5 Best Outdoor Wood Sealers – A Buyers Guide

Best Outdoor Wood Sealers
Many people have a range of wooden structures in their gardens and outdoor spaces. From summer houses and sheds to wooden gates and fencing, there are all sorts of ways in which wood is used outdoors.

However, the one downside that you have to think about when it comes to this material is its tendency to rot and its vulnerability to the elements.

This is where an outdoor wood sealer can help, as it protects the wood in your outdoor areas to prevent rotting, increase longevity, and maintain appearance.

When it comes to finding the best outdoor wood dealer for your needs, there are various options you can consider and a range of factors you should keep in mind. 

Our Picks For The Best Outdoor Wood Sealer:

Image
Everbuild 402 High Performance Water Seal, Long Lasting Protection From Water Damage, 5 Litre
Roxil Wood Protection Cream - Instant Waterproofing Clear Treatment, Weatherproofs: Fences, Decking, Furniture, Sheds (1 Litre)
Raincheck Universal Water Seal (5 Litre) Breathable, Colourless Waterseal for Brick, Wood and Stone
Everbuild Triple Action (Kills, Protects and Preserves) Wood Treatment, Clear, 1 Litre
RONSEAL 36286 Thompsons Water Seal 5 Litre (TWSEAL5L)
Performance
Excellent
Outstanding
Excellent
Very Good
Very Good
Value For Money
Outstanding
Excellent
Excellent
Excellent
Good
Rating
Reviews
2,657 Reviews
1,812 Reviews
1,307 Reviews
1,330 Reviews
1,730 Reviews
Price
£13.49
£24.99
£24.99
£9.78
£17.49
Our Pick
Image
Everbuild 402 High Performance Water Seal, Long Lasting Protection From Water Damage, 5 Litre
Performance
Excellent
Value For Money
Outstanding
Rating
Reviews
2,657 Reviews
Price
£13.49
Best Alternative
Image
Roxil Wood Protection Cream - Instant Waterproofing Clear Treatment, Weatherproofs: Fences, Decking, Furniture, Sheds (1 Litre)
Performance
Outstanding
Value For Money
Excellent
Rating
Reviews
1,812 Reviews
Price
£24.99
Image
Raincheck Universal Water Seal (5 Litre) Breathable, Colourless Waterseal for Brick, Wood and Stone
Performance
Excellent
Value For Money
Excellent
Rating
Reviews
1,307 Reviews
Price
£24.99
Image
Everbuild Triple Action (Kills, Protects and Preserves) Wood Treatment, Clear, 1 Litre
Performance
Very Good
Value For Money
Excellent
Rating
Reviews
1,330 Reviews
Price
£9.78
Image
RONSEAL 36286 Thompsons Water Seal 5 Litre (TWSEAL5L)
Performance
Very Good
Value For Money
Good
Rating
Reviews
1,730 Reviews
Price
£17.49

With a wide range of options to choose from, you should have no problem finding the best outdoor wood sealer for your outdoor areas.

However, the excellent choice can also make things confusing for those looking to find the best product. So, to give you a helping hand, here are some of the top picks for those who want to find the best outdoor wood sealer:

#1: Everbuild 402 High Performance Water Seal

Everbuild 402 High Performance Water Seal

Check current stock levels, price, and reviews on Amazon

Features: 

  • Speedy curing time – dries within an hour
  • Clear when dry
  • Versatile and suitable for a range of substrates
  • Excellent performance and strength
  • Uses innovative silicone resin technology
  • Long-lasting protection
  • Solvent-free formula
  • Ideal for exterior use
  • Excellent coverage 
  • Affordable pricing
  • Thousands of excellent ratings

What to Consider:

  • Product comes in a 5-litre canister
  • Solution is milky but dries clear

If you want a wood seal that makes the task far easier for you, this is a great option. It is very easy to use, provides excellent coverage, comes in a convenient 5-litre bottle, and dries very quickly.

This can save you a lot of time and hassle when it comes to protecting the wood in your garden.

