copy of Additive 422 : Anti osmosis. Excellent additive providing a protective layer to avoid gelcoat blisters.
Out-of-Stock
€19.49
(VAT incl.)
Out of stock
Additive 422 creates a barrier against moisture.
Used as a barrier to help prevent the formation of gelcoat blisters in fiberglass and polyester boats.
Increases the resistance to abrasion.
Light gray color...