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Novia

Novia Reflex Reflective Roof & Wall Breathable Membrane is a high-performance, vapour-permeable membrane designed for use in pitched roof and wall applications. This 50m x 1.5m roll offers excellent water resistance while allowing moisture vapour to escape, supporting a healthy building envelope. The reflective surface helps improve thermal efficiency by reflecting radiant heat, making it ideal for energy-conscious construction projects. Suitable for both refurbishment and new builds, Novia Reflex is easy to install and compatible with most insulation types, bringing reliable protection and performance to your roofing or wall system.

- High-performance reflective breathable membrane for roofs and walls
- Enhances thermal efficiency with radiant heat reflection technology
- Allows moisture vapour escape while resisting water ingress effectively
- Suitable for both refurbishment and new build projects
- Large 50m x 1.5m roll covers significant installation areas
- Compatible with most insulation types for versatile application

Shop Novia Reflex Reflective Roof & Wall Membrane on BuildBuddy. Breathable, water-resistant, enhances thermal efficiency—ideal for energy-smart construction projects.

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Novia Reflex Reflective Roof & Wall Breathable Membrane - 50m x 1.5m

insulationsuperstore.co.uk

Novia Reflex Reflective Roof and Wall Breather Membrane 1.5m x 50m (75m2)

Powerlon

Powerlon UV 160 SA Breathable Facade Membrane is a high-performance, self-adhesive membrane designed to provide reliable weather protection for ventilated facades and rainscreen cladding systems. This breathable membrane, measuring 1.5m x 50m, allows moisture vapour to escape while effectively preventing water ingress, ensuring optimal building envelope performance. Manufactured for durability and UV resistance, Powerlon UV 160 SA is suitable for both new builds and refurbishment projects. Its self-adhesive backing simplifies installation, reducing labour time and minimising the risk of air leakage.

Self-adhesive design ensures quick and secure installation  
Highly breathable for effective moisture management in facades  
Outstanding UV resistance for long-lasting external protection  
Waterproof barrier prevents rainwater penetration into building structures  
Suitable for ventilated facades and rainscreen cladding systems  
Supplied in a practical 1.5m x 50m roll size

Shop Powerlon UV 160 SA Breathable Facade Membrane on BuildBuddy. Self-adhesive, waterproof, UV resistant—ideal for ventilated facade protection.

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Powerlon UV 160 SA Breathable Facade Membrane - 1.5m x 50m

Powerlon UV 160 SA Facade Membrane - 1.5m x 50m

The Novia Radon Barrier DIY Kit is designed for effective radon gas protection in residential and commercial buildings. This kit includes a high-performance radon barrier membrane, jointing tape, and installation instructions, making it suitable for self-installation. The Novia radon barrier provides a durable and flexible solution that helps prevent harmful radon ingress through floors and foundations. Engineered for easy application, the kit is compatible with most common building substrates. Using this Novia product ensures compliance with UK building regulations related to radon control while supporting a healthier indoor environment.

- Complete DIY kit with membrane, tape, and instructions included
- High-quality Novia radon barrier membrane for maximum protection
- Suitable for use in residential and commercial construction projects
- Easy to install with clear step-by-step guidance provided
- Supports compliance with UK radon protection regulations
- Durable and flexible material compatible with most building substrates

Find the Novia Radon Barrier DIY Kit on BuildBuddy—easy installation, certified protection, complete kit for safe homes and buildings.

Novia Radon Barrier DIY Kit | Compare with BuildBuddy

Novia Radon Barrier DIY Kit

Klober

The Klober Wallint 50 Air Barrier & Vapour Control Layer is designed to provide effective air and vapour control for walls and ceilings in residential and commercial buildings. Supplied as a 50m x 1.5m roll, this high-performance membrane helps prevent heat loss and controls moisture migration within the building envelope. The Klober Wallint 50 minimises the risk of condensation, ensuring long-term durability of insulation and structural elements. Easy to handle and install, it is compatible with a range of construction types and meets relevant UK building regulations for vapour control layers.

- High-performance air barrier and vapour control membrane
- Supplied in a 50m x 1.5m convenient roll
- Minimises condensation and heat loss within building envelope
- Suitable for walls and ceilings in multiple construction types
- Compatible with UK building regulations for vapour control layers
- Easy to handle, cut, and install on site

Shop the Klober Wallint 50 Air Barrier & Vapour Control Layer at BuildBuddy—effective moisture control, easy installation, ideal for walls or ceilings.

