Sam Allen

422 BARRIER COAT 453 GM (Discontinued)

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SKU:
321217-SAM
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Description

422 BARRIER COAT 453 GM 321217

422 Barrier Coat Additive is a proprietary blend designed to improve the cured epoxy's moisture exclusion effectiveness. Used as a barrier coating to help prevent gelcoat blistering in polyester fibreglass boat hulls and also increases the epoxy's abrasion resistance.

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