Firestop 700 is a one part, neutral curing silicone sealant used for the prevention of smoke and flames through expansion joints, or penetration seals in curtain walling, building facades or partition walls.

Up to 4 hour fire rating can be achieved
Excellent un-primed adhesion to most porous and non-porous construction substrates, including concrete, stone, steel, masonry, brick, wood etc.
Excellent weathering characteristics including resistance to ozone, UV radiation and temperature extremes
Halogen free Hardness: 20 Shore A
Fire ratings achieved have been tested to BS476 Part 22//1987 (ISO 834) and are specific to the condition of test