Firefoam B2 Gungrade is a quick setting fire rated, one-part polyurethane foam designed for application by any standard foam applicator gun.
- High degree of fire rating: slows down the passage of flames and smoke in comparison to standard B3 grades
- Fire resistant for up to 2 hours in certain joint configurations
- Quick setting – can be cut, sawn or plastered in 1 hour
- Expands up to 50 times original can volume
- Possesses insulating and sound deadening properties
- Meets the requirements of the test criteria for BS476 Part 20
- When used as part of a fire-rated joint, use in conjunction with Everbuild Firemate intumescent sealant for maximum fire rating