What temperature do you apply Thompson's water seal?

Be sure that both surface and air temperatures are above 50°F during application and remain above 40°F for 48 hours after application. Do not apply product if rain is forecasted within 24 hours of application.
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How long does it take for Thompson's water sealer to dry?

DRYING TIME Thompson's Water Seal should be dry in 2 hours under normal conditions. Dry times depend on the texture & type of surface you're coating. Remove as much product as possible from equipment before cleaning. All equipment should be cleaned immediately after use with detergent and warm water.
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What temperature does it need to be to seal a deck?

For clear sealer, the deck surface and air temperature must be above 50 degrees Fahrenheit during application and drying time. For deck stain, the deck surface and air temperature should be between 50 and 95 Fahrenheit for application and drying.
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Can you apply wood sealer in cold weather?

Don't seal a deck below 50 degrees.

You don't want to begin the sealing process until you can safely guarantee the temperature will remain above 50 degrees for at least 48 hours.
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Can Thompson Water Seal freeze?

Protect product from freezing. Do not store below 32° F. In case of accidental freezing, call The Thompson's Help Line at 1-800-367-6297.
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Thompson’s WaterSeal Review, Does It Work?!



How many years does Thompson's Water 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.
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Can you apply Thompson's Water Seal to wet wood?

Thompson's® WaterSeal® Waterproofing Stains can be applied to damp wood, so you only have to wait about two hours to begin applying stain. Some of our other products require that the wood dry for 48 hours before applying a deck coating.
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Can I stain in 40 degree weather?

“Staining wood usually works between 50 and 90 degrees Fahrenheit,” says Phillip Ash, the founder of Pro Paint Corner, “but the best temperature would be at around 70 degrees Fahrenheit.” Some brands or types of stains may work outside that range, but it's the generally accepted best temperature for staining wood.
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Can you seal your deck in the winter?

For the ultimate protection against the winter weather use a high-quality sealant that will fill cracks and coat your deck surface like a shield against moisture and ice. This might require the removal of prior finishes but the result is well worth the extra work.
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Can you stain a deck in 40 degree weather?

If you're staining your deck in the spring or fall, wait for a day with highs above 50 degrees Fahrenheit. Also, make sure freezing temperatures aren't in the forecast for that night. If it drops below 32 degrees Fahrenheit before the stain has thoroughly dried, it can hinder the curing process.
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What is the best time to seal a deck?

Plan to seal your deck when temperature and time of day are ideal. Aim for a pleasant, not-too-windy day between 50 and 90 degrees Fahrenheit. Get to work in the morning, as the hot sun of a summer afternoon can cause sealant to evaporate quickly, preventing adequate absorption.
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What is the best way to apply Thompson's water seal?

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.
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How warm should it be to stain outside?

Apply stain only at the proper temperature. For most stains, 70 degrees Fahrenheit is the optimum, with the safety range from 50 to 90 degrees Fahrenheit. Stains do vary, so check the label first. Avoid high humidity and staining on hot surfaces.
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What if it rains after applying Thompson's water seal?

What happens if it rains after applying Thompson's water seal? A light shower will not significantly affect a deck with Thompson's waterseal, but a heavy downpour will likely cause the product to dry cloudy on the surface. In any case, the sealant will still work despite the rain.
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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.
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Is Thompson Water Seal worth it?

Is Thompson's WaterSeal Any Good? Our experience with Thompson's WaterSeal Waterproofer Plus Clear Wood Protector was disappointing overall, and we would not recommend this product. Its inability to prevent UV graying is too harmful to your deck's wood.
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Do I need to sand deck before sealing?

Once dry, these wood fibers can remain raised and may cause splinters. For this reason, light but thoroughly sanding your wood deck is a necessary step before staining or sealing. This crucial step will ensure that your refinishing job gives great results.
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Is it better to stain or seal a deck?

Deck sealing will protect the wood from splitting, cracking, moisture, mildew, and rot while maintaining the color and grain of the wood. A stain will protect the wood and provides a more uniform tint or color to the wood to complement surrounding structures.
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What happens if you stain when it's too cold?

If it's too wet or cold, the drying time for stains can easily double. In extreme cases, the product will just stay wet until the humidity decreases or the temperatures rises. Oppositely, if it's too warm, the stain will dry very quickly and could lead to lap marks or uneven penetration.
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What is the lowest temperature to apply stain?

Most stains can be applied from about 50° F to 90° F — but many people don't realize this range refers to the temperature of the wood surface, not the air. A day that's 70°F and sunny can push deck surface temperatures above 90°F leading to application challenges and shortened open times.
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Can it be too cold to stain wood?

Wood stain works in a wide range of temperatures. Staining at temperatures ranging from 50 to 90 degrees Fahrenheit usually works, but the optimal temperature is around the mid-70s, not too hot and not too cold.
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Can you apply 2 coats of Thompson's water seal?

Apply 2 coats using brush,roller or sprayer. note: Use at full strength.do not dilute. The second coat should be applied when the first coat has soaked in the surface. For best results do not leave the first coat to dry for more than 1 hour before applying the second coat.
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What happens if it rains before deck stain dries?

If the rain comes before your deck is completely dry, the water will enter the pores on the wood surface and seep inside, pushing out the deck stain. As a result, the deck surface may appear splotchy rather than smooth and even.
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Can Thompson Water Seal go over stain?

Yes, you can put Thompson water sealer over stained wood whether the stain is water or oil-based. But surface preparation is key. If the stain has completely dried and cured it's fine to apply sealer, but if there is still some moisture, applying the water seal over the stain might cause problems.
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