Johnstones 5ltr Brilliant White Ultra Primer Sealer

Product Description

 Johnstone's Trade Ultra Primer Sealer is a high-performance, water-based basecoat designed to seal porous surfaces and permanently block tough stains. Perfect for both interior and exterior applications, this multi-surface primer binds friable, chalky substrates while offering exceptional alkali resistance. Its fast-drying, low-odor formula ensures rapid recoat times, making it an essential primer for plaster, masonry, timber, and previously painted walls before applying decorative topcoats.

Product Details

• High-performance water-based stain blocker and sealer

• Seals porous, absorbent, and chalky substrates effectively

• Blocks severe stains including water, nicotine, smoke, soot, and tannin

• Excellent alkali resistance for application over fresh plaster and masonry

• Fast-drying formula enables quick job completion

• Suitable for both interior and exterior timber, plaster, and masonry

• Low odour and easy water clean-up

Technical Data

• Can Size: 5 Litres

• Color: Brilliant White

• Finish: Matt

• Base Type: Water-based

• Coverage: 9 to 11 square metres per litre

• Touch Dry: 30 to 60 minutes

• Recoat Time: 2 to 4 hours

• Clean-Up: Warm soapy water

• Thinning: Not recommended

• Application Method: Brush, roller, or spray

• VOC Level: Low