Bradford Core Ceiling Insulation Batts - R4.1 - 1160 x 580mm - 8.07m²/packBradford Core insulation for walls is specifically designed to deliver optimum performance in exterior cavity walls. Manufactured from glasswool, the batts are specially stiffened and treated to provide a moisture resistant insulation meeting the Building Code of Australias minimum requirements for energy efficiency in homes. Bradford Core insulation for walls can reduce energy use for heating and cooling by up to 20%. Combined with Bradford Core