Vapour barriers and membranes

Insulated DPC - All Sizes

build4less.co.uk

Insulated DPC 17mm x 100/165mm x 10m (Pack of 6)

insulation4less.co.uk

Insulated DPC 17 x 100/165mm x 10m (Pack of 6)

Rainscreen Barrier - All Sizes

Rainscreen Barrier 50 x 100 x 1200mm - (Pack of 24)

T-Barrier Timber Frame (vertical) - All Sizes

T-Barrier Timber Frame (vertical) 65/65mm x 65/200mm x 1200mm - (Pack of 12)

T-Barrier Masonry (vertical) - All Sizes

T-Barrier Masonry (vertical) 85/100mm (105/250mm x 1200mm) (Pack of 6)

Velux

The VELUX Insulation Collar with Underfelt Collar is an essential accessory for any VELUX roof window installation. It significantly enhances the thermal efficiency of your window, ensuring minimal heat loss and reducing energy costs. This product also serves as a barrier against underfelt intrusion, conforming to the shape of your window for a perfect fit. It measures 114 x 118 cm, making it suitable for a wide range of window sizes. Made from durable materials, its designed to withstand harsh weather conditions and provide long-lasting performance.

- Enhances thermal efficiency to reduce energy costs
- Effective barrier against underfelt intrusion
- Designed specifically for VELUX roof windows
- Measures 114 x 118 cm, fitting a range of window sizes
- Made from durable materials for longevity
- Weather-resistant design ensures reliable performance

Explore the VELUX Insulation Collar on BuildBuddy - a must-have for effective insulation and weather protection. Ideal for any VELUX installation project.

VELUX Insulation Collar 114x118cm | BuildBuddy

VELUX Insulation Collar With Underfelt Collar 114 X 118cm

jewson.co.uk

VELUX Insulation Collar with Underfelt Collar114 x 118cm

Visqueen

The Visqueen Vapour Check Control Layer is a high-quality membrane designed to prevent the passage of moisture and vapours into buildings. Manufactured in the UK by Visqueen, a leading provider of damp proofing and waterproofing solutions, this green 50 X 4m control layer is robust, flexible, and easy to install. It plays a critical role in any construction project by enhancing the energy efficiency of buildings and providing essential protection against condensation risk. 

- Designed to prevent moisture and vapour penetration
- High-quality, robust and flexible material
- Easy to install with common construction tools
- Enhances energy efficiency of buildings
- Provides essential protection against condensation risks
- Made by Visqueen, a trusted UK manufacturer

Unlock superior moisture protection with Visqueen Vapour Check Control Layer 50x4m Green on BuildBuddy – boost energy efficiency.

Visqueen Vapour Check Control Layer 50x4m Green | BuildBuddy

Visqueen Vapour Check Control Layer 50 X 4m Green

Visqueen Vapour Check Control Layer 50 x 4m Green

Dupont

The DuPont Tyvek 3586M Reflex Breather Membrane Roll is designed to enhance the energy efficiency and durability of buildings. Made from high-quality, weather-resistant Tyvek material, this product offers superior air and water vapour resistance while allowing internal moisture to escape, thereby preventing condensation and related problems. Its reflective surface also aids in reducing cooling costs, making it an ideal solution for warmer climates or buildings that require a high degree of temperature control.

- Provides excellent air and water vapour resistance
- Enables internal moisture to escape, preventing condensation
- Reflective surface reduces cooling costs
- Made from durable, weather-resistant Tyvek material
- Enhances energy efficiency of buildings
- Roll measures 100 x 1.50m for convenient coverage

Discover DuPont Tyvek 3586M Reflex Breather Membrane Roll 100x1.5m on BuildBuddy for superior air resistance and condensation control.

DuPont Tyvek Breather Membrane 100x1.5m | BuildBuddy

DuPont Tyvek 3586M Reflex Breather Membrane Roll 100 x 1.50m

The QA Underlay Sonic Excel Acoustic Vapour Gold 5mm x 1x15mtr 15m² is an excellent choice for your flooring needs. This underlay excels in sound reduction, making it perfect for both domestic and commercial environments. With a thickness of 5mm, it provides comfort underfoot and ensures longevity of your floor covering. Its gold vapour barrier adds an extra layer of protection against moisture, making this product ideal for use in high-humidity areas. The roll measures 1 metre in width and 15 metres in length, covering a total area of 15 square metres.

- Superior acoustic performance reduces unwanted noise
- Thickness of 5mm offers enhanced comfort underfoot
- Gold vapour barrier provides moisture protection
- Suitable for both domestic and commercial use
- Roll covers an area of 15 square metres 
- Long-lasting and durable to extend the life of your floor

Unleash QA Underlay Sonic Excel Acoustic Vapour Gold 5mmx1x15m 15m on BuildBuddy – superior sound and moisture control.

