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A moisture curing single part polyurethane varnish ideal for sealing damp porous surfaces prior to using release agent. Used as damp proof floor sealing, pond sealing, sealing concrete prior to GRP sheathing where alkali in concrete can react with resins. Also an ideal coating for plug surfacing before talking mould as release agents and resins do not attack G4. Also used to improve the bond of GRP to metal. Withstands temperatures up to 200*C with good chemical resistance. Cures to translucent amber colour. Consumption of G4: (Uncoloured). 3 coats = 550g/sqm (for all 3 coats).
Key information
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Formulation |
Solvent-based |
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Pack sizes |
500ml, 1lt, 2.5lt |
Application information
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Coverage |
1st coat 250 grs/sqm, 2nd coat 210 grs/sqm, 3rd coat 625. |
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Touch dry |
1st coat 30-60 mins, 2nd coat 90-120 mins, 3rd coat 4-6 hours walkable. |
Key benefits
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Very effective coating for damp walls and floors
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Can be used in cellars and basements
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Seals garden ponds
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Prevents lime leaching into water
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Three coats can be applied in a day.
Further information
Please refer to the product data sheets for further information.
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