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Klober Wallint 50 Air Barrier & Vapour Control Layer - 50m x 1.5m Roll

Klober Wallint 50 Air Barrier & Vapour Control Layer ~ 50m x 1.5m Roll

Novia VC2 Air Leakage Barrier & Vapour Check Laminate - 50m x 1.5m

Novia VC2 Air Leakage & Vapour Control Layer 50m x 1.5m

The Powerlon Ultrablock 200 Vapour Control Layer is a high-performance membrane designed for use in building and construction projects to help manage moisture and vapour diffusion. Measuring 1.6m x 50m, this vapour control layer is suitable for internal walls, roofs, and floors, providing effective protection against condensation within the structure. It enhances the overall energy efficiency of buildings by reducing air leakage and maintaining a stable indoor environment. The robust polyethylene construction ensures durability while remaining lightweight and easy to install, making it an ideal choice for both residential and commercial applications.

- High-performance vapour control layer for building applications
- Generous 1.6m x 50m roll size for large coverage
- Reduces condensation risk within walls, roofs, and floors
- Durable polyethylene construction for long-lasting protection
- Improves energy efficiency by reducing air leakage
- Lightweight and easy to install in various structures

Shop Powerlon Ultrablock 200 Vapour Control Layer on BuildBuddy. Durable, easy to install, reduces condensation risk in walls and roofs.

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Powerlon Ultrablock 200 Vapour Control Layer - 1.6m x 50m

Powerlon Ultrablock 200 Thermo Reflective Vapour Control Layer 1.6m x 50m

Klober Easy Form Universal Stretchable Tape 90mm x 10m is a flexible and robust sealing solution for roofing and construction projects. Designed for universal application, this stretchable tape ensures reliable airtight and watertight seals around penetrations, abutments, and joints. Its high elasticity accommodates complex shapes and surfaces, making it ideal for use with roof underlays, membranes, and vapour barriers. The strong adhesive backing offers long-lasting performance even in challenging weather conditions. Suitable for both new builds and renovation work, Klober’s stretchable tape provides excellent compatibility with various building materials.

- Universal stretchable tape for roofing and construction applications
- Size: 90mm width by 10m length per roll
- Airtight and watertight seal around penetrations and joints
- High elasticity for complex shapes and surface contours
- Strong adhesive ensures long-lasting performance in all weather
- Compatible with a variety of building materials

Shop Klober Easy Form Universal Stretchable Tape on BuildBuddy. Achieve airtight seals, flexibility, & strong adhesion—ideal for roofs & construction projects.

Klober Easy Form Stretchable Tape 90mm x 10m | Compare with BuildBuddy

Klober Easy Form Universal Stretchable Tape - 90mm x 10m

Superfoil

SuperFOIL SFTV Thermal Vapour Barrier 1.5m x 25m Roll - 37.5m2

roofingsuperstore.co.uk

The Novia FR Fire Rated Breather Membrane is a high-performance, flame-retardant membrane designed for use in wall and roof construction projects. Measuring 50m x 1.5m, this breather membrane provides excellent water resistance while allowing vapour to escape, reducing the risk of condensation within building structures. Novia FR Fire Rated Breather Membrane meets stringent fire safety standards, making it suitable for a wide range of commercial and residential applications where enhanced protection is required. Its robust construction ensures long-lasting durability, while the lightweight roll format allows for straightforward installation on-site.

- Flame retardant breather membrane for safe building applications
- Superior water resistance with high vapour permeability performance
- Suitable for roofs and walls in various constructions
- Supplied in a 50m x 1.5m easy-to-handle roll
- Complies with key fire safety regulations and standards
- Robust and durable material for reliable long-term protection

Buy the Novia FR Fire Rated Breather Membrane on BuildBuddy. Fire resistant, vapour permeable, durable—ideal for roofing and wall projects.

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Novia FR Fire Rated Breather Membrane - 50m x 1.5m

Novia FR Fire Breather Membrane 1.5m x 50m (75m2 Roll)

Powerlon VCL 170 Air and Vapour Control Layer - 2m x 50m Roll

Powerlon VCL 170 Air and Vapour Control Layer - 2m x 50m

Novia STRP High Specification Vapour Control Layer - 50m x 2m

Novia STRP Reinforced Vapour Control Layer 50m x 2m

The Novia VC2 Air & Vapour Control Layer Kit - 75m2 is a high-performance air and vapour control membrane designed for use in walls, roofs, and floors in both residential and commercial buildings. This Novia product helps improve energy efficiency by effectively limiting the movement of air and moisture within building structures. The kit covers an area of 75 square metres, making it suitable for larger projects or multiple applications. Engineered to be robust, easy to install, and compatible with most insulation types, the Novia VC2 Air & Vapour Control Layer provides reliable protection against condensation and heat loss, ensuring long-term durability and performance.

