WOODguard Surface Prep is a cleaner and surface conditioner for new, unfinished wood. This product removes mill glaze as well as dirt, mildew and tannate stains while maximizing WOODguard penetration. This oxalic acid product is a wood brightener and can be used in between WOODguard applications if the wood has started to gray.

Discount: $16.00 w/ purchase of WOODguard or Armstrong-Clark.

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