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Breather membranes
Breather membranes for roof and wall construction in commercial, public realm and residential projects. Vapour-permeable, water-resistant sheets for pitched and flat roofs, timber frame walls and rainscreen façades. Sarking and façade membranes, reflective and self-adhesive types, AVCLs, tapes and accessories. Airtightness support and condensation control.
Breather membranes - helping you find the best solution for your project.

Probreathe® A2 - airtight, vapour-permeable wall membrane
Probreathe® A2 is an airtight woven glass fibre membrane with a PU coating. The membrane combines breathability, good water resistance and airtightness in one membrane. It has a Reaction to Fire classification of A2-s1,d0 when installed free-hanging or onto a substrate which is minimum A2-s1,d0
Wraptite® - air and vapour control barrier
Wraptite® combines the best properties of a vapour-permeable membrane and an air barrier in one innovative, affordable, self-adhering product. It fully bonds (without mechanical attachment) to almost any substrate for air tightness and ease of installation, requiring minimal use of sealants or tapes. The Wraptite® air barrier prevents lateral air
Wraptite® UV - Class B fire-rated airtight, vapour-permeable wall membrane
Wraptite® UV is a Class B fire-rated membrane that combines the best properties of vapour permeability and air tightness in one innovative, self-adhering product, specifically designed for use behind open-jointed cladding. Wraptite UV has exceptional water resistance and UV resistance to provide a 'shadow' appearance within open rainscreen
Proctorwrap Reflect® - vapour-permeable, low-emissivity wall membrane
Proctorwrap Reflect® is a vapour-permeable, low-emissivity membrane specifically designed to enhance the thermal performance of timber and steel frame structures. This non-woven polypropylene foil laminate provides excellent breathability, as well as secondary protection to the building during construction. It is installed on the external face of
Proctor Air® air- and vapour-permeable roofing underlay
Proctor Air® is an air- and vapour-permeable, highly water-resistant roofing underlay. Its characteristics allow even very complex pitched roofs to breathe, without the need for air gaps or secondary venting. The high-performance meltblown core at the heart of Proctor Air allows natural air movement to ‘supercharge’ the passage of moisture vapour
Wraptherm® - composite airtight, thermal bridging wall membrane
Wraptherm® is a composite comprising a 10mm Spacetherm insulation blanket bonded to the face of a Wraptite vapour-permeable, airtight self-adhesive membrane. It is designed to improve airtightness levels combined with a reduction in thermal bridging. Developed for use in the refurbishment of existing buildings where there is a requirement to
Wraptite® - Wrapseal Interface membrane
Wrapseal is a flexible interface membrane designed to create a durable airtight and weathertight seal around windows, doors and other similar openings within the building envelope. The membrane’s flexible and fully self adhesive construction allows it to provide a continuous seal between the opening and the surrounding substrate, replacing
Proctorwrap® - airtight, vapour-permeable breather membrane for walls
Proctorwrap is a spunbonded polypropylene film laminate material developed primarily as a breather membrane for timber frame wall and light steel frame applications. Applied in the factory during manufacture or on site, Proctorwrap affords effective protection of timber frames during construction against wind-driven rain, snow and dust. Once
Italecnomat SK 350
Our three-dimensional composite system combines an extruded spacer mat with a breathable, waterproof membrane, engineered for seamed metal roof applications. The microporous structure enables water vapour diffusion while maintaining complete waterproofing and efficient drainage of condensation. The system promotes micro-ventilation and delivers
Italecnomat
Our three-dimensional composite system combines an extruded spacer mat with a high-performance breathable membrane. Designed specifically for seamed metal roof applications, it allows water vapour diffusion through its microporous structure while ensuring effective waterproofing and drainage of condensation. The system promotes continuous
Wraptite® air-tight membrane for Passivhaus at Scale
Pipers Square in Charlestown, Dublin is one of four projects currently under construction by Cairn Homes, Ireland’s largest house builder. Alongside the other three sites, Pipers Square represents the company’s first foray into delivering residential accommodation to the Passivhaus standard. Over 1700 units are expected to be delivered by the
Wraptite® external air barrier used in Glass Bottle development, Dublin
