Product Description
Fischer B1 Firestop Expanding Foam Hand 750ML Can 42757
Hardly flammable, one-component polyurethane foam.
The foam hardens as a reaction to atmospheric humidity.
Hardly flammable B1 as per DIN 4102 Part 1.
Warrington Fire Research tested to BS476 Part 20
Up to 4 hours fire rating
General test certificate from building authorities: P-NDS 04-620.
Pink coloured to differentiate from standard foam.
Wet base surface if atmospheric humidity is low.
Shake cartridge before use.
Foam yield of extruded foam: up to 45 litres.
Resistance to temperature of hardened foam: -30° C to +80° C.
Non-tacky after approx. 10 minutes, can be cut after approx. 25 minutes, load-bearing after approx. 3 hours, completely hardened after approx 5 - 8 hours (all details based on temperature of +20° C).