
Can you use Thompson water seal over stain?
The short answer to that is yes, you can use Thompson water seal over wood that has either a water-based or an oil-based stain as long as the stain has dried and cured completely, and the surface of the stained wood is clean and prepped. You’ll also want to keep an eye on weather conditions to ensure the sealer dries properly, too.
What is Thompson water seal penetrating timber oil?
One is the Thompson water seal penetrating timber oil. For this kind, it’s oil-based and has excellent penetration properties that ensure it protects the wood materials from moisture. The other type is the Thompson water seal waterproofing stain that is water-based. It forms a thin film on a wood surface, acting as a water repellant.
Can I use Thompson water-based topcoat over oil stains?
If the wood has an oil stain on it, you will want to ensure the stain is thoroughly dry before sealing it with Thompson water-based topcoat. For a freshly applied deck stain, follow the manufacturer’s instructions regarding the drying time.
How do you use Thompson’s deck sealer?
Dip your dry paint pad into the Thompson’s seal. With the soaked pad, gently apply from one end to the next. Ensure you apply in the same direction as the wood grains. Let the deck dry for about 24 hours. If you use a paint roller to apply the sealer, it will also yield the same results as a sprayer or a paint pad.
What Is the Best Way to Apply Thompson’s Water Seal?
How Many Coats of Thompson Water Seal Do I Need?
Can You Use a Pump Sprayer to Apply Thompson’s Water Seal?
How Long Does Thompson’s Water Seal Take to Cure?
How Many Square Feet does Thompson’s Water Seal Cover?
Can You Add Water to Thompson Water Seal?
Can You Use Thompson Water Seal On Top of Painted Surfaces?
See 2 more

Can you use Thompsons water seal over stained wood?
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.
Can you put deck sealer over stain?
Applying a clear sealer over a deck stain is never a good idea. It really won't help the deck stain or give any added protection more than the deck stain already is. Clear sealers have no pigment and therefore provide zero UV protection. The same goes for polyurethane.
Can you put sealer over stained wood?
Most stains should be sealed to prevent bleeding. After smoothing the stained wood, apply a sealer coat of thinned shellac, sanding sealer, or other appropriate sealer. Do not use shellac with NGR or water-base stains. If you plan to finish the piece with polyurethane, make sure the sealer is compatible.
What's the best sealer for stained wood?
Polyurethane Wood FinishPolyurethane wood finishes are synthetic coatings that are highly durable and water resistant, making them the best clear coat for wood protection.Water-based polyurethane dries quickly and can be used on bare, stained or painted wood.More items...
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.
Is it better to stain or water seal a deck?
Many deck companies recommend using a combination stain/sealer product, which is basically a sealer with pigment added. The advantage of this, they say, is the sealer provides additional protection against water and weather damage, while the stain helps reduce fading from UV rays.
Should I seal wood after staining?
2 days agoYes, sealing wood after staining it is essential to protect it from damage and discoloration from foods, liquids, human touch, and piercing objects. While wood stain may seal the pores and offer some protection from moisture and water damage, its primary purpose is to color natural wood.
How long after staining can you seal?
How long should you wait between applying a stain and a polyurethane coating? Considering that most commonly used stains take between 12 to 24 hours to dry and cure completely, it's good practice to wait a full 24 hours before applying polyurethane sealer to your workpiece after your stain has been applied.
What do you use to seal wood after staining?
Applying a topcoat sealer is not required, but a finish protects the stained wood from scratches and keeps it from fading over time. If applying a polyurethane finish with a brush, apply one to two coats. If using a spray can, hold 8 to 12 inches from the surface and apply two or three light coats.
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.
How long does Thompson water Seal last?
4 yearsHow long will 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.
Is Thompson's water Seal any good?
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.
How long after staining a deck can you seal it?
30 daysDO wait 30 days before sealing a new deck. If you've just built a new deck, you're probably itching to finish the job by sealing it. But preservatives in the wood often require about 30 days' dwell time before the deck can soak up the sealant.
Do I need to remove old stain before restaining a deck?
Generally speaking, it's a good idea to completely remove all traces of the previous coat of deck stain before applying a new one. The reasons for this may be fairly obvious -- a previous coat of stain might be peeling away from the surface in several areas.
Do you seal or stain wood first?
The order which you apply stains and sealants varies on what you're currently working with. For the best performance, we recommend stain first, seal second, and apply Advance Topcoat third. This will provide the best protection of your home.
Can you stain over a stained deck?
Can I stain over a stained deck? If your deck is in good condition and you're looking to apply a maintenance coat to keep your deck looking new, then yes… you can stain over a stained deck. It's the same if the surface of your boards are starting to look really worn and faded. Applying more stain won't hide the damage.
Can I stain over Thompson's Water Sealer, or must I strip it?
Greetings all, I'm a newbie DIYer, so I'm not very knowledgeable. Last year, I built a new PT deck with Doug Fir railings. I left the PT untreated to let it weather for a year, but I made the HORRIBLE mistake of putting Thompson's Water Seal (the one with wax in it) on the Doug Fir railings.
