Thompsons 6-Gallon Low Voc Surface Waterseal

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6-Gallon Low Voc Surface Waterseal


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* Estimated stock levels as of Sat, Jun 12, 2021. All items subject to prior sale. Prices may vary between stores and online. Please call ahead to confirm availablity of items marked as Limited Stock.

  • Prevents water damage
  • Allows wood to gray naturally


Proven to waterproof wood, concrete and brick. Use as a wood sealer, brick sealer or for concrete waterproofing.

Read all information and instructions provided on product's instructions and label, including all cautions, before use.



Applicable Materials Wood, Concrete and Brick
Application Method Brush, Roller or Spray
Application Temperature 40° F
Base Type Water
Composition Med Aliphatic Hydrocarbon Solvent
Coverage 175 sq-ft/gal Brick, 250 sq-ft/gal Concrete, 50 sq-ft/gal Smooth Concrete Block, 250 sq-ft/gal Clay Tile and Quarry Tile Stucco, 375 sq-ft/gal Slate/Masonite, 100 sq-ft/gal Rough Sawn Wood, 200 sq-ft/gal Smooth Finish Wood, 150 sq-ft/gal Plywood, 100 sq-ft/gal Wood Shingles
Drying time 24 hr
Finish Clear
Flash Point >199.9° F
Form Liquid
Indoor/Outdoor Outdoor
Resists Chemicals
Type Waterproofing Sealer
Usage For Terra Cotta Planters, Birdhouse, Mailbox Posts and Small Outdoor Surfaces
V O C Content 2.99 lb/gal


Size 6 gal

Manufacturing Details
The following information is subject to change without notice

Prop 65 Warning Warning WARNING: Cancer and Reproductive Harm -

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