Everbuild Everflex 450 Builders Silicone Sealant - Black, 300ml

The Everbuild Everflex® 450 Builders Silicone Sealant is a premium low modulus, oxime cure RTV silicone sealant that adheres effortlessly to both porous and non-porous surfaces, eliminating the need for priming. Conforming to BS5889 standards, this high-viscosity sealant offers outstanding tooling properties and cures rapidly to form a permanently flexible, high-strength, waterproof seal.

Key Benefits

• Permanently Flexible: Maintains elasticity, creating a durable rubber-like seal that withstands movement.
• Fast Curing: Faster setting time compared to conventional low-modulus sealants, reducing downtime.
• Low Dirt Pickup: Resists dirt accumulation for a cleaner, longer-lasting finish.
• High Strength & Waterproof: Provides a robust, weatherproof barrier for various applications.

Applications

Ideal for both internal and external use, this sealant excels in:

• Perimeter pointing around PVCu and wooden window frames.
• Sealing and bonding PVCu, plastic trims, and components.
• Expansion joint sealing and weatherproofing.
• Sealing pre-formed panels and soft metals (lead, copper, zinc).
• General glazing, draught-proofing, and roof weather sealing.

With Everbuild Everflex 450, you achieve a professional, long-lasting seal for diverse construction and maintenance projects.