Permatex Outdoor Black Polymer Rust Treatment 10.25 oz

Permatex Rust Treatment Spray provides one-step treatment that encapsulates old rust and prevents new rust within minutes. Just brush or spray on. Specially formulated to be used with body filler and fiberglass. Surfaces which do not exceed 200 deg.F. Encapsulates rust on automotive applications; trucks, trailers, storage tanks, pipes, valves, fences, guard rails, bulkheads, overheads, decks, hatch covers (topcoat with appropriate marine paint), agricultural equipment, plows, tractors, snow removal equipment.