Cold Roofs

New Regulations require 250 mm. of fibreglass to achieve a U-Value of 0.16W/m²K.

Dormer Attics

New Regulations Require 185 mm. to 200 mm. of Rafter Roll (high density fibreglass) or equivalent to achieve a U-Value of 0.2W/m²K.

Blown Fibreglass can be used instead of rolls it is especially useful for awkward attics and existing flat roofs.