Everbuild 450 Builders Silicone is a high-quality low modulus non-corrosive neutral cure sealant that adheres to virtually all surfaces. In other words, Everbuild 450 is typically used for construction expansion joints and perimeter pointing of all types of door and window frames.
– Excellent adhesion – adheres to most common surfaces..
– Low dirt pick up – important in PVCu work.
– Excellent flexibility – +/- 25%.
– Excellent external weathering properties.
– Suitable for use on polycarbonate.
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– 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 of BS8000 Part 7.
– Suitable as an expansion joint sealant.
– Weather sealing and joint sealing to pre-formed panels.
– Glass to glass sealing.
– Parapet and roof weather sealing applications.
Improve adhesion by wiping the surface with EVERBUILD PVC SOLVENT CLEANER (PVC), EVERBUILD GLASS CLEANER (glass) or white spirits (painted surfaces).
Priming is generally not needed, although we always advise testing small areas prior to use. If the use of primer is desired for non-porous surface use Silicone Primer
NP2 or for porous surface use Silicone Primer P1.
APPLICATION METHOD / TOOLS
Cut the tip of the cartridge with a sharp blade, taking care not to damage the thread. Apply using a standard sealant gun. Best results will be obtained by keeping the gun at a constant angle to the surface being sealed. In addition, to ensure a proper bond, always smooth the sealant down.
– Can not be used in conjunction with asphalt, neoprene and certain organic elastomers.
– Do not use on services that bleed oil, solvents or plasticisers.
– Not over paintable. Use WEATHER MATE.
– Can not be used as a mirror adhesive – Use MIRROR MATE.
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We have purchased our Mapei Grout and Mapei AC silicone from Sealant Supplies for the past 5 months, they have been... quick to dispatch and always seem to have the colours we require in stock. Will keep using them.read more