Product Info

Thompson's® WaterSeal® Deck Wash

If your deck is old and weathered, all you need to get rid of that dirty gray look is Thompson's® WaterSeal® Deck Wash. It's easy—no scrubbing, no waiting. Just spray on, rinse off with a hose and in minutes you'll see the gray weathered look disappear. Prepares the surface for continued protection.

  • Additional Information

Key Features

  • Makes weathered wood look new.
  • Removes stains from dirt, mildew, algae and fungus.
  • Ready-to-use.
  • Use before waterproofing on: decks & fences, outdoor furniture, exterior wood, wood plastic composite decking.
  • Use if you need to remove stains from dirt, mildew, algae & fungus and there is little or no trace of a residual finish.


Approximate coverage

  • Approximately 250 sq. ft. per gallon depending on the condition and the porosity of the wood.