Roof & Loft Insulation

Elevate your loft's thermal efficiency with our range of specialised products.

From the exceptional Knauf Loft Roll, delivering peak performance for cold lofts with pitched roofs, to the versatile OmniFit Roll, offering adaptability and impressive thermal conductivity, enhancing both comfort and sustainability in your living spaces.

View our selection of loft insulation solutions.

From the exceptional Knauf Loft Roll, delivering peak performance for cold lofts with pitched roofs, to the versatile OmniFit Roll, offering adaptability and impressive thermal conductivity, enhancing both comfort and sustainability in your living spaces.

Knauf Insulation Loft Roll

Thermal performance in cold lofts with pitched roofs insulated at ceiling level using Knauf Insulation Loft Roll 40 and Loft Roll 44, both offering superior Glass Mineral Wool technology.

Knauf Insulation Loft Roll PRODUCTS

Knauf Insulation OmniFit Roll

Knauf Insulation OmniFit Roll 34 (Uncut) is a glass mineral wool roll, designed for versatile applications in timber and steel frame construction, featuring a 0.034 W/mK thermal conductivity and acoustic benefits.

Knauf Insulation OmniFit Roll PRODUCTS

Our top pitched roof insulation solutions.

Explore our premium selection of pitched roof insulation products, featuring industry leaders such as Knauf and Rockwool, along with innovative options from Unilin (Xtratherm) and YBS. Our range of high-performance insulation solutions from renowned manufacturers guarantees enhanced energy efficiency for your pitched roofs. Whether you prioritise thermal performance, acoustic improvements, or sustainability, our diverse range of innovative insulation products has you covered. Contact us today to find out what insulation is the right fit for your pitched roof project.

Knauf Insulation FrameTherm Roll or Slab

High-performance Glass Mineral Wool 32/35/40 roll (ready-cut) or slabs for timber frame pitched roof applications with top-tier thermal efficiency, non-combustible A1 fire classification, and eco-friendly ECOSE Technology.

Knauf Insulation FrameTherm Roll or Slab PRODUCTS

Knauf Insulation OmniFit

OmniFit Roll 34 (Uncut), Roll 40 or Slab 35 is a versatile glass mineral wool for timber frame walls and pitched roofs at rafter level, featuring a thermal conductivity of 0.034 and 0.040 and 0.035 W/mK, excellent acoustics, non-combustible A1 fire rating, and sustainable ECOSE Technology

Knauf Insulation OmniFit PRODUCTS

Knauf Insulation Rafter Roll

Knauf Insulation Rafter Roll 32 (Uncut) is a glass Mineral Wool roll for warm roofs insulated at rafter level, providing exceptional thermal performance, non-combustible A1 fire rating, and sustainable ECOSE Technology.

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Knauf Insulation Rocksilk Flexible Slabs

Rock mineral wool slabs are available in various sizes and can be used for multiple applications, including ground floors, internal floors, separating floors, fabrication, pitched roofs at rafter level, internal walls/partitions, light steel frame walls, and timber frame walls.

Knauf Insulation Rocksilk Flexible Slabs PRODUCTS

Rockwool Flexi / Roll / Rollbatt / RW Slabs

Rockwool Flexi is a versatile stone wool insulation with a flexible edge, serving as both acoustic and thermal insulation, while Rockwool Roll offers non-combustible thermal and acoustic performance in roof spaces; with Rockwool Rollbatt and Slab Insulation ranges catering to all building types with high-level thermal, acoustic, and fire insulation properties.

Rockwool Flexi / Roll / Rollbatt / RW Slabs PRODUCTS

Unilin / Xtratherm Safe-R + Thin-R

Optimising U-Values and minimises intrusion into living space on various roof types (ventilated, hybrid, or warm), mitigating heat loss and enhancing thermal bridging details, particularly in complex Warm Roof constructions, maintaining internal conditions, and curbing thermal stress and condensation risk.

Unilin / Xtratherm Safe-R + Thin-R PRODUCTS

YBS BreatherQuilt / SuperQuilt / ThermaQuilt

BreatherQuilt (water resistant), SuperQuilt, and ThermaQuilt are versatile, high-performance, Agrément Certified pitched roof insulation solutions, offering a combination of thermal properties, vapour control, and energy transfer management through their innovative designs and materials.

YBS BreatherQuilt / SuperQuilt / ThermaQuilt PRODUCTS

Kingspan Kooltherm Pitched Roof Board

Kooltherm K107 offers high-performance insulation for pitched roofs, suited for various applications including attic conversions, with easy handling and trimming for efficient installation.

Kingspan Kooltherm Pitched Roof Board PRODUCTS

Kingspan

Therma TF70 / TP10 / TW55 is a high-performance, fibre-free PIR insulation with a thermal conductivity of 0.022 W/mK, tailored for versatile applications including pitched warm roofs, solid concrete ground floors, and timber/steel framing systems.

KINGSPAN PRODUCTS

SIG's top insulation products for flat roof insulation.

Elevate your flat roof insulation with a range of high-performance options, including Ravago Ravatherm XPS for efficient thermal protection and moisture resistance, Unilin-Xtratherm’s Thin-R with various finishes for tailored solutions, and Rockwool Hardrock for impact-resistant and weatherproofing solutions. Explore Knauf Insulation’s BBA-certified Rocksilk Flat Roof Slab Extra with exceptional mechanical performance and Kingspan Thermaroof for versatile waterproofing and drainage solutions. Contact us today to find out what insulation is the best fit for your flat roof project.

