SEAL-ONCE MARINE - 1 Gallon Penetrating Wood Sealer, Waterproofer & Stain. Water-Based, Ultra-low VOC formula for high-moisture areas to protect wood docks, decks, piers & retaining walls.

Specially Formulated to be Applied Around & Over Fresh or Salt Water Water-based, Low VOC, Non-toxic; Safe for People, Pets, Plants & Marine Life Superior Nanotechnology Penetrates Deep, Coating Wood Fibers at the Cellular Level Performs like an Oil-Based Sealer Without any Harmful Chemicals or Side Effects Creates a Flexible, Breathable Barrier that Enhances, Stabilizes & Protects Wood