

Lowfield Timber Frames have over 20 years experience supplying our engineered timber products, we have earned a reputation for service, quality and excellence in all areas. We supply to a wide range of customers from self-builders, local small builders to large regional and national developers. As demand for high quality energy efficient buildings has grown, we have dedicated time to expand our knowledge and understanding of new principles and are fully equipped to help you achieve your low energy build right through to Passivhaus certification. Our vision is to be part of the construction industry striving for change to build our future greener, we have been part of some of the UK’s largest Passivhaus schemes. With our in-house Certified Passivhaus Designer we can offer a design to delivery journey focusing on a fabric first approach.

Website: http://www.lowfieldtimberframes.co.uk

Luft MVHR Ltd

Totnes

Website: http://www.luftmvhr.co.uk

Magmatech Ltd

London

MagmaTech develops thermally insulating fixings designed to remove thermal bridging from insulated buildings. This includes low conductivity basalt fibre wall ties for use in masonry cavity walls; “TeploTie TM”. The ties were used in the breakthrough Denby Dale Passsivhaus project and many other low energy projects across the UK. Fixings have also been used in Passivhaus retrofit / refurb projects. Thermally broken connections between most construction materials are possible. MagmaTech welcomes the opportunity to solve your thermal bridging problems.

Website: http://www.magmatech.co.uk

Metal Technology Ltd

Antrim

Metal Technology Ltd is one of the UK and Ireland’s leading architectural aluminium systems companies. Specialising in the design of bespoke window, door, and curtain wall systems, offering exceptional levels of thermal performance and low U values including a range of Passive House accredited products. The company operates daily dispatches to the UK and Ireland from its three-acre manufacturing and distribution headquarters. The company is ISO 9001 and ISO 14001 quality and environmentally certified and is accredited with BES 6001 certification for responsible sourcing and holds Passive House accreditation. The company’s success has been built upon a core focus of investment, product development and reducing our environmental impact.

Website: http://metaltechnology.com

Moulded Foams Ltd

Gwent

Moulded Foams Ltd is the manufacturer of the GDeck GT09, the most thermally efficient, least waste and labour cost EPS beam and block insulated flooring system, that can provide U Values of 0.09 w/m²K and be used within the Passivhaus envelope. Manufactured from multiple sites here in the UK and supplied in conjunction with prestressed concrete T beams, GDeck helps reduce the operational carbon of a building and its dwelling emission rates (DER). For every 1kg of oil used to make EPS insulation, it will save the environment from burning 150kg of oil for heating the same building over its service life of 50 years. Fully recyclable with an A+ rating in the BRE green guide to specification, GDeck EPS insulation currently contains a minimum of 15% post-consumer waste (PCW), which by quarter 1 of 2025 will increase to 100%, further improving its sustainability credentials in the journey to Net Zero. The GDeck system comes with KIWA/BBA approval and meets the requirements of Code Level 6 of the UK Code for Sustainable Homes.

Website: http://mouldedfoams.com

Nilan.Green (Scotland)

Tyrone

Nilan.Green is the sole distributor for Nilan in Scotland and the North of Ireland. Nilan are a privately owned Danish company specialising in high efficiency MVHR units with integrated heat pump technology for almost 50 years. Nilan provide Domestic and commercial MVHR products with a range from 1-bedroom apartments right up to a 30000m2 commercial units. We offer a personal service providing advice on ducting layouts, ventilation flow rates and installation. We will support you and your team from inception onwards. We have a range of products and services to extend the Warranty and provide peace of mind.

Website: http://nilan.green

Norrsken

Poole

Norrsken specialises in high performance triple glazed timber windows and doors with a powder-coated aluminium exterior cladding. They are eco-friendly, energy efficient and designed for the UK. This gives you the warmth and beauty of wood internally with the minimal exterior maintenance of aluminium. Customers typically use our windows on new build projects as part a high-performance thermal envelope or for substantial renovations where the building performance will be significantly upgraded. Passive House projects are common in our client base. The Norrsken team is well-versed in working with Passive House project specifications. In an industry where quality of service is not universal, Norrsken takes customer satisfaction very seriously – a fact to which 95% 5-Star Trustpilot reviews will testify.

Website: http://norrsken.co.uk

okoHaus UK Limited

Woolverstone

okoHaus supply and install high performance, sustainable window and door systems such as Rationel, Velfac and Solarlux. We often work on projects targetting Passive levels of performance, so have experience in achieving the necessary air tightness.

Website: http://www.okohaus.co.uk

Partel

Galway

Partel is renowned as a leading developer and supplier of high-performance building envelope solutions and materials for the low-energy building sector. The company has Irish roots and a global presence within Ireland, the UK, North America, and mainland Europe. Technical excellence is at the core of their product development, providing an integrated range of Airtight and Windtight Systems, Thermal Bridging Solutions, and Ventilation Systems that significantly improve the energy-efficiency in both residential and commercial construction. These include monolithic breathable membranes, solvent-free adhesive tapes, adhesives and sealants, recycled structural insulation, and mechanical ventilation with heat recovery. They are committed to innovating in smart, sustainable building components that lead to intelligent energy consumption, building longevity, and quality of life.