Wraptite® external air barrier helps to deliver performance and quality in new city quarter development from the start. Wraptite®, the vapour permeable external air barrier from A. Proctor Group, is part of the high-performance residential building specification in the new Dublin city quarter, Glass Bottle. Connecting Dublin to its bay at the base- PROJECT
A Proctor Group
A. Proctor Group supports collaborative approach to new Passivhaus-standard
Two primary schools, an Early Learning and Childcare Centre, and other community facilities will all be housed in the new £34m Faifley Community Campus in Clydebank. Due to be completed in 2026, the project is being delivered in compliance with the Net Zero Public Sector Buildings Standard (NZPSBS), as part of funding through the Learning Estate
Air and vapour control membranes for MMC build system - Telford
A Proctor Group's Wraptite® air and vapour control membrane was used for an MMC build system on a derelict former pub site on Whitchurch Road, Telford. The self-adhered membrane provides a consistent airtight seal without the need for additional primers or adhesives, and is vapour-permeable, eliminating the potential for condensation
Wraptite® External Air Barrier helps school achieve Passivhaus standard
The specification and installation of A.Proctor Group’s Wraptite® external air barrier is helping three separate secondary school projects in Scotland to achieve the Passivhaus standard. As a result of the high-quality new school buildings, more than 4500 pupils will benefit from learning in thermally comfortable classrooms with excellent indoor
Air barrier for new self-build sustainable farmhouse
A new self-build farmhouse in the Scottish countryside has been fitted with the high-performing Wraptite® air barrier. The farmhouse is designed to Passivhaus standards by Architect Frances Strachan-Friar. The external application of Wraptite® provides essential protection in the form of waterproofing and weatherproofing for the CLT during the build
Proctorwrap Reflect® & Proctor Air® provide protection for timber frame kit
Proctorwrap Reflect® airtight, vapour-permeable breather wall membranes and Proctor Air® roofing underlay were used in the construction of a new timber-framed house in Aberdeenshire
Procheck® A2 membrane delivers on Birmingham regeneration project
Occupants of Moda Living’s 722-home build-to-rent scheme at Great Charles Street in Birmingham will soon enjoy the thermal comfort benefits of airtight building fabric, thanks to installation of the A. Proctor Group’s Procheck® A2 membrane. The accommodation comprises a mix of one-, two- and three-bedroom apartments, including some penthouses. As- PROJECT
A Proctor Group
Wraptite® UV membrane used in Passivhaus-standard campus building
A. Proctor Group is supporting a collaborative approach to the new Passivhaus-standard West Dunbartonshire community campus. Two primary schools, an Early Learning and Childcare Centre, and other community facilities will all be housed in the new £34m Faifley Community Campus in Clydebank. Due to be completed in 2026, the project is being
FrameTX® Maxi breather membrane for walls
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The FrameTX® Maxi breather membrane is suitable for where greater protection is required against water and air ingress. FrameTX® Maxi is a multi-layer, vapour permeable, air barrier, high performance breather membrane for use in timber and steel frame constructions. It is specifically designed to allow the transfer of moisture through the- PRODUCT
- Don & Low
FrameTX® is a single layer polypropylene fabric, specifically developed as high-performance air and vapour permeable breather membranes for use in timber and steel frame constructions. Once completed, the high-water vapour permeability of FrameTX® allows the controlled escape of vapour from within the timber frame whilst restricting the ingress of- PRODUCT
- Don & Low
FrameTX® Thermo is a high performance reflective breather membrane specifically designed to enhance the thermal performance of timber and steel frame structures. FrameTX® Thermo reduces the thermal transmittance (U-value) of walls by introducing a reflective surface in the cavity between the frame and outer cladding, thereby inhibiting radiant- PRODUCT
- Don & Low
Breather membranes - helping you find the best companies for your project.
A Proctor Group
The A. Proctor Group has been developing vapour permeable membranes and vapour control layers for over 25 years and have condensation control solutions for all areas of the building envelope. Moisture vapour will pass through the various layers of any construction by both convection and diffusion. The objective is to ensure, by design, that the
The Haugh, Blairgowrie, PH10 7ER- 9 Fenlock Court, Blenheim Office Park, Long Hanborough, Witney, OX29 8LN

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