- High-performance air & vapour control membrane for buildings
- Covers 75m² per kit for large-scale or multiple projects
- Helps prevent condensation and improves energy efficiency
- Robust construction suitable for walls, roofs, and floors
- Easy to install with most insulation materials
- Compatible with residential and commercial applications

Find the Novia VC2 Air & Vapour Control Layer Kit on BuildBuddy. 75m² coverage, condensation control, easy installation—ideal for efficient building projects.

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Novia VC2 Air & Vapour Control Layer Kit - 75m2

Novia VC2 Air & Vapour Control Layer Kit & Tapes - 75m2

Novia VC2 Air And Vapour Control Layer DIY Kit

Powerlon Air Barrier Membrane 1.5m x 50m is a high-performance, vapour-permeable membrane designed for use in building envelopes to improve airtightness and energy efficiency. Suitable for domestic and commercial construction, this air barrier membrane helps prevent uncontrolled air leakage while allowing water vapour to escape, reducing the risk of condensation within walls and roofs. Easy to handle and install, Powerlon Air Barrier Membrane offers reliable protection against wind-driven rain and air infiltration, supporting compliance with building regulations for thermal performance.

- 1.5m x 50m roll covers large surface areas efficiently
- Vapour-permeable design allows moisture escape, prevents condensation
- Enhances airtightness for improved energy efficiency in buildings
- Suitable for both domestic and commercial construction projects
- Protects against wind-driven rain and air infiltration
- Supports compliance with current building regulations

Shop Powerlon Air Barrier Membrane on BuildBuddy. Airtight, vapour-permeable, easy-install membrane—ideal for efficient building protection.

Powerlon Air Barrier Membrane | Compare with BuildBuddy

Powerlon Air Barrier Membrane - 1.5m x 50m

Powerlon Air Barrier Membrane 1.5m x 50m (75m2)

Proctor

FramePro W1 Air Barrier 1.5m x 50m

build4less.co.uk

British Gypsum

The Glasroc X Sheathing Board is a high-performance, gypsum-based sheathing solution designed for external walls and façades. Measuring 2400mm x 1200mm x 12.5mm, this board offers excellent stability and durability in a wide range of weather conditions. With its water-resistant glass mat surface, the Glasroc X Sheathing Board provides superior protection against moisture ingress, making it suitable for use in modern construction projects. It is easy to cut, handle, and install, supporting fast-track building methods while delivering reliable fire and mould resistance.

- Dimensions: 2400mm x 1200mm x 12.5mm for versatile application  
- Water-resistant glass mat surface for enhanced moisture protection  
- Provides robust fire resistance for safer building environments  
- Suitable for external walls and façade sheathing applications  
- Easy to handle and install with minimal specialist tools required  
- Mould resistant composition ensures long-lasting performance

Find the Glasroc X Sheathing Board on BuildBuddy—moisture resistant, fire rated, easy installation—ideal for external wall construction projects.

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Glasroc X Sheathing Board - 2400mm x 1200mm x 12.5mm

Volcalis

The Volcalis Easy Light Loft Roll 44 is a high-performance loft insulation roll designed to provide excellent thermal efficiency in residential and commercial buildings. Measuring 100mm thick, 12m long, and 1.2m wide, this mineral wool insulation roll covers an area of 14.4m² per pack, making it ideal for large spaces. Lightweight and easy to install, the Volcalis Easy Light Loft Roll 44 enhances energy efficiency while meeting strict building regulations. Its flexible composition allows for a snug fit between joists or rafters, ensuring consistent coverage and minimising heat loss in lofts and attics.

- Covers up to 14.4m² per roll for efficient installation
- Provides high thermal performance at 100mm thickness
- Lightweight mineral wool for easy handling and fitting
- Suitable for both residential and commercial applications
- Meets UK building regulations for loft insulation
- Flexible material adapts to irregular surfaces and spaces

Find Volcalis Easy Light Loft Roll 44 on BuildBuddy. Covers 14.4m², offers high thermal performance, and is easy to install—ideal for loft insulation.

