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. Conforms to BS 5889(A) and ISO 11600.

Stock No. Description Per Bag
Grayson C3 Buff (450) Builders Silicone GSSC3BSBF Grayson C3 Buff (450) Builders Silicone Low Modulas 25
Grayson C3 Black (450) Builders Silicone GSSC3BSBL Grayson C3 Black (450) Builders Silicone Low Modulas 25
Grayson C3 Brown (450) Builders Silicone GSSC3BSBR Grayson C3 Brown (450) Builders Silicone Low Modulas 25
Grayson C3 Clear (450) Builders Silicone GSSC3BSCL Grayson C3 Clear (450) Builders Silicone Low Modulas 25
Grayson C3 Grey  (450) Builders Silicone GSSC3BSGR Grayson C3 Grey (450) Builders Silicone Low Modulus 25
Grayson C3 Oak (450) Builders Silicone GSSC3BSOA Grayson C3 Oak (450) Builders Silicone Low Modulas 25
Grayson C3 White (450) Builders Silicone GSSC3BSWH Grayson C3 White (450) Builders Silicone Low Modulas 25