Fire Resistant Loft Flooring

Bs en 13823 bs en 11925 2.

Fire resistant loft flooring.

Fire resistance is the length of time that a building can hold back a fire. 4 3 1 the new floor construction to the third storey requires a minimum period of 30 minutes fire resistance which generally speaking will require the up grading of the existing construction. Flooring only en iso 9239 1 en iso 11925 2. Loft conversions are required to provide half an hour protection.

Fire resistant flooring and wall systems reduce the spread of flames and smoke in the event of a fire related incident within a. A 30 minute fire resistance is considered adequate for occupants to become aware of a fire and make their escape or for the fire brigade to arrive and rescue them. In the event of a fire our non combustible insulation slows the spread of the flames and helps to stop a fire developing. Class 1 requires below 25 for flame spread and below 450 ds for smoke generation.

Concrete one of the most common building materials is also an excellent fire resistant material it is noncombustible and has low thermal conductivity meaning that it takes a long time for fire to affect its structural load bearing ability and it protects from the spread of fire. Vinyl anti fatigue floor or garage mat. For all structural elements such as floors walls and beams fire resistance of at least 30 minutes is required. This tests the flame spread and optical density of smoke generated for building materials.

This is usually achieved by using fire rated plasterboard and plaster finishes at least 12 5mm thick or two layers of standard plasterboard at least 9 5mm thick and a plaster set finish. A fire resistant loft hatch may be required in a flat or terraced property. Rockwool stone wool does not produce dangerous toxic smoke and also helps protect the building s load bearing structure protecting lives and investment. 30 or 60mins relates to the concept of fire resistance and typically relates to the ability of an elevation or door to withstand the passage of a fully developed fire for said amount of time.

Get free shipping on qualified fire resistant or buy online pick up in store today in the building materials department. Bs en 13823 bs en 11925 2. Fire resistance is built in both structurally and by correct choice and application of building materials e g. Diamond brite reflective metallic 24 in.