Nullifire FF197

A modified, single component, fire rated polyurethane semi-rigid foam used to seal linear gaps through fire rated areas of a building. Nullifire FF197 has excellent adhesion to most building materials such as wood, brick, stone, cement, plaster, polystyrene, cable sheaths, metals, plastics and firmly sets in approximately one hour.

Fire resistance:

Nullifire FF197 has excellent uneven gap filling properties and bonds to most common building materials. This product acts as a fire seal for up to 4 hour fire rating, tested to the latest British and European standards BS EN 1366-4 and DIN 4102-1 (B1) or for longer periods when used in conjunction with Nullifire M701 intumescent acrylic or M703 silicone sealant.

Benefits:

• Bulk filling of irregular gaps and voids.

• Outstanding fire resistance even without capping.

• Quick and easy installation.

• Excellent adhesion to most substrates.

• Good smoke sealing, acoustic and insulation properties.

• Service temperature: -40 to +90°C.