Superglass Timber & Rafter Roll

Superglass Timber & Rafter Roll is a high performance, noncombustible glass mineral wool insulation roll. Superglass Timber & Rafter can also be supplied as a flexible batt in the same thicknesses – size 1175 x 570mm

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Superglass Timber & Rafter Roll is a lightweight, non-combustible glass mineral wool insulation roll. The flexible roll is cut a 2x570mm to allow easy installation between common stud

spacings and minimum on-site cutting and waste.


Superglass Timber & Rafter Roll is designed to provide thermal and acoustic insulation for timber frame roofs, walls and floors. The rolls are self-supporting by friction fitting between timber studs.

Thermal Performance – Superglass Timber & Rafter Roll has a thermal conductivity of 0.032W/mK, 0.035W/mK, & 0.040W/mK.

Fire Performance – All Superglass products are deemed non-combustible and have a fire classification of A1 (the highest possible rating) when tested to BS EN 13501-1 Reaction to Fire.

This download includes the Timber & Rafter insulation range from Superglass.

The Timber & Rafter range includes Timber & Rafter Roll 32, Timber & Rafter Roll 35 & Timber & Rafter Roll 40

Additional information

Dimensions 1175 × 570 mm

40mm, 32mm, 35mm

Technical Information

Technical information on this product can be found by downloading the manufacturer data sheet from the options below.