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Volcalis Easy Light Loft Roll 44 100mm x 12m x 1.2m (14.4m2)

insulation4less.co.uk

Volcalis Easy Light Loft Roll 44 - All Sizes

The SupaPerm SP100 Housewrap Breather Membrane 1.6m x 100m (160m²) is designed for use in timber frame and steel frame construction, providing superior protection against wind-driven rain while allowing moisture vapour to escape. This high-performance breather membrane enhances the energy efficiency of buildings by minimising air infiltration and helping to protect insulation materials from dampness. Lightweight yet robust, the SupaPerm SP100 is easy to handle and install, making it an ideal choice for both new builds and renovation projects. Its durable construction ensures long-lasting performance in a variety of weather conditions, supporting compliance with current building regulations.

- Breathable membrane allows moisture vapour to escape efficiently  
- Windproof barrier protects against wind-driven rain penetration  
- Suitable for timber frame and steel frame construction projects  
- Covers large areas with convenient 1.6m x 100m roll size  
- Lightweight material simplifies handling and installation on site  
- Supports compliance with UK building regulations for housewraps

Find the SupaPerm SP100 Housewrap Breather Membrane on BuildBuddy. Breathable, windproof, easy-to-install solution for modern construction needs.

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SupaPerm SP100 Housewrap Breather Membrane 1.6m x 100m (160m2)

Powerlon SupaPerm SP100 Housewrap Breather Membrane 1.6m x 100m

Adaptavate

Breathaplasta Thermal Insulating Plaster 9kg Bag is a high-performance plaster solution designed to improve thermal insulation in both new builds and renovations. This eco-friendly plaster combines quick-setting properties with natural breathability, helping regulate indoor humidity while reducing energy loss. Suitable for internal walls and ceilings, it enhances comfort and energy efficiency by minimising cold bridging and preventing condensation. Breathaplastas easy-to-apply formula ensures a smooth finish, making it ideal for professional tradespeople and DIY enthusiasts focused on sustainable building practices. Its compatibility with a wide range of substrates makes it versatile for various construction projects.

- Improves thermal insulation for walls and ceilings
- Natural breathable formula regulates indoor humidity effectively
- Quick-setting plaster allows faster project completion
- Helps prevent condensation and reduce cold bridging
- Compatible with various internal wall substrates
- Eco-friendly composition supports sustainable construction practices

Shop Breathaplasta Thermal Insulating Plaster 9kg on BuildBuddy. Improve insulation, breathability, and sustainability in your next project today.

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Breathaplasta Thermal Insulating Plaster x 9Kg 9kg Bag

Adaptavate Breathaplasta Thermal Insulating Plaster x 9Kg

Breathaplasta Universal Breathable Plaster x 20Kg is a high-performance, lime-based plaster designed for a wide range of internal applications. This 20kg bag provides excellent breathability, helping to regulate moisture and improve indoor air quality. Suitable for use on various backgrounds, including brick, block, and stone, it’s easy to apply by hand or machine. The universal formulation supports healthier living environments by reducing condensation and damp risk. Breathaplasta Universal Breathable Plaster is ideal for both renovation and new build projects, ensuring a durable and professional finish.

- High-performance lime-based breathable plaster for internal use
- Helps regulate moisture and reduces condensation risk
- Suitable for brick, blockwork, stone backgrounds
- Easy application by hand or spray machine
- Promotes improved indoor air quality in living spaces
- Ideal for renovations and new builds alike

Shop Breathaplasta Universal Breathable Plaster 20Kg on BuildBuddy—easy application, moisture regulation, perfect for renovation or new build projects.

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Breathaplasta Universal Breathable Plaster x 20Kg 20kg Bag

Adaptavate Breathaplasta Universal Breathable Plaster x 20Kg

Knauf

Knauf Premium Joint Filler 10kg is a high-performance plasterboard joint filler designed for professional drywall applications. Suitable for both taping and finishing plasterboard joints, it offers excellent workability and adhesion, ensuring smooth and durable results. This versatile joint filler is easy to mix and apply, reducing the risk of cracking or shrinkage once dry. Knauf Premium Joint Filler is ideal for use in both residential and commercial projects, providing reliable results every time. Supplied in a convenient 10kg bag, it meets the requirements of modern construction environments.

