Mineral wool insulation

Rockwool

Rockwool Thermal Timber Frame Insulation Slab is a high-performance insulation solution designed for use in timber frame construction, offering an optimal balance between thermal and acoustic insulation. Manufactured from rock mineral wool, these slabs measure 1200 x 570 x 140mm, providing excellent thermal performance to help reduce energy costs. They have a robust structure that makes them easy to cut and fit into any timber frame cavities. Their unique properties also make them resistant to rot and mould, ensuring they maintain their insulating performance over time.

- Provides superior thermal insulation to reduce energy costs
- Excellent acoustic insulation properties for noise reduction
- Robust and easy-to-cut design for simple installation
- Resistant to rot, mould and moisture damage
- Suitable for timber frame cavities of various sizes
- Maintains insulating performance over time for long-lasting efficiency

Discover Rockwool Thermal Timber Frame Insulation Slab 1200x570x140mm on BuildBuddy – exceptional thermal and sound control.

Rockwool Thermal Insulation Slab | Compare with BuildBuddy

Rockwool Thermal Timber Frame Insulation Slab 1200 x 570 x 140mm

buildbase.co.uk

ROCKWOOL 278734 THERMAL TIMBER FRAME SLAB 140mm THICK 1200 x 570mm (4 SLABS PER PK-2.74m2)

howarth-timber.co.uk

Knauf

The Knauf Insulation Loft Roll 40 Combi-cut 100mm is a high-quality, multi-purpose insulation product designed for thermal and acoustic applications in both new-build and renovation projects. Made from durable, non-combustible glass mineral wool, its easy to handle and install thanks to its unique combi-cut technology. With a thickness of 100mm, this loft roll offers excellent thermal performance, minimising heat loss to improve energy efficiency.

- Designed for thermal and acoustic insulation
- Suitable for new-build and renovation projects
- Constructed from non-combustible glass mineral wool
- Features unique combi-cut technology for easy installation
- Boasts a thickness of 100mm for superior thermal performance
- Energy-efficient solution to minimise heat loss

Discover Knauf Insulation Loft Roll 40 Combi Cut 100mm on BuildBuddy—boost thermal and acoustic efficiency with easy fit.

100mm Knauf Loft Roll 40 Insulation | BuildBuddy

Knauf Insulation Loft Roll 40 Combi-cut 100mm

Knauf Insulation Loft Roll 40 Combi-Cut 100mm

The Knauf Insulation Loft Roll 40 Combi-cut 200mm is a top-quality insulation solution designed for thermal and acoustic applications. This versatile product can be used in both new build and renovation projects, providing effective insulation for lofts, suspended ceilings, and partition walls. Made from mineral wool, it offers excellent thermal performance and is easy to install due to its unique combi-cut feature. Its also eco-friendly, being made with ECOSE Technology which ensures a sustainable, bio-based binder with no added formaldehyde.

- Thermal and acoustic insulation suitable for various applications
- Ideal for new build projects as well as renovations
- Made from high-performing mineral wool material
- Features unique combi-cut technology for easy installation
- Manufactured using ECOSE Technology for a sustainable solution
- Formaldehyde-free product promoting healthier indoor air quality

Explore Knauf Loft Roll 40 Combi Cut 200mm on BuildBuddy—eco-friendly, easy to install, and highly efficient insulation.

200mm Knauf Loft Roll 40 Insulation | BuildBuddy

Knauf Insulation Loft Roll 40 Combi-cut 200mm

Knauf Insulation Loft Roll 40 Combi-Cut 200mm

The Knauf Insulation Loft Roll 40 Combi-cut 150mm is a highly efficient, versatile thermal insulation solution. Ideal for both new buildings and refurbishments, it is designed to be installed between the joists and rafters in your loft space. This combi-cut loft roll can be divided into two or three parts, ensuring a snug fit in various widths. Made from high-quality, non-combustible glass mineral wool, it provides excellent thermal performance while being easy to handle and install. This environmentally friendly product is made of up to 80% recycled glass.

- Versatile application: suitable for both new build and refurbishment projects.
- Combi-cut feature: can be split into two or three parts for various widths.
- High thermal efficiency: offers excellent insulation performance.
- Easy installation: lightweight and convenient to handle and install.
- Environmentally friendly: made of up to 80% recycled glass.
- Non-combustible material: made from high-quality glass mineral wool.

Explore the versatile Knauf Insulation Loft Roll 40 on BuildBuddy. Featuring combi-cut technology for varying widths and optimal thermal efficiency.

