For sealing and protecting porous surfaces against damp, dust and to promote bonding of fibreglass. GRP etc

The hull should be dry and down to the bare wood or metal, apply the Sealer, and leave until finger tacky (but no longer than 4 hours), then the GRP laminate can be applied.
Consumption is approximately 200g/sq mt on wood and 165g/sq mt on metal.

For sealing 3 coats are recommended