What is the best way to apply Thompson water Seal?
Andrew Mccoy
Updated on January 04, 2026
The fastest way to apply is with a pump-up sprayer (using a coarse setting), but you can also apply with a brush or a roller. You should apply liberally. In the case of areas with heavy discoloration or dirt, apply a second coat, brush lightly with a broom and hose off.
Can you apply Thompson's water Seal with a sprayer?
Answer: The manufacturer of Thompson Water Seal recommended that you use their product with a plastic sprayer with a brass wand, such as our Chapin Premier sprayer. There are no concerns about it eroding any of the seals inside of it.How many coats of Thompson's water Seal do I need?
One coat is enough, but if more color is desired, a second coat can be applied within two hours before the first coat has dried. With Thompson's® WaterSeal® Waterproofing Stains, you can clean your tools with soap and water.Does Thompson Water Seal need to be shaken?
Shake or mix thoroughly before and occasionally during use. A small trial patch should be tried before application over the entire surface. Only one light coat is necessary in most applications.Can you apply Thompson's water seal with a roller?
Q: What is the best way to apply Thompson's® WaterSeal® cleaners? The fastest way to apply is with a pump-up sprayer (using a coarse setting), but you can also apply with a brush or a roller. You should apply liberally.Best Way To Apply Thompson Water Seal How To Seal A Deck
Why is my Thompson Water Seal sticky?
If the weather is too cold, your Thompson water seal layer will just stay there and not dry as it should. Ideally, the sealant will dry best in temperatures above 50°F. If the thermometer units dip below this level during or soon after application, the deck may stay sticky for longer than 24 hours.How long does Thompson seal last?
If applied correctly, Water Seal will last up to 4 years. This is dependent on conditions such as orientation of the wall and local climate.Should I pressure wash my deck before sealing?
Pressure washing is the best way to prepare your deck for sealing. After you've pressure washed your deck, you'll need to wait for it to completely dry. Sometimes, this can take as long as 48-hours.What's better than Thompson's water Seal?
According to them, these are the nine most effective wood sealers:
- Thompson's Water Seal. ...
- Rainguard Premium Wood Sealer. ...
- DEFY Crystal Clear Sealer. ...
- Anchorseal 2. ...
- Roxil Wood Protection Cream. ...
- Eco-Advance Exterior Wood Waterproofer. ...
- Ready Seal Stain and Sealer for Wood. ...
- Pure Tung Oil Natural Wood Sealer.