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Can I laminate straight onto the abutment wall, using G4 as a primer on the brickwork?

April 26, 2017Abutment brickwork g4 laminate primer straight wall

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Can I laminate straight onto the abutment wall, using G4 as a primer on the brickwork?

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No. Roofs expand and contract, and you will not be able to produce a lasting waterproof joint by bonding onto the abutment wall. Better to leave a gap 25-50mm) between the deck and wall, and install a D260 trim, finishing with either a lead or GRP flashing.