While the appearance of the solution is milky at first, it dries clear. It also utilises the latest silicone resin technology for superior results and excellent performance and strength.

Sale
Everbuild 402 High Performance Water Seal, Long Lasting Protection From Water Damage, 5 Litre
2,657 Reviews
Everbuild 402 High Performance Water Seal, Long Lasting Protection From Water Damage, 5 Litre
When you purchase this product, you can look forward to affordable pricing as well as enjoy the reassurance of thousands of excellent reviews. You can look forward to long-lasting protection that will ensure your wood is properly protected from the elements and will keep it looking fabulous for years to come. This is a great choice because of its affordable pricing coupled with its quality and effectiveness.

#2: Roxil Wood Protection Cream

Roxil Wood Protection Cream

Check current stock levels, price, and reviews on Amazon

Features:

  • Instant waterproofing
  • Weatherproof protection for 10+ years
  • Reduces warping, mould, and other issues
  • Easy to apply with brush or roller
  • One-coat application
  • Clear finish for invisible protection
  • Breathable formula
  • Ideal for weathered hardwoods as well as softwoods
  • Can be used for all sorts of application including sheds, decking, and wooden outdoor furniture
  • Many excellent ratings

What to Consider:

  • Comes in 1-litre tub
  • White formula that dries clear
  • A little more expensive than some other options

When it comes to the ultimate in protection for your wood, this is a great option as it offers an excellent level of protection.

In fact, you can effectively weatherproof your wood for ten or more years with this product, and all you need is a single coat that can be applied with ease and convenience using a brush or roller.

While the solution is white in appearance, it clears when it dries. This means you can benefit from invisible protection.

Roxil Wood Protection Cream - Instant Waterproofing Clear Treatment, Weatherproofs: Fences, Decking, Furniture, Sheds (1 Litre)
1,812 Reviews
Roxil Wood Protection Cream - Instant Waterproofing Clear Treatment, Weatherproofs: Fences, Decking, Furniture, Sheds (1 Litre)
With great ratings from a huge number of customers, you can purchase this product with total confidence. It is a versatile product that can protect all sorts of wooden areas in your outdoor spaces. It is breathable and designed to offer the ultimate in protection for your wood. Once you have applied the wood seal, you can protect your wood from a wide range of issues and from the impact of the elements.

#3: Raincheck Universal Water Seal

Raincheck Universal Water Seal

Check current stock levels, price, and reviews on Amazon

Features:

  • Ideal for waterproofing wood, stone, and brick
  • Breathable formula
  • Clear finish for invisible protection
  • Rapid drying formula
  • High strength and performance
  • Provides protection for up to 10 years
  • Ensures even penetration
  • Easy to apply
  • Solvent-free formula
  • Two-coat treatment
  • UV resistant protection
  • Water-based formula

What to Consider:

  • Comes in a 5-litre tub
  • Requires two coats

When it comes to protecting your exterior wood as well as brick and stone, this is a very effective product that can provide you with a high level of protection and superior performance.

With reasonable pricing given the amount that you get coupled with the excellent performance, it has become a popular choice among those looking for the best outdoor wood sealer.

While it does require two coats, it is very easy to apply, and it dries quickly.

Raincheck Universal Water Seal (5 Litre) Breathable, Colourless Waterseal for Brick, Wood and Stone
1,307 Reviews
Raincheck Universal Water Seal (5 Litre) Breathable, Colourless Waterseal for Brick, Wood and Stone
This solvent-free formula is clear once it dries, so the protection you get is invisible. The superior performance means that you can protect your wood for up to ten years with a single two-coat application. The penetration of the wood sealer is even, so you will not have to worry about patchiness when you apply the product.

