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EWI-301 Water Based Primer - 5L

EWI-301 Water Based Primer - 5L
EWI-301 Water Based Primer - 5L
Price: £15.34 (£18.41 inc VAT)
Price per m2: £0.96/m2 (£1.15 inc VAT)
  • Product Code: A1-2690
  • Delivery Time: 2 - 3 working days
  • Brand: EWI Pro
  • (Tech. support: : 02033974067)
  • Model and Size: 5L
Our ratings on 21-10-2025:
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EWI-301 Water Based Primer - 5L

Can coverage : 16.00

EWI-301 Water Based Primer is deep penetrating primer used to prepare walls before installing external wall insulation or render-only systems. EWI-301 limits the absorptive capacity of substrates and also strengthen and stabilise dusty substrates. It helps to enhance adhesion external wall insulation, paints and render coats. EWI-301 can withstand adverse weather conditions. EWI-301 can be used on concrete, aerated concrete, walls made of bricks, blocks and structural clay tiles, plaster coats, gypsum panels and gypsum plasterboards.


CHARACTERISTICS
  • Ease of Application,
  • Can be used on a variety of substrates,
  • Waterproof,
  • Frost-proof,
  • Vapour-permeable,
  • Increases the adhesion of paints and mortars,
  • Facilitates the application of paints and mortars,
  • Usage: approx. 50-300 ml/m2 depending on substrate structure and absorptive capacity.
APPLICATION
  • All substrates must be stable, even and clean.
  • Remove all unstable (dull sounding) plaster from the substrate.
  • All uneven surfaces should be levelled out using the EWI-260 Levelling Mortar.
  • Mix the contents thoroughly before use.
  • Do not dilute with water or any other product.
  • Apply using a brush or roller.
  • Each coat should take approximately 2-4 hours to dry. Highly absorptive substrates should be re-primed after about 4 hours.
  • Paints, surface finish products or adhesives should be applied at least 24 hours after priming.
  • Work must not be carried out during rain or snow, in strong winds and in direct sunlight without special protection to limit exposure to weather conditions.
  • Recently rendered coats must be protected against rain, frost and over-rapid drying.

CERTIFICATION
  • European Technical Approval No. ETA-07/0192
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