Deck Fix is the best exterior primer to stop peeling paint and flaking paint on new and weathered decks. Deck Fix helps projects last 2-3 times longer than traditional product systems. Great for new peeling or weathered deck surfaces. Prevents rust and tannin bleed. Use on new or old wood, metal, concrete, stucco and masonry surfaces. Ideal for fixing peeling paint and rusty nails. Best choice for untreated cedar, redwood, heart pine and rusty galvanized metal.