#4: Everbuild EVBLJUNO1 Triple Action Wood Treatment

Everbuild EVBLJUNO1 Triple Action Wood Treatment e

Check current stock levels, price, and reviews on Amazon

Features:

  • Triple action formula
  • Provides enhanced protection against decay, wood rot, and a range of other issues
  • Can be used on exterior and interior wood
  • Ideal for a range of applications
  • Non-flammable formula
  • Speedy drying time
  • Solvent-free formula
  • Provides long-lasting protection
  • Can be used on timber that is damp
  • Excellent ratings from many users
  • Affordable pricing

What to Consider:

  • Comes in 1-litre can
  • Can cause allergies – always read instructions before use

When it comes to getting long-lasting protection for your exterior wood, this wood sealer is a great choice. It boasts a triple-action formula, and it can be used on both exterior and interior wood.

This makes it very versatile, and it means that you can protect all sorts of wooden items and structures with the product.

Sale
Everbuild Triple Action (Kills, Protects and Preserves) Wood Treatment, Clear, 1 Litre
1,330 Reviews
Everbuild Triple Action (Kills, Protects and Preserves) Wood Treatment, Clear, 1 Litre
This solvent-free formula can also be used on wood that is damp, and it can protect against rotting, decay, warping, and more. The product is very easy to apply, and it comes at a reasonable price. In addition, it has excellent reviews from many people who have already tried and tested it, so you can benefit from increased reassurance when buying the wood sealer.

#5: RONSEAL 36286 Thompsons Water Seal

RONSEAL 36286 Thompsons Water Seal

Check current stock levels, price, and reviews on Amazon

Features:

  • Very well-known brand
  • Reasonable pricing
  • Excellent ratings from customers
  • Invisible protection with a clear finish
  • Deep penetrating formula
  • High level of protection and performance
  • Easy to apply
  • Breathable membrane
  • Protects against water penetration and associated damage
  • Long-lasting protection

What to Consider:

  • Comes in 5-litre can
  • For exterior use only

Ronseal is known for some of the best outdoor wood sealer products, and when you invest in this product, you will be delighted with the results.

This is a wood seal that is very easy to apply, and it offers a superior level of protection and performance.

You can protect your wood from water penetration and associated damage, and you can look forward to protection that will last for many years to come.

Sale
RONSEAL 36286 Thompsons Water Seal 5 Litre (TWSEAL5L)
1,730 Reviews
RONSEAL 36286 Thompsons Water Seal 5 Litre (TWSEAL5L)
The breathable formula is designed to penetrate deep down for ongoing protection for your exterior wood. Ratings from past customers are excellent, and this means that you can enjoy total peace of mind when making your purchase. In addition, the pricing is reasonable given the quality of the product and the solid reputation of the brand.

Tips on Selecting the Best Outdoor Wood Sealer

If you want to ensure you choose the best outdoor wood sealer for your outdoor areas, it is important to take a few key factors into consideration.

This makes it much easier for you to make an informed decision regarding the product you purchase. Some of the factors you should keep in mind when making your choice are:

The Cost of the Sealer

One of the things you have to look at is the cost of the sealer, as this can vary from one product to another.

Of course, you should always invest in quality, so make sure you choose a reputable brand and check out reviews from other people to ensure you achieve this goal.

However, also take the cost into consideration as part of your decision-making process so you can benefit from affordability as well as quality and effectiveness. 

Reviews from Others

With a product that is designed to provide protection, you need to ensure you invest in something that is effective.

The easiest way to determine the quality and effectiveness of the products is to check out reviews from those who have already bought and tried them.

By reading these reviews, you can learn more about how much protection they offer, how easy they are to apply, and other key information that can help you to make the right decision. 

Quantity You Receive

Another of the things you need to look at in addition to the price of the wood sealer is the quantity that you receive.

You may think that the product is more expensive than others, but when you look at the quantity, you may receive a lot more than other options.

On the other hand, you may find one that is really cheap in terms of the price, but the quantity may be far less than other options you are considering. So, make sure you always look at the quantity and also ensure that the quantity you buy is sufficient for your needs. 

Number of Coats Required

It is also worth looking at the number of coats you have to apply in order to get the protection you need, as this will determine how long it will take you to get the job done.

Some products require two coats for maximum protection while others only require one. So, make sure you look at this information before you make up your mind. 

Details of the Formula

In addition to all this, make sure you also look at the details of the formula to ensure it is suited to your needs.