- High-performance plasterboard joint filler for professional applications  
- Excellent adhesion ensures strong bonding to plasterboard surfaces  
- Easy to mix and apply with consistent workability  
- Reduces risk of cracking or shrinkage after drying  
- Suitable for taping and finishing joints on drywall systems  
- Supplied in a convenient 10kg bag for efficient usage

Find Knauf Premium Joint Filler 10kg on BuildBuddy. Ideal for drywall joints, easy to apply, strong adhesion & reduced cracking—perfect for all projects.

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Knauf Premium Joint Filler 10kg

wickes.co.uk

Knauf Premium Joint Filler - 10kg

Knauf Premium Joint Filler - All Sizes

Breathaplasta Smooth Finishing Plaster x 20Kg is a high-quality lime-based plaster designed for smooth, breathable wall and ceiling finishes. This 20kg bag is suitable for use on a wide range of substrates, promoting healthy indoor air quality by allowing moisture to pass through the surface. Ideal for renovation and new build projects, Breathaplasta Smooth Finishing Plaster provides excellent workability and quick application while reducing the risk of condensation and mould. Its natural composition makes it an eco-friendly choice for sustainable construction.

- Lime-based smooth finishing plaster for walls and ceilings
- Breathable formula helps regulate indoor humidity levels
- Suitable for various substrates in renovation or new builds
- Reduces condensation, mould growth, and enhances air quality
- Easy to mix, apply, and finish with professional results
- Supplied in a convenient 20kg bag for efficient coverage

Find Breathaplasta Smooth Finishing Plaster 20kg on BuildBuddy—breathable, easy-to-apply lime plaster ideal for healthy indoor environments.

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Breathaplasta Smooth Finishing Plaster x 20Kg 20kg Bag

Adaptavate Breathaplasta Smooth Finishing Plaster x 20Kg

Knauf Dritherm Cavity Slab 32 (455mm x 1200mm) 125mm is a high-performance glass mineral wool insulation solution designed for use in external cavity walls. This cavity slab offers excellent thermal efficiency, helping to reduce heat loss and improve energy savings in residential and commercial buildings. The non-combustible, water-repellent design ensures both safety and durability, while the convenient slab size allows for quick installation and a snug fit between wall ties. Manufactured to meet rigorous UK building standards, Knauf Dritherm Cavity Slab 32 is ideal for new builds or renovations where reliable insulation is required.

- High thermal performance improves energy efficiency in cavity walls  
- Non-combustible glass mineral wool enhances fire safety  
- Water-repellent for long-lasting moisture resistance  
- Sized for easy handling and rapid installation  
- Complies with UK building regulations and standards  
- Suitable for new build or refurbishment projects

Find Knauf Dritherm Cavity Slab 32 on BuildBuddy. Superior thermal insulation, fire safety, moisture resistance—ideal for UK building projects.

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Knauf Dritherm Cavity Slab 32 (455mm x 1200mm) 125mm

buildbase.co.uk

KNAUF DRITHERM 32 CAVITY SLAB 1200 x 455 x 125mm x 2.18m2 (PACK 4) 715828

travisperkins.co.uk

Knauf Dritherm Cavity Slab 32 125mm 455 x 1200mm 2.184m2 Per Pack

lordsbm.co.uk

Knauf 125mm x 1200mm x 455mm Dritherm 32 Cavity Slab 2.18m2

Knauf Dritherm Cavity Slab 32 (455mm x 1200mm) - 125mm

Ramco

The Hicem Fibre Cement Board 2440 x 1220mm (6mm thickness) is a high-performance building material designed for both internal and external applications. Manufactured from a blend of cement and reinforcing fibres, this fibre cement board provides excellent durability, moisture resistance, and dimensional stability. Its large sheet size is ideal for wall linings, ceilings, partitions, and cladding projects in residential, commercial, or industrial environments. The 6mm thickness ensures flexibility while maintaining strength, making installation straightforward for various construction needs. This Hicem board offers reliable fire resistance and is suitable for use in humid or wet areas where traditional plasterboards may fail.

- 2440 x 1220mm large sheet size for versatile coverage
- 6mm thickness balances strength and flexibility
- Manufactured from durable fibre cement material
- Suitable for internal and external building applications
- Offers excellent moisture and fire resistance properties
- Ideal for walls, ceilings, partitions, and cladding projects

Find the Hicem Fibre Cement Board (2440 x 1220mm) on BuildBuddy. Durable, fire resistant & moisture proof—ideal for versatile construction projects.

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