List of featured suppliers of CAVITY CLOSERS Door Openings on Building Products Index
Cavity closers for door openings are materials used to fill the gaps or voids between the doorframe and the surrounding construction. They help to prevent heat loss, condensation, and air leakage through the door opening. Cavity closers are typically made of insulation materials such as foam, and they are installed during the construction process. They are an essential component in creating energy-efficient and well-insulated building envelopes.