Everbuild Firefoam B2 Gun Grade

9.45 (inc. VAT)

  • 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.


Everbuild firefoam B2 gun grade is a quick setting fire rated, one-part polyurethane foam designed for application by any standard foam applicator gun.