150mm Knauf Loft Roll 40 Insulation | BuildBuddy

Knauf Insulation Loft Roll 40 Combi-cut 150mm

Knauf Insulation Loft Roll 40 Combi-Cut 150mm

The Knauf Insulation Omnifit Slab 70mm is a versatile insulation solution designed for thermal and acoustic applications. Made from resilient glass mineral wool, this product offers excellent insulating properties, helping to reduce energy consumption and improve the comfort of your home or workspace. The slab is easy to cut and install, ensuring a snug fit within all standard spacing. It is ideal for use in multiple areas including walls, floors, and roofs.

- High thermal performance reduces energy consumption
- Acoustic properties help to minimise noise transmission
- Resilient glass mineral wool material for durability
- Easy to cut and install for a perfect fit
- Suitable for walls, floors, and roofs
- Eco-friendly with a significant proportion of recycled glass

Unleash superior thermal and acoustic insulation with Knauf Omnifit Slab 70mm on BuildBuddy—ideal for every project.

Knauf Insulation Omnifit Slab 70mm | Compare with BuildBuddy

Knauf Insulation Omnifit Slab 70mm

Knauf Insulation OmniFit Slab 70mm

The 100mm Rockwool Sound Insulation Slab 1200mm X 400mm Pallet Of 25 is a high-quality, durable product designed to deliver efficient sound insulation in a variety of applications. With a total coverage of 72m², this pallet is ideal for both residential and commercial projects requiring superior acoustic performance. The slabs are easy to install and provide reliable thermal protection, contributing towards energy efficiency. Made from robust Rockwool material, these insulation slabs offer longevity and effectiveness for your construction needs.

- Provides efficient sound insulation for various applications
- Total coverage of 72m² suitable for large projects
- Easy installation process ensuring project efficiency
- Offers reliable thermal protection 
- Made from durable Rockwool material for longevity 
- Ideal for both residential and commercial use

Discover the 100mm Rockwool Sound Insulation Slab 1200x400mm, pack of 25, on BuildBuddy – top acoustic and thermal performance.

Rockwool Sound Insulation 100mm 1200x400mm | BuildBuddy

100mm Rockwool Sound Insulation Slab 1200mm X 400mm Pallet Of 25 (72m²)

builderdepot.co.uk

100mm Rockwool Sound Insulation Slab 1200mm x 400mm Pallet of 25 (72m²)

The 100mm Rockwool Thermal Insulation Cavity Batt 1200mm X 455mm Pallet Of 20 (65.52m²) is a high-performance solution for thermal insulation. This product features a unique dual density design, providing excellent thermal and acoustic insulation properties. Its crafted from stone wool, a natural material known for its fire-resistance and sound absorption capabilities. The batts are easy to handle and install, fitting snugly into cavities without leaving any gaps, ensuring optimal performance. This pallet of 20 covers an impressive area of 65.52 square metres, making it an economical choice for large projects.

- Dual density design offers superior thermal and sound insulation
- Crafted from fire-resistant stone wool
- Covers an area of 65.52 square metres
- Easy to handle and install with precision 
- Fits perfectly into cavities with no gaps 
- Economical choice for large-scale projects

Discover Rockwool 100mm Cavity Batt 1200x455mm (pallet of 20) on BuildBuddy—superior thermal and acoustic insulation.

Rockwool Insulation Cavity Batt 100mm 1200x455mm | BuildBuddy

100mm Rockwool Thermal Insulation Cavity Batt 1200mm X 455mm Pallet Of 20 (65.52m²)

100mm Rockwool Thermal Insulation Cavity Batt 1200mm x 455mm Pallet of 20 (65.52m²)

Isover

The Isover CWS 32 is a robust, high-performance cavity wall system batt that offers unrivalled thermal insulation for both new build and renovation projects. These 100mm thick batts are designed to fit standard cavity wall constructions, covering an area of 3.28m². Made from mineral wool, they provide excellent thermal, acoustic, and fire-resistant properties. The heavy-duty design makes them durable and long-lasting, while the quick and easy installation saves on labour time and costs.

- High-quality mineral wool provides superior insulation 
- Covers a generous area of 3.28m² with each batt
- Ideal for both new builds and renovation projects
- Excellent thermal, acoustic, and fire-resistant properties
- Heavy-duty design ensures durability and longevity
- Quick and easy to install, saving time and labour costs

Explore the Isover CWS 32 Cavity Wall System Batt on BuildBuddy. Experience top-notch insulation in new builds or renovations with this heavy-duty product.

