Intumescent Sealant - High Pressure Expanding type | Stormflame
Fire Resistant Expanding PU foam. A high performance, polyurethane expanding foam, fire rated and tested to BSEN 1366-4 and BS476 Part 20 (the most stringent test for fire rated products).
SabreFix FRF Fire Rated Expanding Foam | Sabre
FRF Fire Rated Expanding Foam - B1 Grade | FRF - Fire Rated Expanding Foams | Fire Rated Products | Sealants & Adhesives | Fixfirm