Website: http://www.partel.co.uk

Partel

Galway

Partel is renowned as a leading developer and supplier of high-performance building envelope solutions and materials for the low-energy building sector. The company has Irish roots and a global presence within Ireland, the UK, North America, and mainland Europe. Technical excellence is at the core of their product development, providing an integrated range of Airtight and Windtight Systems, Thermal Bridging Solutions, and Ventilation Systems that significantly improve the energy-efficiency in both residential and commercial construction. These include monolithic breathable membranes, solvent-free adhesive tapes, adhesives and sealants, recycled structural insulation, and mechanical ventilation with heat recovery. They are committed to innovating in smart, sustainable building components that lead to intelligent energy consumption, building longevity, and quality of life.

Website: http://www.partel.co.uk

Passive House Systems Ltd

Epping

Website: http://www.passivehousesystems.co.uk

Pen Y Coed Construction & Insulation (PYC)

Welshpool

From Passive House design and construction to high quality joinery finishes, we pride ourselves in creating beautiful and sustainable buildings. With over 25 years' experience, we prioritise a 'Fabric First' approach that starts at the design stage, using materials and products that maximise the performance and energy efficiency of the building. Our timber frame houses begin life in our factory in Wales as fully engineered, insulated and air-tight closed panels. The panelised units are then transported to site where a weather protected structure can be assembled in a few days. The materials in our build systems are predominantly timber based and procured locally where possible. By using Warmcel cellulose fibre insulation along with timber and woodfibre lining boards, timber I-beams, timber windows, and timber cladding, carbon is locked-in to create a sustainable building that is healthy, comfortable and enjoyable to live in. Warmcel has also been awarded a Nature Plus Certificate. Full technical information is available on our website: pycgroup.co.uk and warmcel.co.uk.

Website: http://pycgroup.co.uk

Pure Haus

Leeds

We simplify the delivery of Passive House with a fabric first approach, our extraordinary team of experts create solutions to achieve super high energy efficiency, healthy and affordable homes. Every build is designed using a PHPP calculation to forecast a very accurate energy consumption. We take it further and calculate the lifetime CO2 footprint. Our design decisions are driven by CO2 footprint, energy efficiency, challenged by commercial viability, this all contributes to designing a building that eliminates fuel poverty and delivers comfort. Services: o Architectural services; Full PHPP and Zero Carbon Architectural design and consultancy service o Zero Carbon Workshop; Timber frame manufacturer and builder of Passive House homes Customers we work with: o Self builders o SME developers o Community Land Trusts and o Social Landlords

Website: http://www.purehaus.co.uk

RBS UK

King's Lynn

Ravago Building Solutions is the largest producer of extruded polystyrene (XPS) insulation in Europe. In the UK, our Ravatherm XPS X range of thermal insulation can be used in a wide range of roofing, flooring and wall applications. Our products are made and despatched from King’s Lynn in Norfolk, where we began making the UK’s first-ever range of XPS insulation products over 60 years ago, we have been investing in innovation ever since. We offer a wide range of products in several thicknesses and various compressive strengths to meet the performance requirements of buildings. Ravatherm XPS X thermal insulation is manufactured by an extrusion process, which results in a homogeneous, closed-cell material structure, smooth surface skin (extrusion skin) and many favourable material characteristics. Our products are chosen by architects, specifiers and constructors across the world. Ravago Building Solutions can provide help, advice and information in order to help you achieve the solutions you are looking for.

Website: http://ravagobuildingsolutions.com/uk/en/

Retrofit Windows Ltd

Shrewsbury

Rotho Blaas UK Ltd

Manchester

Rothoblaas, a global company from the Italian Alps, is a leading creator of high technology solutions for the heavy and mass timber, energy efficient, net zero and other better building practice sectors. The Rothoblaas range of products covers fasteners and connectors, building envelope and acoustic solutions, worker safety and tools. By utilizing Rothoblaas standardized components, design professionals create economies of scale and cost-effective processes resulting in less labor costs, reduced energy usage plus safe and efficiently built buildings. With innovation at its core, Rothoblaas and its partners push the boundaries on all stages of the design and construction process.

Website: https://www.rothoblaas.com/

Roxtec Ltd

Bury

Roxtec seals are more than a firestop. They protect against multiple risks such as water, gas and rodents. The airtight seals ensure requirements are met for thermal line insulation. Use them in energy efficient buildings to seal around cables and pipes in a quick, easy and efficient way. When additional installations are required, you just open up a seal and add cables, pipes and conduits without making new holes.

Website: http://www.roxtec.com/uk

Saint-Gobain Delegation UK & Ireland

Loughborough

Our mission is to create great places and improve daily lives. As a business, Saint-Gobain designs, manufactures and distributes materials and solutions, which are key ingredients in the wellbeing of each of us and the future of all. They can be found everywhere in our living places and our daily life: in buildings, transportation, infrastructure and in many industrial applications. They provide comfort, performance and safety while addressing the challenges of sustainable construction, resource efficiency and climate change.