Isover CWS 32 System Batt | Compare with BuildBuddy

Isover CWS 32 Cavity Wall System Batt Heavy Duty 100mm 3.28m²

mpmoran.co.uk

Rockwool Full Fill Cavity Batts are high-quality insulation panels designed to fit perfectly into cavity walls. Measuring 1200mm X 455mm X 80mm, these batts come in a pack of 8, covering an area of 4.4m2. Made from stone wool, they offer excellent thermal and acoustic performance while being resistant to water and fire. Their full-fill design prevents cold bridging, ensuring a warm and comfortable space. Easy to install and maintain, these batts are a practical solution for enhancing the energy efficiency of buildings.

- High-quality stone wool insulation provides superior thermal and acoustic performance
- Resistant to water, helping prevent dampness and mould growth
- Fire-resistant material adds an extra layer of safety in case of fire
- Full-fill design prevents cold bridging for enhanced comfort
- Covers an area of 4.4m2, suitable for larger projects
- Easy to install with minimal maintenance required

Discover Rockwool Full Fill Cavity Batts 1200x455x80mm Pack of 8 (4.4m²) on BuildBuddy—thermal and acoustic insulation for builds.

Rockwool Cavity Insulation 80mm Batts | BuildBuddy

Rockwool Full Fill Cavity Batts Insulation 1200mm X 455mm X 80mm Pack Of 8 (4.4m2)

buildingmaterials.co.uk

Rockwool Full Cavity Batts Insulation 1200mm x 455mm x 80mm - Pack of 8 | 4.95m2

The ARC Cavity Stop Sock is a robust and practical solution for preventing the spread of smoke and flames within concealed wall cavities in domestic and non-domestic buildings. Specifically designed for cavity widths of 110mm, these stop socks are 120mm x 120mm x 1200mm in size and come in packs of 15. Made from rock mineral wool, they offer excellent insulation properties and meet Part B building regulations, ensuring safety and compliance.

- Designed to stop the spread of flames and smoke
- Suitable for cavities with a width of 110mm
- Each sock measures 120mm x 120mm x 1200mm
- Comes in a pack of fifteen units for convenience
- Made from high-quality rock mineral wool
- Meets Part B building regulations

Explore ARC Cavity Stop Sock 110mm 120x120x1200mm 15 Pack on BuildBuddy—flame and smoke prevention for safe cavities.

ARC Cavity Stop Sock 110mm | Compare with BuildBuddy

ARC Cavity Stop Sock 110mm Cavity 120mm X 120mm X 1200mm (15/pack)

materialsmarket.com

ARC Cavity Stop Sock 110mm Cavity 120mm x 120mm x 1200mm (15/Pack)

Superglass

The Superglass Superwall 36 is a high-quality cavity wall batt, specifically designed to provide optimal thermal insulation in cavity walls. Each pack contains 16 batts, with each batt measuring 1200 x 455 x 50mm. Manufactured by Superglass, a trusted brand in building supplies, these cavity wall batts are renowned for their superior performance and durability. Made from glass mineral wool, they offer excellent thermal properties and are easy to install. Whether youre working on a large construction project or upgrading your homes insulation, the Superglass Superwall 36 is an excellent choice.

- High-quality glass mineral wool composition ensures superior thermal insulation
- Each pack contains 16 batts, offering great value for larger projects
- Standard size of 1200 x 455 x 50mm fits most cavity walls
- Manufactured by trusted brand Superglass for guaranteed quality and performance
- Easy to install and handle with minimal itch 
- Excellent sustainability credentials as it is made from up to 84% recycled glass

Discover Superglass Superwall 36 Batt 1200x455x50mm (16 pack) at BuildBuddy – easy-fit, high-performance cavity wall insulation.

Superglass Cavity Wall Insulation 50mm Pack 16 | BuildBuddy

Superglass Superwall 36 Cavity Wall Batt 1200 X 455 X 50mm Pack Of 16

jewson.co.uk

Superglass Superwall 36 Cavity Batt 1.2m x 455 x 50mm (8.736m²) Pack of 16

The 200mm Knauf Earthwool Loft Roll 44 Insulation Combi-Cut is a top-tier thermal and acoustic insulation solution, designed for easy installation in both new and existing buildings. This pallet of 24 rolls covers an area of 164.16m2, ideal for large projects. The roll is combi-cut, meaning it can be split into different widths to suit varying joist centres, which makes it versatile for use in various applications. Its eco-friendly composition includes recycled glass bottles, making it a sustainable option that doesnt compromise on performance.

- Versatile combi-cut design for use in different applications
- Offers high-quality thermal and acoustic insulation 
- Eco-friendly, made from recycled glass bottles
- Covers 164.16m2 per pallet, ideal for large projects
- Designed for easy installation in new and existing buildings
- Manufactured by Knauf Earthwool, a renowned brand in insulation

Discover Knauf Earthwool Loft Roll 44, 200mm, pallet of 24 at BuildBuddy – top thermal and acoustic insulation.

