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System for waterproofing new cementitious substrates with a coloured polyurethane membrane

New building
Roof
Waterproofing

Application steps

1
New cementitious substrate
To create the screed, position a series of levelling guides, spread the mix, carefully compact the mix and float-finish the surface. Isolating screeds must be at least 3.5 cm thick.
2
Fillet
Create a fillet by applying the product with a trowel and blend it in by forming a rounded shape.
3
Primer
Apply one or two coats of primer (according to the conditions of the substrate) with a roller, trowel or rake.
4
Waterproofing
PURTOP EASY + PURTOP ADY
Apply a single layer of product at least 1.2 mm thick with a trowel or by spray.
5
Coloured finishing
MAPECOAT PU 20 N + MAPECOAT FILLER
Apply two thin coats of the aliphatic finish mixed with the filler with a roller.
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