What is the best waterproof sealer for wood?

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.




What is the best Sealer for a dock?

Our favorite on the list of the best wood preservative for docks is WoodRx Wood Sealer and Stain. Vetted by people who’ve got their docks in year round and lauded for it’s easy application and durability this preservative was a shoe in for our list.

Is Thompson water seal toxic?

This product contains an in-can biocide, may be harmful if swallowed. There is no data on the product itself. The product should not be allowed to enter drains or water courses or be deposited were it can affect ground or surface waters.

Is Thompson water seal any good?

Overall Score Thompson’s® WaterSeal® at 2 Year Period: 6.125





Overall Thompson’s® WaterSeal® Clear Plus wood finish is a “clear” disappointment. Any finish that offers zero ability to prevent UV graying should not be considered for your deck or exterior wood.

How long does Seal-Once Marine wood sealer last?

Born of innovation in 2003, SEAL-ONCE is the leading brand of Eco-friendly, non-toxic, high-performance waterproofing wood sealers & deck stains. Our products are warranted to prevent long-standing water accumulation for up to 10 years on vertical surfaces and 6 years on horizontal surfaces.

How long does Seal-Once Marine last?

Clear formula allows wood to age naturally without decay, morphing to a rich silver-gray over time. Seal-Once Marine, when tinted as a wood stain, gives added UV protection from sun rays. Prevents long-standing water accumulation for up to 10 years on vertical & 6 years on horizontal surfaces.

What is marine sealant?

Marine sealants provide a watertight and airtight seal between two or more surfaces on a boat. In addition to helping improve the boat’s aesthetics, durability and longevity, marine sealants offer noise deadening and vibration dampening qualities.

Is Olympic stain the same as Thompsons?



Differences. These two products differ from each other in several important ways. The number of coats, satisfaction guarantee, color availability, and application time differ significantly between Olympic Waterguard and Thompson’s WaterSeal.

Can you put Thompsons Water Seal on pressure treated wood?

Some, like Thompson’s® WaterSeal® Waterproofing Wood Protector, recommend waiting 30 days before application on new pressure treated lumber. Other products, like Thompson’s® WaterSeal® Waterproofing Stain, can be applied immediately to new pressure treated lumber.

Does Thompson’s Water Seal have UV protection?

Specially formulated wood protector that provides one-coat maximum strength protection and a coating that resists mildew and UV damage. With a patented formula, this advanced waterproofer enables you to clean and treat in one day and to apply immediately to new pressure-treated wood.

Is Thompson water sealer oil 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.

Does Thompson water Seal change the color of wood?

Create the Look of Your Outdoor Living Room

Remember you have options. Thompson’s® WaterSeal® Waterproofing Wood Protector – Clear doesn’t change the color of the wood. Transparent deck stain adds a hint of color and shows the most wood grain.

How many coats of Thompson water Seal do I need?

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.

Can you use a sprayer with Thompson’s water seal?



Yes, you can apply your Thompson’s water seal using a standard pump garden sprayer and achieve the desired results. This sprayer is best to use when applying sealers.

How much area does a gallon of Thompson’s water seal cover?

Normally, you’d need to wait for the deck to dry out completely, but not with this product. The next step is to measure the square footage of your deck. That determines how many gallons of stain are required (each gallon covers up to 400 square feet). You can buy it and be on your way.

Why is my Thompson water seal sticky?

What is this? However, high moisture means a higher concentration of water particles in the surrounding air, hindering drying. As a result, you will see your freshly stained surface remain tacky even after a full 24 hours of drying time or longer.

What is the best way to apply Thompson’s water sealer?

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.