200mm Knauf Loft Insulation Roll Pallet | BuildBuddy

200mm Knauf Earthwool Loft Roll 44 Insulation Combi-Cut - Pallet of 24 Rolls (164.16m2/Pallet)

200mm Knauf Loft Roll 44 Insulation Combi-Cut - Pallet of 24 Rolls (164.16m2/Pallet)

The 75mm Knauf Earthwool DriTherm Cavity Wall Insulation Slab 37 is an efficient thermal and acoustic insulation solution, designed to be installed in masonry walls between two masonry leaves. Made from resilient, non-combustible glass mineral wool, it comes in a pack that covers 4.37m2. This slab provides excellent thermal performance while also helping to reduce unwanted noise transfer within structures. Its water repellent properties make it ideal for areas with high moisture levels.

- Manufactured from non-combustible glass mineral wool for safety
- Offers both thermal and acoustic insulation benefits
- Water repellent, making it suitable for high moisture areas
- Easy to handle and install between masonry leaves
- Pack coverage is 4.37m2 for efficient area insulation
- Complies with British building regulations for peace of mind

Discover Knauf Earthwool DriTherm 75mm Cavity Wall Insulation 4.37m² on BuildBuddy—thermal and sound performance.

75mm Knauf Earthwool Insulation - Cavity Slab | BuildBuddy

75mm Knauf Earthwool DriTherm Cavity Wall Insulation Slab 37 (4.37m2/Pack)

75mm Knauf DriTherm Cavity Wall Insulation Slab 37 (4.37m2/Pack)

The Knauf Earthwool Loft Roll 44 Insulation Combi-Cut provides premium thermal and acoustic insulation for a wide range of applications. Sold in pallets of 24 rolls, each 100mm thick roll covers a total area of 333.24 square metres. Manufactured with ECOSE Technology, this insulation is both sustainable and efficient, providing high performance with minimal environmental impact. The patented Combi-cut feature allows for easy and fast installation, ensuring the product fits perfectly into standard spacing.

- Premium thermal and acoustic insulation performance
- Enhanced sustainability with ECOSE Technology
- High coverage area: 333.24m2 per pallet
- Easy installation with Combi-cut feature
- Suitable for multiple applications 
- Pallet of 24 rolls for bulk purchase

Unleash Knauf Earthwool Loft Roll 44, 100mm, pallet of 24 rolls on BuildBuddy – sustainable, easy insulation for every build.

100mm Knauf Loft Insulation Roll 24 Rolls | BuildBuddy

100mm Knauf Earthwool Loft Roll 44 Insulation Combi-Cut - Pallet of 24 Rolls (333.24m2/Pallet)

100mm Knauf Loft Roll 44 Insulation Combi-Cut - Pallet of 24 Rolls (333.24m2/Pallet)

The 100mm Knauf Earthwool DriTherm Cavity Wall Insulation Slab 37 is a high-quality, non-combustible glass mineral wool slab designed specifically for use in masonry cavity walls. It provides exceptional thermal performance and fire resistance to enhance the comfort and safety of your space. This product is easy to handle and install, making it an ideal choice for both professional builders and DIY enthusiasts. The pack covers an area of 6.55m2, offering excellent value for money.

- Non-combustible glass mineral wool composition ensures superior fire resistance
- Designed for use in masonry cavity walls
- Provides exceptional thermal performance to enhance energy efficiency
- Easy to handle and install, suitable for professionals and DIY enthusiasts alike
- Covers an area of 6.55m2 per pack, providing great value
- Manufactured by reputable brand Knauf Earthwool, known for quality insulation products

Explore Knauf Earthwool DriTherm Cavity Wall Insulation 100mm 6.55m² pack on BuildBuddy – thermal and fire performance for walls.

Knauf Cavity Wall Insulation Slab 100mm | BuildBuddy

100mm Knauf Earthwool DriTherm Cavity Wall Insulation Slab 37 (6.55m2/Pack)

100mm Knauf DriTherm Cavity Wall Insulation Slab 37 (6.55m2/Pack)

The Rockwool ProRox SL960 Acoustic Slab RW5 100kg/m3 is a high-density insulation solution, designed to provide exceptional acoustic properties. This product, available in a pack of 2 with dimensions of 1200mm x 600mm x 100mm, covers an area of 1.44m2. Designed for superior performance in thermal, acoustic and fire insulation, its made from stone wool - a durable material that stands up to high temperatures and harsh conditions. Ideal for walls, floors and roofs in both new build and refurbishment projects.