Water seal on outdoor furniture - Wood Talk Online
I put Thompson's Water Seal onto cedar outdoor furniture that my fantastic father-in-law made for me. I did this over a week ago and there is still residue. I can't put my cushions on or they will get dirty. I am not sure what to do. I scrubbed it with Dawn soap and have wiped it down many times ...
About Thompson Water Seal
Thompson’s WaterSeal offers products that is created specifically to adhere to both oil- and water-based wood stains. These sealers are mold- and mildew-resistant as well as long-lasting and easy to apply.
Sealing a Stained Deck with Thompson Water Seal
Adding a water seal over your stained deck can enhance its overall color, improve protection from UV rays and moisture. Before you begin sealing your deck, it’s important to make sure the surface is clean and completely cleared of any debris. After that, you simply have to prep the sealer, get your supplies, and start sealing.
Types of Stains
Like a sealer, wood stains protect the wood from the elements. The difference lies in how they affect the wood once applied. Stains have a pigment that will protect the wood surface from harmful UV rays, rot, mold, mildew, and more.
Related Questions
When applying a sealer over your stained wood, you’ll want to find a time when rain is not in the forecast. You’ll want to aim for at least two full days without any rainfall to ensure the sealer is completely cured.
Final Thoughts on Sealing Stained Wood with Thompson Water Seal
More often than not, you are not going to need both a stain and a sealer on your wood surfaces. In fact, it is not advisable with certain sealers as they won’t properly adhere to the surface. That said, you definitely can seal stained wood with Thompson’s water sealers for an extra layer of protection against fading, rot, and water damage.
Can you waterproof wood after staining?
You can waterproof the wood after staining. Thompson’s water sealer turns the stained wood into a waterproof surface. Mainly, it is a waterproof sealer that can turn the wood waterproof after staining.
How many coats of Thompson water seal do I need over stained wood?
One coat of Thompson water seal you need over the stained wood. It will be better and will give you the best result as well. If you have old stained wood that looks dull, you can go for the second coat on it.
First Off, Can You Really Mix Stain And Sealer Together?
As long as you mix oil with oil and water with water, you should be on track to get them to blend.
Can Thompson Water Seal Be Used On Stained Wood?
Okay, so now that you’ve decided mixing sealer and stain together may not be the best way forward… what next?
What should I use to stain my wood?
We rounded up our ten favorite wood stains – and shared how they each look on five different species of wood!
What is the last step to paint wood?
Sealant is your topcoat. If you plan on painting wood, do that first. Sealant is the last step.
How long should I wait to seal wood?
You do NOT want to seal wood that is wet or tacky in any way. I like to wait 24-48 hours to let the stain dry before sealing. If it it very cold, hot, or humid, wait up to 72 hours. If you seal it while it is sticky, it may never get fully dry and hard! Use patience so you only have to apply a sealaer once.
What to use to seal wood cutting boards?
Use a cutting board or food safe oil to seal wood cutting boards!
Why do you use wax after oil?
A dense wax is usually applied after oil or stain to add more color richness, shine, and more water protection to the wood surface.
How to clean butcher block?
Apply mineral oil to the butcher block. Apply a lot and let it sit for 10 minutes, then wipe up any excess.
What does affiliate link mean on Amazon?
This post may contain affiliate links, which means that we earn a small percentage of each sale. As an Amazon Associate I earn from qualifying purchases.
What Is the Best Way to Apply Thompson’s Water Seal?
Even though you can apply with a brush or a roller, I recommend using a pump-up sprayer (use the coarse setting). Suppose the surface has heavy discoloration or dirt. Consider applying a second coat, then use a broom to brush the surface before hosing off.
How Many Coats of Thompson Water Seal Do I Need?
For Thompson’s water seal, one coat is enough for both semi-transparent and solid application. But you can add a second one if you need more color. Before doing this, give the first coat at least 2 hours to dry.
Can You Use a Pump Sprayer to Apply Thompson’s Water Seal?
Yes, a pump sprayer is ideal for applying Thompson’s water seal. However, the most suitable sprayer recommended by the manufacturer is the plastic sprayer with a brass wand. This item does not erode the seal inside it.
How Long Does Thompson’s Water Seal Take to Cure?
Thompson’s water seal will take at least 2 hours to dry under normal conditions. However, this time may vary up to 24 hours, depending on the texture and surface type. The time may also vary due to the porosity of the surface.
How Many Square Feet does Thompson’s Water Seal Cover?
The coverage area will depend on the number of gallons you need. Each gallon is ideal for an area of up to 400 square feet.
Can You Add Water to Thompson Water Seal?
No, you can’t add water to this sealant. Doing this will prevent it from drying since it’s still vulnerable.
Can You Use Thompson Water Seal On Top of Painted Surfaces?
No, you can’t use this product on top of painted surfaces. The reason is that the water seal may cause the paint to run. It will also not correctly adhere to the surface.