Website: http://www.saint-gobain.co.uk/

SAV Systems

Woking

SAV Systems is a low carbon technology company providing heating and ventilation solutions. Our mission is to create optimal indoor environments with minimal energy wastage. We take pride in constantly pushing industry thinking and collaborating with our trusted technology partners to create smarter systems and solutions. SAV Systems partner with AirMaster to provide smart mechanical ventilation to the UK marketplace. AirMasters are decentralised mechanical ventilation units with heat recovery. The AirMaster AM 1000 is Passivhaus Component certified and is perfect for classrooms. We offer training on these products through our CIBSE accredited CPD sessions.

Website: https://www.sav-systems.com/

Scantec Joinery Ltd

Dunoon

Scantec are proud to offer Skaala Low energy windows and doors to the UK market as their national distributor. Founded in 1956, Skaala are one of the largest suppliers of windows and door solutions in the Nordic region. In 2017 Skaala joined the IFN group, Europe’s leading window brand. Skaala factories serving the UK market are located in Finland with decades of continual Research and Development can offer U-Values as low as 0.58 W/m2K. Our UK team have over 25 years’ experience of delivering best value Nordic products and would welcome the opportunity to discuss your Passiv Haus requirements.

Website: http://www.skaala.com/en

Scotia Architectural Systems Limited

Alva

Website: http://scotiaarchitecturalsystems.co.uk

SIGA1966 UK Ltd

London

SIGA is leading in the development, production and distribution of products free from residential toxins for the air and windtight building envelopes with the goal to build a world of zero energy loss buildings. SIGA-sealed buildings are characterized by low heating and ventilation costs, higher standard of comfort without drafts and protection from mould. Know-how, quality, innovation and the consistent striving for sustainability are some of the recipes for the success of the family business. Personal customer contact with building and construction professionals is ensured in over 30 countries around the world by 200 field staff belonging to the company. Thus, the building and construction professional is comprehensively counselled, trained and supported in his company, on site or in the SIGA academy in the head office in Ruswil Switzerland.

Website: http://www.siga.swiss

Soudal Uk Ltd

Website: https://www.soudal.co.uk/pro

Steico UK Ltd

Caddington

Website: http://www.steico.com/

Systemair

Birmingham

Systemair is a leading ventilation company with operations in 52 countries, the group comprises of 90 companies with over 50 years of experience. We aim to become more sustainable and to contribute to a sustainable society, we do this by developing energy-efficient products and by focusing continuously on improving our processes. The Group’s mission is to develop high-quality, reliable ventilation products with a long service life, that are energy-efficient and improve the indoor climate. They must be simple to choose, install and maintain. Systemair has a long history in Passivhaus with a wealth of expertise. We are able to offer a wide range of Passivhaus certified products in the residential, commercial, schools, healthcare and swimming pool markets. We are your most efficient and helpful partner in mastering your indoor air quality challenges.

Website: http://www.systemair.com/gb/about-us

TimberTight Ltd

Cleckheaton

Timber Tight are a family-owned business offsite manufacture business based in West Yorkshire. Our dynamic workforce produces timber frame walls, floor cassettes and roof structures. We specialise in bespoke housing developments, our team love a challenge and have varied and extensive construction experience. We have worked on a wide range of projects including self-builds, student accommodation, extensions, educational buildings, commercial units and hotels, in addition to various private and social housing schemes. We employ 30+ people - including four apprentices - and pride ourselves on an innovative and creative approach.

Website: http://timbertight.com

Total Home Environment Ltd

Moreton in Marsh

We specialise in helping self-builders and renovators to achieve the best possible home environment, in the most energy efficient and cost effective way. Passionate about clean fresh air, we know how to plan, select and install ventilation, heating and cleaning systems to achieve the healthiest outcome for your home and all those who live there. We research and choose our products carefully so you can be sure they give outstanding performance. Additionally, we will only specify those that fit best with your plans and budget. Our products include: • award winning heat pump ventilation • heat recovery ventilation • award winning compact service units • air-water heat pumps • central vacuum systems. We complete room-by-room heat loss calculations, 3D CAD system designs and installation of central vacuum and ventilation systems.

Website: http://www.totalhome.co.uk

Whitesales Ltd

Surrey

Website: http://whitesales.co.uk

Worcester Renewables Ltd

Worcester

Website: http://worcesterrenewables.com

Zehnder Group UK

Camberley

Zehnder Comfosystems provides a unique approach to indoor climate control introducing Eco-conscious homeowners to the benefits of integrated whole house solutions and a unique approach to controlling the indoor climate. With a choice of options ranging from heat recovery and comfort ventilation, to the ComfoBox which can provide heat recovery, ventilation, heating, cooling and hot water in one compact unit, there is a solution for every homeowner looking to maximize the energy efficiency and comfort of their home. Our experienced team is on hand to guide our customers from specification right through to installation, after sales service and advice, ensuring that Zehnder Comfosystems remains synonymous with quality, reliability and trust.

Website: http://www.zehnder.co.uk