- High-density stone wool material delivers robust insulation
- Excellent acoustic properties to reduce noise transmission
- Fire-resistant, capable of withstanding high temperatures
- Covers an area of 1.44m2 per pack
- Suitable for use in walls, floors and roofs
- Ideal for both new build and refurbishment projects

Discover Rockwool ProRox SL960 RW5 1200x600x100mm (2 pack) on BuildBuddy—high-performance acoustic and fire insulation.

Rockwool ProRox Acoustic Slab | Compare with BuildBuddy

Rockwool ProRox SL960 Acoustic Slab RW5 100kg/m3 1200mm x 600mm x 100mm Pack of 2 (1.44m2)

Rockwool RW5 Acoustic Slab 1200mm x 600mm x 100mm - Pack of 2 | 1.44m2

The Knauf Insulation FrameTherm Roll 35 is a high-quality insulation solution, specifically designed for timber and metal frame applications. Measuring 3900mm x 1140mm x 140mm, this roll ensures excellent thermal performance with its robust yet flexible design. Its made of durable, non-combustible glass mineral wool, making it safe and long-lasting. The product is lightweight and easy to handle, providing efficient coverage for large areas. Ideal for both new builds and refurbishments, the FrameTherm Roll offers an effective way to enhance energy efficiency in homes and commercial buildings.

- Made from durable, non-combustible glass mineral wool
- Designed specifically for timber and metal frame applications
- Provides excellent thermal performance 
- Measures 3900mm x 1140mm x 140mm
- Lightweight and easy to handle 
- Suitable for both new builds and refurbishments

Discover Knauf Insulation FrameTherm Roll 35, 3900x1140x140mm on BuildBuddy—superb thermal performance for frames.

Knauf Frametherm Insulation Roll 140mm | BuildBuddy

Knauf Insulation FrameTherm Roll 35 3900mm x 1140mm x 140mm

travisperkins.co.uk

The ROCKWOOL RW3 Slab 75x600x1200mm 4.32m² is an exceptional insulation solution designed for thermal, acoustic and fire protection. Made from stone wool, a naturally occurring material that is renowned for its insulation properties, this product provides a high level of performance in a wide range of applications. With its impressive dimensions, this ROCKWOOL slab covers 4.32 square metres, making it ideal for larger areas. It is easy to install and cut to fit any space, providing a flexible solution that can help to significantly increase the energy efficiency of your property.

- High-quality stone wool material ensures superior insulation
- Excellent thermal, acoustic and fire protection capabilities
- Large coverage area of 4.32 square metres
- Easy to install with standard construction tools
- Can be cut to size for perfect fit in any space
- Enhances energy efficiency

Discover ROCKWOOL RW3 Slab 75x600x1200mm on BuildBuddy – premium insulation for energy efficiency and superior fire protection.

Rockwool RW3 Slab 75mm Insulation | BuildBuddy

Rockwool RW3 Slab 75x600x1200mm Covers 4.32m2

ROCKWOOL RW3 Slab 75x600x1200mm 4.32m²

Polypipe

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Marshalls

Siniat

British Gypsum

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Tembe

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Hippo

British Lead Mills

Supreme Concrete

Carlisle Brass

John George

C-tec

Simpson

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DOLINA NOTECI

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Bostik

Hamilton

Philmac

Sealocrete

Xtratherm

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Tafs (salop) Ltd

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Grange

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Thompson's

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Febond

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Unifix

Suregraft

Stadium

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Hepworth

Timloc

Armstead

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Woodpecker

Forterra

Faithfull

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Cemex UK

Geocel

TIMCO

Dupre

Fischer

Keystone

Geeco

Hunter

Thermalite

Ancon

Bird Brand

Birtley

Prodec

Ulti-mate

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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

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Enviromose

Phillips Screw Company

Talon

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thepaintshed.com

screwfix.com

selcobw.com

wickes.co.uk

Mineral wool insulation is made from raw materials like stone and glass that are melted and spun into a wool-like fibre. It comes in batts, slabs and rolls, with options for both thermal and acoustic insulation. Mineral wool is fire and moisture-resistant, and is also often made of recycled materials, making it a sustainable choice. 
Whether you’re insulating new builds, extensions, or refurbishments, mineral wool insulation is easy to cut, fit, and install. It’s commonly used in cavity walls, partitions, and lofts, making it a go-to for professional builders. 
Compare top deals on mineral wool insulation today with Buildbuddy.

Find the best prices on mineral wool insulation for UK construction. Compare top deals on Buildbuddy.

Mineral wool insulation – Compare top deals & prices | Buildbuddy