QA Underlay Sonic Excel Acoustic Gold 5mm | BuildBuddy

QA Underlay Sonic Excel Acoustic Vapour Gold 5mm x 1x15mtr 15m²

mpmoran.co.uk

Reflectashield

The Reflectashield 1450mm x 50m is a high-performance, reflective insulation product designed to enhance thermal efficiency in buildings. Suitable for walls, roofs, and floors, it combines a low emissivity outer layer with a robust core material for optimal insulation. With its easy installation and durable design, this Reflectashield product is an ideal choice for those seeking to improve their buildings energy performance.

- Highly reflective surface enhances thermal efficiency
- Robust core material provides long-lasting durability
- Versatile use in walls, roofs and floors
- Dimension of 1450mm x 50m offers extensive coverage
- Easy to install with standard construction tools
- Complies with UK building regulations for insulation

Boost thermal efficiency with Reflectashield 1450mmx50m from BuildBuddy – the ideal insulation for construction projects.

Reflectashield 1450mm x 50m | Compare with BuildBuddy

Reflectashield 1450mm x 50m

Recticel

The 90mm Recticel Eurowall+ Full Fill Insulation T&G Board is a high-quality, efficient thermal solution designed for cavity wall applications. These robust 1200mm x 460mm boards are designed to completely fill the cavity, eliminating heat loss and improving the energy efficiency of your property. Crafted from PIR (Polyisocyanurate) foam with a tongue and groove edge profile for easy installation, these boards are recognised for their superior insulating properties, making them an excellent choice for all your insulation needs.

- Made from high-performance PIR foam ensuring superior thermal efficiency
- Designed specifically for cavity wall applications
- Full-fill board size of 1200mm x 460mm maximises coverage
- Tongue and groove edge profile simplifies installation
- Pack coverage of 5.52m2 suitable for both small and large projects 
- Manufactured by Recticel, renowned for quality insulation products

Discover the high-quality Recticel Eurowall+ Full Fill Insulation T&G Board on BuildBuddy. Perfect solution to enhance your propertys energy efficiency.

Recticel Insulation Board 90mm T&G | BuildBuddy

90mm Recticel Eurowall+ Full Fill Insulation T&amp;G Board 1200mm x 460mm (5.52m2/Pack)

materialsmarket.com

Polypipe

Marley

Ibstock

Broadfix

Marshalls

Siniat

British Gypsum

Owlett-jaton

Tembe

Eclipse

Spax

Hippo

British Lead Mills

Supreme Concrete

Carlisle Brass

John George

C-tec

Simpson

Buildbase

DOLINA NOTECI

Rodo

Bostik

Hamilton

Philmac

Sealocrete

Xtratherm

Robeslee

Dietzel Univolt

Tafs (salop) Ltd

Wienerberger

Fillcrete

Grange

Terca

Polycell

Thompson's

Jablite

Febond

Keylite

Unifix

Suregraft

Stadium

Cuprinol

Hepworth

Timloc

Armstead

Charcon

Woodpecker

Forterra

Knauf

Faithfull

Dulux

Cemex UK

Geocel

TIMCO

Dupre

Fischer

Keystone

Geeco

Hunter

Thermalite

Ancon

Bird Brand

Birtley

Prodec

Ulti-mate

Fernco

Coo-var

Bosch

Flexseal

Manthorpe

Red Bank

Masterblock

Evo-stik

Peter Savage

Cementone

WD-40

Danelaw

Sandtex

Thistle

GRS Roadstone

Metpost

Toupret

Easy Innovations Ltd

Azpects

BAL Adhesives

Wrekin

Norbord

Centurion

Gorilla

Enviromose

Phillips Screw Company

Talon

builderdepot.co.uk

buildingmaterials.co.uk

thepaintshed.com

screwfix.com

selcobw.com

travisperkins.co.uk

wickes.co.uk

A vapour barrier or vapour control layer stops moisture from passing through walls, floors, and roofs, preventing condensation that can cause damp, mould, and structural damage. These membranes are a vital part of insulation systems, helping to improve energy efficiency and protect buildings from moisture-related issues. Whether you're working on a new build or a renovation, choosing the right vapour barrier membrane ensures long-term performance and compliance with UK building regulations. 
You’ll find vapour control membranes designed for different applications, from high-performance airtight solutions to breathable options that allow controlled moisture movement. Materials vary from polythene sheets to multi-layered foils, each suited to specific project requirements. 
Compare prices and get vapour barriers and membranes at the right price with Buildbuddy.

Buy vapour barriers and vapour control layers for insulation. Compare supplier prices and save on your build.

Vapour barrier & vapour control layer deals for builders