What temperature can you use Thompson's Water Seal?

Asked By: Gaizkane Gomez Rey | Last Updated: 15th June, 2020
Category: home and garden home appliances
4.6/5 (3,281 Views . 11 Votes)
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. Perform the splash test. Sprinkle water on various sections of surface to be sealed.

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Regarding this, what temperature does it need to be to seal a deck?

When to Seal Your Deck

  1. For clear sealer, the deck surface and air temperature must be above 50 degrees Fahrenheit during application and drying time.
  2. For deck stain, the deck surface and air temperature should be between 50 and 95 Fahrenheit for application and drying.

Furthermore, how long does it take for Thompson Water Seal to dry on concrete? Thompson's WaterSeal normally dries within 24 to 48 hours for recoating, but you should wait at least three days before painting over it.

Additionally, can you use Thompson Water Seal inside?

No Water Seal should not be used before plastering or in any interior applications. Water Seal will not seal a porous surface or act as a bonding agent to increase the adhesion of plaster. Water Seal can only be used on bare and uncoated brick, stone or concrete.

What if it rains after sealing deck?

Rain will damage the finish of any wet sealer with linseed oil or mineral oil in it. Because it forms a coating, it takes several hours to "set up" (dry) and during that time the sealer is vulnerable. If the surface dried enough to touch and the rain was gentle, you may find no problem at all.

33 Related Question Answers Found

What happens if you don't seal a deck?

It is highly unlikely that the deck will rot, splinter or decay if you choose not to have it finished and you can always choose to stain and protect the deck at a later date. If you choose to revitalize the natural color of the wood, we recommend our Twin-Chem two step maintenance clean.

How many coats of Thompson Water Seal do I need?

Thompson's WaterSeal Waterproofing Stains. Application: Only one coat is recommended for both Semi –Transparent & Solid. A second coat can be added if more color is desired. Allow the first coat to dry (approximately 2 hours) before second application.

What time of year should I seal my deck?

Depending on the type of wood your deck is made of, you may have to wait anywhere from three months to a year for the fibers in the wood to open up. If your deck is older, you should consider resealing your deck every 12 to 18 months. The season : Many sealing products work best in certain temperature ranges.

What is the best waterproof deck coating?

Ames® Super Elasto-Barrier® is an elastomeric waterproof rubber basecoat for concrete, plywood and hard-to-stick surfaces. A water-based, liquid dual-rubber coating used primarily for roof and deck waterproofing applications.

Can you stain a deck if it rained the night before?


Always make sure the deck is clean and dry before you begin staining. Wait at least 24 hours after washing your deck to apply stain. Also, try to avoid staining your deck right before it rains. Most stains require at least 2-3 hours for drying.

Is Thompson's Water Seal any good?

Thompsons WaterSeal Review. The Thompson's WaterSeal Clear Waterproofer is a multipurpose product that can be used on wood, brick and concrete. The key features of this product is that is prevents water damage, but it is not nearly as effective as other waterproofing sealer options.

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.

What is the best waterproof sealer for wood?

Best Outdoor Wood Sealers in February, 2020
Wood sealer
1 Thompsons WaterSeal Editor's Choice Check Price
2 Thompsons WaterSeal Wood Protector Check Price
3 Rainguard Sealer Check Price
4 Agra Life Lumber-Seal Check Price

How many square feet does Thompson Water Seal cover?

That determines how many gallons of stain are required (each gallon covers up to 400 square feet).

Can you varnish over Thompson's Water Seal?


Thompson's Waterseal with stain is a protective finish for exterior wood. I've used a marine spar varnish on stained wood on my stained wood porch posts and railing and it held up very well but that varnish was NOT applied over Thompsons, a product which should provide all the moisture protection you need.

Is Thompson Water Seal toxic to fish?

Thompson's is a horrible product and it's not a true water proofer. It's akin to putting silicone on your shoes to water proof them, as soon as you scuff the surface it's gone. Of course it is also toxic to fish. You probably could however find a pool paint locally that is not toxic to fish.

Is Thompson Water Seal oil or water based?

Thompson's® WaterSeal® Penetrating Timber Oil is an oil-based product that provides protection by penetrating into wood pores and sealing out water infiltration. Thompson's® WaterSeal® Waterproofing Stains are water-based products that have film-forming properties to protect the wood by repelling water.

What is Thompson's Water Seal?

Thompson's® WaterSeal® Waterproofer Plus Clear Wood Protector is just one product in an extended brand line that includes specialized cleaners, waterproofing products for wood, fabric and concrete surfaces, and a complete line of Waterproofing Stains that offer wood stain and sealer all in one.

Can you use Thompson Water Seal on plywood?

Apply water seal to the surface of the plywood. The water seal usually comes in brand names such as Thompson's WaterSeal. While this sealer will not completely close the pores of the plywood, it will condition the wood and prevent water from penetrating the surface.

What is the best product to seal brick?


Best Brick and Masonry Sealer in February, 2020
PRODUCT NAME SIZE BASED ON
SX5000 Silane-Siloxane Sealer (Editor`s Choice) 5 Gallon Solvent
A-Tech Masonry & Brick Sealer (Editor`s Choice) 5 Gallon Water
CHIMNEYRX Chimney Water Repellent 1 Gallon Water
Eco Advance Waterproofer 16 oz (Liquid Concentrate) Water

How do you apply Thompson's Water Seal to concrete?

Surface Preparation
Always allow concrete or masonry surfaces to dry thoroughly (3 or more days) before applying Thompson's® WaterSeal® Waterproofer Plus Masonry Protector. Concrete that has a smooth, flat finish must be opened to allow for proper penetration. This should be done by using a concrete etch product.