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Johnstone's Trade Ultra Primer Sealer Brilliant White

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Product Code:
CP304283
From £22.57 £18.81

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Johnstone’s Ultra Primer Sealer is a high-performance, quick-drying, alkali-resisting primer sealer formulated from a tough acrylic resin with stain-blocking properties. it 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 excellent adhesion, fast drying, stain blocking properties are needed.

Applying Johnstone's Trade Ultra Primer Sealer

For best results use a brush or airless spray to apply 1 coat to a clean, dry surface. If priming a bare surface or porous surface, apply a sealing coat thinned by up to 20% water before applying 1 full coat afterwards. Follow with your chosen topcoat.

Johnstone's Trade Ultra Primer Sealer

  • Touch dry in 30 mins, recoatable after only 3 hours
  • Water-based
  • Low odour
  • Creates excellent adhesion to a variety of surfaces
  • C&C disabled No
  • Weight 1.000000
  • Application Method Brush
  • Product Application Brush
  • Coverage 10sqm per ltr
  • Touch Dry 30 Minutes
  • Recoatable 3 Hours
  • Number of Coats 1-2
  • QTY in Pack 1 Pack
  • Surface Interior Walls , Exterior Walls, Interior Wood, Exterior Wood
  • Water or Oil Water Based
Customer Questions
Is Johnstone's Trade Ultra Primer Sealer suitable for MDF boards?
Yes, Johnstone's Trade Ultra Primer Sealer can be used to prime MDF boards.
Is Johnstone's Trade Ultra Primer Sealer an adhesion primer?
Yes, Johnstone's Trade Ultra Primer Sealer is an adhesion primer.
Can Johnstone's Trade Ultra Primer Sealer be used on a pvc cladding inside as a primer?

Ultra Primer Sealer isn't recommended for PVC, we would recommend Zinsser Bulls Eye 1-2-3 instead.

Can I use Johnstone's Trade Ultra Primer Sealer on Bitumen paint?
Yes, you can use Johnstone's Trade Ultra Primer Sealer on bitumen paint.
Would this be suitable on hardboard.
Johnstone's Trade Ultra Primer Sealer can be applied to hardboard.
Can Johnstone's Trade Ultra Primer Sealer be used on pebbledash and then finished with masonry paint?
Yes, you can use Johnstone's Trade Ultra Primer Sealer on pebbledash but if the surface is chalky we recommend using a stabilising solution first.
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