Envirograf HWAP/WB Primer is part of a range of white coatings for all types of timber and timber related products, to meet BS476 Parts 6 & 7 for Class 0 and Class 1, EN SBI (B/s1/d0), BS476 Parts 05/05/22 for 30 & 60 minutes protection during load bearing; also to ES1364-1 for 60 minutes integrity, stability and insulation.
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This range can be used on polyurethane, polystyrene, plasterboard, insulation board, MDF and asbestos.
A water based product to apply over existing paint, varnish or wax surfaces, before applying other coatings.
For use under HW01 and HW02E Intumescent coatings
Can be applied over existing paint systems or wood stains to improve adhesion of the fire protection coating to the substrate
Application by brush or roller
Coverage is 10-12m² per litre
- Water Based
- 1L, 2.5L & 5L
- 10 m²/L
- For Use On
- Recoat Time (20°c)
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