List of featured suppliers of CAVITY CLOSERS Insulated Fire Resistant Building Regs Part L on Building Products Index
Cavity closers that are insulated and fire-resistant are materials used in construction projects to fill the gaps between the outer and inner layers of a building's walls. They are designed to meet the regulations outlined in the Building Regulations Part L, which focus on the conservation of energy and heat loss in buildings. These closers work by creating a barrier against heat and moisture, improving insulation, and preventing the spread of fire.