Builders Silicone – C3

Everbuild Everflex Premium 450 + is a low modulus, neutral cure RTV silicone sealant that adheres to a wide range of both porous and non porous surfaces without the need for priming. Excellent external weathering properties. EVERBUILD EVERFLEX 450 Builders Silicone is a premium quality low modulus non-corrosive neutral cure silicone sealant that adheres to virtually all substrates, both porous and non-porous. Typically used for construction expansion joints and perimeter pointing of all types of door and window frames.

• Perimeter pointing internally and externally around PVCu /wood and all other window frames.
• Sealing and as an adhesive onto PVCu, plastic trims and components.
• Bedding insulated glass units in accordance with relevant clauses.
• Suitable as an expansion joint sealant.
• Weather sealing and joint sealing to pre-formed panels.
• Sealing soft metals such as lead, copper and zinc.
• General glazing sealing and draughtproofing, including repair work over existing sealant.
• Glass to glass and glass to aluminium sealing.
• Parapet and roof weather sealing applications.
• Excellent adhesion – adheres to most common surfaces including glass, metals, plastics and wood.
• Low dirt pick up – important in PVCu work.
• Excellent flexibility – +/- 25%.
• High resistance to plasticiser migration – may be used over water based and solvent based paints.
• Excellent external weathering properties.
• Suitable for use on polycarbonate.
• Can be used over water based and solvent based paints.
• Excellent external weatherproofing properties.