Everbuild Everflex 450 Builders Silicone

Everbuild Everflex 450 Builders Silicone is a premium quality low modulus neutral cure silicone sealant that adheres to virtually all substrates, both porous and non-porous. Typically used for construction expansion joints and perimeter pointing around all types of door and window frames. Key features include excellent adhesion to glass, metals, plastics and wood, +/- 25% flexibility, high resistance to plasticiser migration, and excellent external weathering properties. Available in Buff, Black, Brown, Grey, Oak, Translucent and White. Supplied in 300ml cartridges.

Benefits

• Premium quality low modulus neutral cure silicone, suitable for a wide range of construction applications
• Excellent adhesion to virtually all substrates, including glass, metals, plastics, wood and most painted surfaces
• Outstanding flexibility at +/- 25% movement capability, ideal for expansion joints
• Low dirt pick-up, making it particularly suitable for PVCu work
• Excellent external weathering properties for long-lasting, durable seals
• Suitable for use on polycarbonate
• Available in 7 colours - Buff, Black, Brown, Grey, Oak, Translucent and White
  

Good to know

• Ensure surfaces are clean, dry and free from dust, grease and contaminants before application
• Wipe PVCu surfaces with PVC Solvent Cleaner, glass with Glass Cleaner, and painted surfaces with white spirit for improved adhesion
• Priming is generally not required, but always test a small area first, use Silicone Primer NP2 for non-porous surfaces or Silicone Primer P1 for porous surfaces if needed
• Joint width should be between 6mm and 50mm; depth should not exceed 50% of the joint width
• Skin time is 5–25 minutes, tool the sealant promptly after application
• Store in original unopened containers between 5°C and 25°C; shelf life is 18 months (12 months for white)