Low pressure intumescent sealing solutions for a variety of ironmongery products including hinges, flush bolts, door closers, and locks, designed to help prevent the transfer of heat through door hardware during a fire. Available in graphite and Interdens® material, they provide up to 120 minute fire resistance in accordance with BS 476-22.
Interdens® is the registered trade mark of BASF Wolman GmbH, Sinzheim, Germany.