Macsim 53FRF Fire Foam Expanding Foam, 4 Hour Fire Rated, Polyurethane Foam Based on Polyurethane Pre-Polymer, 750ml

Macsim Fire-resistant PU FireFoam is a one-component, self-inflated, high extrusion capacity, multi-purpose Polyurethane foam. It is great for filling and sealing with excellenct mounting capacities, high thermal and acoustical insulation. It is fire resistant and blocks harmful combustion gases from spreading.

Features:
• Fire retardant
• Cured foam can be cut, sanded, plastered or painted.
• Efficient seal against smoke and gas
• Excellent adhesion on most substrates (except Teflon, PE and PP)
• High thermal and acoustical insulation
• Very good filling capacities
• Can be painted after full cures
• 100% CFC Free