Ravago Ravatherm XPS

Ravatherm XPS closed-cell polystyrene foam thermal insulations are manufactured using state-of-the-art technology, exclusively from quality raw materials. The special material structure guarantees efficient thermal insulation. Due to the closed, crystalline cell structure, Ravatherm XPS is not sensitive to moisture, loadable and considerably reduces the thermal load on our buildings.

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Unilin / Xtratherm Thin-R

Unilin’s high-performance Thin-R flat roof insulation range: FR/ALU, offering vapour-tight aluminium foil for single ply waterproofing; FR/BGM with polypropylene fleece bitumen/glass fibre finish; FR/MG featuring mineral-coated glass facers for single ply and partially bonded built-up felt systems; and TR/ALU, a tapered insulation with aluminium foil and an Environmental Product Declaration.

Unilin / Xtratherm Thin-R Products

Unilin / Xtratherm Flat Roof Board

Unilin / Xtratherm Flat Roof Board FR/TP is suitable for flat roofs and use in damp environments. Gas-tight foil membrane facing ensures a continuous vapour control layer in damp environments, offering low thermal conductivity, robustness, and easy handling with saw or knife workability. Durable and will perform for the service life of the building.

Unilin / Xtratherm Flat Roof Board PRODUCTS

Rockwool Hardrock

Rockwool Hardrock UB34 is an impact and weather-resistant insulation solution for flat roof upstands and parapet walls.; while Hardrock Multi-Fix Recovery Board is a non-combustible solution ideal for flat roof refurbishment projects, compatible with various membranes; and HardRock Multi-Fix (DD) is a BBA-approved insulation board that provides thermal, acoustic, and fire resistance properties.

Unilin / Xtratherm Thin-R Products

Knauf Insulation Rocksilk Flat Roof Slab / Extra

Rocksilk Flat Roof Slab Extra: BBA-certified, non-combustible Rock Mineral Wool for mechanically fixed flat roof build-ups, boasting superior mechanical performance, Euroclass A1 fire classification, and Knauf Insulation’s Krimpact Technology.

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Kingspan Thermaroof + Thermataper

Thermaroof TR26 and TR27, along with Thermataper TT46, offer a range of high-performance flat roof insulation solutions, providing versatile options for different waterproofing systems and green roofs. These systems, including the innovative Thermataper TT46, combine insulation and drainage, enhancing water management for mechanically fixed single-ply waterproofing on flat roofs. With a supporting design service, Thermataper TT46 ensures cost-effective solutions and tailored tapered system designs that fulfill rainwater run-off and insulation needs.

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SIG's Top Insulation Products for Inverted Roof Insulation.

Explore our range of top inverted roof insulation solutions, including ROCKWOOL HARDROCK and Kingspan GreenGuard and Thermaroof. These products offer exceptional compressive strength, making them the ideal choice for inverted roofs. With superior durability and performance, they ensure reliable protection and energy efficiency for your projects.

Ravago Ravatherm XPS X 300 SL

Ravatherm XPS X 300 SL is a high-performance, multi-purpose polystyrene for the thermal insulation and frost protection of inverted flat roofs, green and blue roofs.

Ravago Ravatherm XPS X 500 SL

Ravatherm XPS X 500 SL thermal insulation with its closed cell structure is a perfect solution for the thermal insulation of heavy-duty inverted roofs, floor structures and load-bearing base slabs. It offers high strength with little compressive deformation and excellent thermal insulation properties even in damp environments over the long term.

Ravago Ravatherm XPS X 700 SL

Ravatherm XPS X 700 SL closed-cell polystyrene foam thermal insulation, with its excellent thermal insulation capability, high compressive strength and resistance to moisture, can be safely used in locations where good thermal insulation capability is only one of many complex requirements. It is suitable for load-bearing industrial floors, base slabs or high-load rooftop car parks.

Ravago Ravatherm SW A2 UPSTAND BOARD

The Ravatherm SW A2 Upstand Board, when combined with Ravago stonewool insulation and a 6mm fibre cement layer, offers a natural, non-combustible insulation solution for upstands in inverted roof finishes. Compliant with the latest building regulations, it meets the strict standards for materials used on external walls of buildings above 11m in height, achieving an impressive Euroclass A2 – s1, d0 rating according to Reaction to Fire EN 13501-1:2018.

Ravago Ravatherm XPS UB 300

Ravatherm XPS X UB300 pairs the exceptional thermal performance of Ravatherm XPS X 300 SB with a 6mm fibre cement layer, resulting in a specialist insulation board for use on parapets and upstands. It has been designed to address the challenge of thermal bridging in flat roofs and is an excellent choice for inverted roofs.

Ravago Ravatherm XPS X MK

Ravatherm XPS X MK is a water flow reducing layer (WFRL) used in conjunction with Ravaterm XPS X 300 SL. A WFRL is a critical component of an inverted flat roof, minimising heat loss due to the rainwater cooling effect. This product is a polyethylene geotextile.

Impartial product advice

Our specialist team will provide advice on energy saving construction products and guidance on building regulation compliance.

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