Rockwool Rollbatts are lightweight rock wool insulation mats. Manufactured in a wide variety of thicknesses, lengths and widths, they are suitable for the thermal insulation of walls and roof spaces in domestic, commercial and industrial buildings in over purlin and under purlin applications. They are also particularly useful for timber framed buildings, acoustic insulation in partitioning and over suspended ceilings.
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Rockwool Rollbatts and EnergySaver Rolls comply fully with British Standard 5803: a Part 1: 1985 'Specification for man-made fibre thermal insulation mats'. They also carry · the British Standard 'Kite Mark' licence No. 6661. The names 'Rockwool Rollbatts' and 'EnergySaver' are on the DoE list of approved products for loft insulation.
Non-combustible when tested in accordance 400 80 4500 with BS 476: Part 4: 1970 (1984).
The thermal conductivity ( ~, value) of the product measured at a mean temperature of 10°C is 0.037 W/mK.
The incorporation of Rollbatts within suitably designed constructions can provide excellent levels of sound reduction.
No CFCs or HCFCs are used in the manufacture of Rockwool products.