Johnstone’s Ultra Primer Sealer is a high performance, quick drying, alkali resisting primer sealer manufactured from a tough acrylic resin with stain blocking properties. Primes and seals plaster, plasterboard, cement render, timber, bare masonry, interior stone and fibre cement boards, wood panelling, ceramic and glazed tiles, doors, trim, windows and any surface where great adhesion, fast drying, stain blocking properties are needed.
Use our paint calculator to work out how much you need
Enter the dimensions of your walls, details of any gaps like windows and doors, and click calculate
Remember: It's probably better to have a bit too much than to order too little!
This is based on a coverage of 10m² per litre of paint and one coat of paint.
Make sure you always check the coverage on the product page before purchasing and, if covering a dark or bright colour, you may need two or three coats.