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West System 422 Barrier Coat Additive

$44.44

422 is used as a barrier coating additive to help prevent gelcoat blistering in polyester fiberglass boat hulls.

Out of stock

Description

WEST SYSTEM 422 BARRIER COAT ADDITIVE – A proprietary blend designed to improve cured epoxy’s moisture exclusion effectiveness. 422 is used as a barrier coating additive to help prevent gelcoat blistering in polyester fiberglass boat bulls. 422 also increases the epoxy’s abrasion resistance. Cures to a light gray color. Sold by the 16 oz. can.

Mix Ratio: Add to mixed resin/hardener at the rate of 15 to 20% by volume or 3 tablespoons per 8 fl. oz. of epoxy.  32 oz. of 422 will modify one B group of epoxy.

LINKS:
West System 422 Barrier Coat Additive – SDS

Additional information

Weight 2.0000 lbs
Dimensions 0.0000 × 0.0000 × 0.0000 in

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