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Our hugely popular water-based primer/undercoat/sealer.

Porter's Limeproof Undercoat Sealer is an exterior/interior use undercoat primer/sealer that can be applied to bare paintable surfaces as an undercoat sealer, or for use over previously painted surfaces as an undercoat primer prior to the application of most Porter's paints or finishes.

White in colour. Ultra matt finish.

Features & Benefits

Interior and exterior
Sealer/undercoat
Ultra matt
Water based
Thick
Quick drying

Suggested Applications

Can be applied to most suitably prepared interior or exterior surfaces, masonry and plaster board.

Apply by brush, roller or spray.

Interiors

Walls
Recommended
Ceilings
Recommended

Exteriors

Masonry
Recommended

Apply with

Synthetic brush, Roller, Spray

Coverage

Approximately 12m² per litre depending upon porosity and surface texture

Packaging

Available in 1 litre, 4 litres and 15 litres