Description

Pyrolastic® Silicone is a fire resistant silicone sealant. It is a one-part, neutral curing silicone for construction joints. Pyrolastic® cures at room temperature under the action of atmospheric moisture to give a permanently flexible silicone rubber. Pyrolastic® Silicone is used to reinstate the fire resistance of wall and floor construction in linear joints and where apertures are penetrated by services. Pyrolastic® has been developed allowing it to be tested and certified to internationally recognised standards, including CERTIFIRE, UL-EU and CE marking.

Uses

• Rigid walls and floors
• Head of wall joints
• Non combustible services
• Internal or external
• Movement joints
• Sealant for facade elements and glazing

Benefits

• Prevention of air leakage
• Maintains acoustic performance
• Assumed working life of 25 years
• Highly flexible
• Cold smoke seal
• Wide range of backing materials
• Linear joints up to 60mm in width