Astroflame Fire Rated Silicone Sealant.
Fire resistance testing to EN 1366-4 EI 300 and BS 476 240mins in both horizontal and vertical joints.
Fire Classification to EN 13501-2.
Acoustic Isolation to EN 10140 to 38dB.
Air Permeability testing to EN 1026 to 600Pa.
Weathering testing to ISO 11431.
Can be used in joints up to 50mm wide.
Causes no known deleterious effects to plastic pipes, plastic cables, sheathing or metallic components.
Certifire 3rd Party Accreditation.
A one-part fire rated silicone sealant with excellent adhesion to porous and non-porous substrates and can be used for fire protection sealing of curtain walling, building facades, expansion joints, door frames and block work walls etc.