FOAM MOUNT FIRE RESISTANT GUN 750

"Gun fireproof foam is a single-component, self-expanding,
ready-to-use, polyurethane with propellants that are completely
safe for the ozone layer. In certain configurations it provides a degree
fire resistance up to 240 minutes.
Features:
Fire resistance up to 240 min. – see attached table
Effective sealant against smoke and gas
Does not contain chlorofluorocarbons (CFCs) and hydrochlorofluorocarbons
(H-CFC) Extremely good adhesion
on most materials (except Teflon, polyethylene (PE) and
polypropylene) PP) High thermal and sound insulation High strength of
sticking
Fills cavities, can be painted after curing Excellent
stability – (does not shrink or expand after hardening)
"