This includes whether the product dries clear for invisible protection, how long it takes to dry, whether it is solvent-free, and other key details that could affect your decision of which is the best outdoor wood sealer for you.

How Long Does Outdoor Wood Sealer Last?

Rotten Wood

The amount of time the protection lasts after applying wood sealer can vary from one product to another. Many will offer protection of up to ten years while others offer protection of 10+ years.

Of course, you need to ensure you use the product exactly as directed and that you invest in a quality sealer in order to get the best results and the longest period of protection.

Also worth noting is that sealers with opaque finishes often provide the longest levels of protection, but many people prefer clear finishes to maintain the beauty and appearance of the natural wood. 

Does Wood Sealer Change the Colour of the Wood?

One thing that a lot of people are worried about is whether the wood sealer they use will change the colour of the wood it is used on.

Well, you can get opaque wood sealers that will change the colour of the wood because they are opaque.

However, the ones that dry clear provide invisible protection and they will not change the colour at all. While many look white or milky in the container, once they dry, they are clear, and you can see the natural colour and beauty of the wood. 

What Happens if You Do Not Seal Exterior Wood?

If you do not protect your exterior wood with a sealer, it is vulnerable to all sorts of issues and open to damage from the elements.

This will then result in your wood rotting far more quickly, and this will affect its appearance as well as its lifespan.

Sealing the wood is the best way to protect it from damage from wet weather conditions and other extreme weather conditions. It can also prevent warping, cracking, and splintering in addition to rotting. 

The Bottom Line

With the best outdoor wood sealer, you can ensure all your wood is properly protected, and this can increase its life and appearance considerably.

Make sure you always use the product as directed for maximum impact, and you can then look forward to a high level of protection and excellent performance from the right wood sealer. 

The Best Outdoor Wood Sealers In The UK

Image
Everbuild 402 High Performance Water Seal, Long Lasting Protection From Water Damage, 5 Litre
Roxil Wood Protection Cream - Instant Waterproofing Clear Treatment, Weatherproofs: Fences, Decking, Furniture, Sheds (1 Litre)
Raincheck Universal Water Seal (5 Litre) Breathable, Colourless Waterseal for Brick, Wood and Stone
Everbuild Triple Action (Kills, Protects and Preserves) Wood Treatment, Clear, 1 Litre
RONSEAL 36286 Thompsons Water Seal 5 Litre (TWSEAL5L)
Performance
Excellent
Outstanding
Excellent
Very Good
Very Good
Value For Money
Outstanding
Excellent
Excellent
Excellent
Good
Rating
Reviews
2,657 Reviews
1,812 Reviews
1,307 Reviews
1,330 Reviews
1,730 Reviews
Price
£13.49
£24.99
£24.99
£9.78
£17.49
Our Pick
Image
Everbuild 402 High Performance Water Seal, Long Lasting Protection From Water Damage, 5 Litre
Performance
Excellent
Value For Money
Outstanding
Rating
Reviews
2,657 Reviews
Price
£13.49
Best Alternative
Image
Roxil Wood Protection Cream - Instant Waterproofing Clear Treatment, Weatherproofs: Fences, Decking, Furniture, Sheds (1 Litre)
Performance
Outstanding
Value For Money
Excellent
Rating
Reviews
1,812 Reviews
Price
£24.99
Image
Raincheck Universal Water Seal (5 Litre) Breathable, Colourless Waterseal for Brick, Wood and Stone
Performance
Excellent
Value For Money
Excellent
Rating
Reviews
1,307 Reviews
Price
£24.99
Image
Everbuild Triple Action (Kills, Protects and Preserves) Wood Treatment, Clear, 1 Litre
Performance
Very Good
Value For Money
Excellent
Rating
Reviews
1,330 Reviews
Price
£9.78
Image
RONSEAL 36286 Thompsons Water Seal 5 Litre (TWSEAL5L)
Performance
Very Good
Value For Money
Good
Rating
Reviews
1,730 Reviews
Price
£17.49

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