Fire Rated Neutral Silicone B1 white BS476(20) 4Hr Soudal *

The Soudal Fire Rated Neutral Silicone B1 White BS476(20) 4Hr is a premium, high-performance sealant designed for use in fire-resistant applications where safety and compliance with building regulations are paramount. This fire-rated silicone is specifically formulated to provide a strong, durable seal that prevents the spread of smoke, gases, and flames in the event of a fire. The B1 fire rating and BS476(20) certification ensure that it meets stringent UK standards for fire resistance, offering a proven solution for fireproofing joints and gaps in both commercial and residential construction.

Ideal for sealing expansion joints, door frames, window frames, and other openings, the Soudal Fire Rated Neutral Silicone is highly effective in maintaining the integrity of fire-resistant barriers. It is capable of withstanding high temperatures and providing up to 4 hours of fire resistance, offering peace of mind for building occupants and meeting safety regulations for fireproofing. This silicone sealant is also neutral-cure, meaning it does not release corrosive by-products during the curing process, making it safe for use on a variety of sensitive materials, including metals, glass, and plastics.

The Soudal Fire Rated Neutral Silicone B1 White offers excellent adhesion to multiple substrates, including concrete, brick, wood, and metal, without the need for primers or surface preparation in many cases. Its smooth, easy-to-apply consistency allows for a clean, professional finish, while its flexibility ensures that it can handle joint movement without cracking, peeling, or losing its bond. Resistant to UV radiation, moisture, and weathering, this silicone sealant is suitable for both indoor and outdoor applications, ensuring long-term durability and fire safety in a wide range of construction and renovation projects.