Thompson’s WaterSeal solid color wood sealer provides long-lasting exterior wood protection. Solid opacity adds the most color and shows the least wood grain.Durable protection from water and sun damageYear round protection in just one coatAdds the most color and shows the least wood grainAssured 6 years on decks, 15 years on fences and sidingMeets industry standard ASTM D4446 for waterproofing woodHelps prevent water damageProvides a mold and mildew-resistant finishBoldly tinted