QF4 Fire Protection Compound is a London Underground Approved, pre-mixed inorganic powder suitable for adding to water to produce a mortar which is intended for use as a gap filling material where non-combustible pipes and ducts penetrate fire compartment floors and walls.
Features & Benefits
- Approved for use on the London Underground
- London Underground Product ID: 2425
- Fire tested to BS476: Part 20: 1987
- Up to 4 hour fire rating
- The use of extensive shuttering is not necessary
Building Regulations impose limitations on all services penetrating fire compartment walls and floors. QF4 Fire Protection Compound has been tested in accordance with BS476: Part 20: 1987 The tests were conducted on a fire compartment wall penetrated by a variety of services which included galvanised sheet metal duct and iron pipes, all pointed up in QF4 Fire Protection Compound to a thickness of 160mm. Results demonstrated that the integrity and insulation values of QF4 were retained for 4 hours.