It is the dream of everybody to have a long lasting furniture for use outdoors, and because they are used outdoors is the more reason why you should take steps in protecting them. This is because the weather would have an huge effect on them, hence you should be aware of steps on how to waterproof painted wood furniture for outdoors.
The reason for taking this step is to make your painted wood furniture durable when used outdoors, but there are variety of steps a person could use waterproofing their wooden furniture outdoors.
When waterproofing painted wood furniture surfaces, you should strip off its paint totally before adding your primer. Applying a sealant follows next after applying the primer, or you can make use of any other waterproofing agents such as epoxy, varnish, wood oils, and other ingredients.
The reason behind stripping the paint off the wood is for the waterproofing agent to penetrate the wood so it can be sealed properly. Sealing a wood furniture makes it resistant to water and other weather attacks, and this article contains all you should known on protecting wood.
Just like we have mentioned in previous guides on how to protect woods, painting and sealing them is one of the best and reliable options you can opt for. However, you cannot trust these methods to retain the integrity of your wood. Now, how do you help your wooden furniture outdoors retain its integrity and original color?
This can be achieved only by shielding your furniture away from outdoor elements like the scorching sun and heavy rain. It is by this means your wood furniture used outdoors won’t lose its original color and wood integrity.
How To Waterproof Painted Wood Furniture For Outdoors

If you are searching for steps on how to waterproof painted wood furniture for outdoors, you should stop searching any further, take a minute and read through the following steps we want to show you in this guide. All of the steps we are about to show you will make your outdoor wood furniture durable enough to repel early rot and water attacks. Take a look at these steps below;
Step 1
Cleaning the wood and stripping off its paint is the first step you will take when it comes to waterproofing your painted outdoor wood furniture. You can do this by mixing a quarter cup of liquid detergent with a gallon of water inside of a bucket. You will make use of a brush in scrubbing the surface of the wood you want to work on inside a soapy water.
Step 2
The next step you would take is applying a primer, and this will be done after stripping the paint away from wood. This primer should be evenly applied across the surface of the wood, and this should be done before applying a sealant. The primer layer coat you have applied gives way for the sealant last longer, causing the wood to be completely durable from rot and water attacks.
Step 3
Rinsing and drying is the next step to take after applying a primer and sealant. You should rinse the wood thoroughly using clean water, and this should be done using a garden hose. After rinsing the wood, allow the wood to dry for about three hours before doing anything else on it.
Step 4
Applying sealant is the next step for you to take after rinsing the wood with clean water using a garden hose, and polyurethane wood sealant is a very good option you can use on your wood. There are other wood sealants you can opt to use, but the polyurethane wood sealant remains the best choice. You should leave the sealant to dry for at least a day after applying it.
How To Apply Wood Sealant Or Wood Stain On Wood Furniture
Prepare The Wood
The wood you want to work on should be worked on, and the way to do this is by sanding the surface of the wood. This involves using a rough sandpaper that will handle the wooden surface you want to work on, and this will help get rid of any treatment that has been applied previously on the wood. A fine sandpaper should be used in finishing the surface of the wood you want to work on, and you can clean up the surface of the wood later by eliminating the remaining sanding particles.
Select Stain Or Sealant You Want To Use
There are so many brands that manufacture stains and sealants, but sealants and stains of high quality will get you the best and desired results you want. The type of furniture you want to work on and the purpose you want the sealant or stain should determine the type of sealant you want to use.
Deck sealants and the likes are good options you can opt for, and marine wood sealants are the best you can use if you want your wood to fight back moisture, be durable, and fight back ultraviolet rays.
If you opt to use wood stain, ensure the wood stain you make use of is for outdoor use. A product that you can make use of using a sprayer is the best option you can use when working on large pieces of wood, and this helps in speeding up the application process to save time.
Apply The Coat
You can apply the first coat using a brush or sprayer, and applying the solution evenly is required so that every portion of the wood will be well covered. After applying the spray coat, allow it to dry for four to ten hours depending on what information is written on the manufacturer’s label.
Sand Your Pieces
Sanding the wood pieces is required before the first coat you applied on the wood gets dried, and doing this vital so the next coat will stay firm on it. A fine sandpaper should be used, and every residue should be wiped off before the second coat is applied on the wood.
Apply The Second And Third Coat
This is the point where you get to apply the second coat and leaving it to dry. It is important that you note that every coat will take a longer time to dry unlike the previous one, and you can use a fine sandpaper to work on the surface after applying the second coat. You can use a spare rag or towel to wipe off particles from the surface, and you should allow the final coat to dry after applying it on the wood.
Leave To Cure
Leaving the wood to cure would take about three to four days, and it is important you allow the wood dry up properly before using it.
Materials And Tools Needed To Waterproof Wood For Outdoors
All of the required materials you need to use when working on waterproofing wood for outdoors are listed below;
- Polyurethane
- Mineral spirits
- Natural bristle paint brush
- Tung oil and linseed oil
- Fine-grit sandpaper
- Towel and rags
- Safety googles
- Water
- Liquid detergent
Here are some simple steps you can follow on how to waterproof wood for outdoor use;
- You can make use of tung oil or linseed oil in creating a protective and beautiful hand-rubbed finish
- You can make use of lacquer or polyurethane, or varnish to seal the wood
- Make use of a stain sealant combination to finish and waterproof the wood simultaneously
- The last point you should note is you should find a suitable method or approach to use, because there are some methods that are best used for interior or exterior use.
Conclusion
To prevent your wood from rotting, you should take some required steps to waterproof wood for outdoors, and it is very essential that you make use of a primer because of its impressive sealing ability. It is an excellent waterproofing agent, and you should make use of spar varnish because it has excellent waterproofing ability. The final point you should note is all manufacturer’s instructions should be followed if you want to obtain desired results.