20 Best Wood Sealer For Decks (2023 Updated)

MARINE SEALANT: Our liquid formula creates a UV-stable coating for protection against the elements, saltwater spray, and water damage. Marine is a great protector for outdoor furniture, thermally modified wood, and boat docks.

DECK STAIN: It’s water-based, ultra-low VOC, great for enhancing the extended life of your flooring, siding, and porch. The paint forms a water-resistant shield around wood fibers at the cellular level to help preserve the natural color.

WATERPROOF WOOD SEALER: The wood used on boat docks, decks, and retaining walls near rivers, lakes, oceans, and ponds is subjected to constant moisture. WOOD SEALANT: Our fast-drying protector penetrates wood below the surface, coating the wood fibers at the cellular level, which creates a long-lasting, flexible, breathable barrier.

It provides a no-fuss, easy clean-up with soap and water. SEAL-ONCE: Our user-friendly wood sealers and stains are an effective way to protect your lumber or concrete against water damage. When you use Seal-Once, you have the satisfaction of knowing our products will not harm pets, plants, or people.

The Seal-Once Marine Premium Wood Sealer is user-safe and far more protective from water and UV rays than other competitors. The Marine not for boat decks boat deck sealant helps your flooring maintain its color far longer with a single application compared to other general coatings.

Marine enables the wood to age naturally without decay, morphing to a rich silver-gray look over time. Our waterproof paint sealer has no chemicals like oil and solvent-based sealers, allowing you to apply it safely around your plants, pets, and people.

The staining treatment will not peel and prevents unwanted stains caused by wood rot, mold, and mildew. Use soap and water for easy clean-up. BR BR Seal-Once is warranted to prevent long-standing water accumulation for up to 10 years on vertical and 6 years on horizontal surfaces.

A semitransparent stain and sealer in one. It is a unique blend of oils, quality resins and finely ground pigments that penetrate deeply to protect and preserve the wood from the elements. Effective on all types of wood on premium-grade lumbers, including western red cedar, Douglas fir, cypress, spruce and redwoods.

Anchorseal has been the sealer of choice for protection against end grain checking. Lumbermen, turners and furniture builders alike have used Anchorseal for years to protect their wood investment. You don’t mess with that kind of track record unless you’re committed to improving an already great product.

Anchorseal2 is a hybrid sealer that contains renewable, natural ingredients so there is less petroleum based material used in production. The result is a greener, more economical product that drips less, sticks better, has improved stability and, best yet, better than the original Anchorseal.

Now, new and improved Anchorseal 2 is the choice for prevention of end grain checking. – New and improved – The sealer of choice – Protects against end grain checking – Protect your wood investment – Nearly 30 years of experience in making this product.

Wood deck protector – A true oil-based semi transparent stain and sealer meant to protect and highlight the natural beauty of the wood grain. Storm Wood Stain Protector is a semi transparent sealer that penetrates deep into the wood for added protection against Mother Nature.

Compatible with any wood species. Great for wood staining Mahogany, as a Mahogany sealer, Cedar sealer, Cedar fence sealer, Redwood, Pine wood stain, Douglas Fir, Spruce Stain, Cyress, and Pressure Treated.

Great for Decks, Fences, Siding, and other Wood Substrates. Can be used as a wood fence protector or any other wood substrate protector. Applies easily with brush, roller, or spray application. Lap-Free Application & UV Protection.

Provides 3-way protection for exterior wood. Penetrates deep into wood to protect against wood rot and mildew. Provides waterproofing protection so wood won’t warp, crack, shrink or split from moisture.

Also contains a UV absorber to retard the fading and drying that occurs with sunlight exposure. Can be applied over severely weathered, painted, or stained surfaces and is paintable and stainable with oil-based products.

Meets VOC requirements in most areas.

Star brite Teak Sealer lasts longer than traditional sealers. Its UV-inhibitors prevent weathering, fading, and provide more overall protection. Formulated for an easy, no-drip application, it’s ideal for vertical surfaces.

Advanced polymers help repel moisture and preserve color on teak and other fine woods.

An excellent clear waterproofing sealer when applied directly from can, for multi surfaces. Eliminates chipping and spalling. Contains no silicones, consists of several organic and inorganic solids that are carried beneath the surface by an aromatic solvent.

Solids expand and literally cork-up pores of material being treated. Prevents water damage on decks, fences, brick, patios, concrete driveways, and other exterior surfaces. Covers approximately 100 to 250 sq.

ft. per gallon depending on porosity. Refer to model No. 10100 for spray.

WaterGuard for Wood Waterproofing Clear Sealant offers convenience and value. A penetrating clear sealer that protects the wood while allowing the wood grain to show. Perfect for multiple wood surfaces.

Choose Thompson’s WaterSeal 1 Gallon Transparent Wood Sealer in Natural Cedar for your next project. This exterior wood stain and wood protector adds medium color to your wood surface and allows some wood grain and texture to show.

Prevent water damage with a coating that resists mildew and UV damage while providing a fade and scuff resistant color. Get easy-to-apply protection in just one coat.

Thompsons WaterSeal Clear Wood Sealer provides long-lasting exterior wood protection. Clear sealer enhances and maintains the woods natural color.

Thompson’s WaterSeal Waterproofing Wood Protector is a practical solution for preventing deck rot. It provides long-lasting results. This Thompson’s wood protector waterproofs long after the initial water beading is gone.

Its non-pigmented formula is clear, allowing the color and grain of your wood to show through naturally. Application is fast and simple, so you can get on to your next project quickly. The layer of protection defends not only against water but also the sun’s UV rays.

Each can offers between 200 and 400 sq ft of coverage, depending on the porosity of the wood.

Thompson s WaterSeal Semi-Transparent Wood Sealer provides long-lasting exterior wood protection. Semi-Transparent opacity adds moderate color and shows medium wood grain.

WaterGuard for Wood Waterproofing Clear Sealant offers convenience and value. A penetrating clear sealer that protects the wood while allowing the wood grain to show. Perfect for multiple wood surfaces.

An amazing 1-coat application water repellent UV protector and sealer for hardwood decks rain screen siding fences outdoor furniture and is great for deck railings patios pool decks porches boat docks wooden walkways and most outdoor hardwoods.

Coverage is approximately 250-300 sq ft on smooth hardwood surfaces 1 can covers 300 sq ft to 350 sq ft depending on wood surface porosity. Transparent matte finish reveals a beautiful natural hardwood color.

Flat oil-based finish provides non-reflective appeal with UV protection resists scuffing cracking peeling and blistering. Penetrates into hardwood surfaces for extreme protection against damage from moisture.

Dries to the touch in minutes temperature wood and humidity all effect complete drying time allow 24 hours to dry before walking on. Mildew and fungus-resistant formula keeps wood free of stains for extra lifespan anti-slip formula provides a smooth safe walking surface.

Low 250 VOC formula minimizes bothersome and harmful odors. Easy application with a roller brush or garden sprayer cleans up easily with mineral spirits see warnings on label for proper waste disposal.

A semitransparent stain and sealer in one. It is a unique blend of oils, quality resins and finely ground pigments thatpenetrate deeply to protect and preserve the wood from the elements. Effective on all types of wood on premium-grade lumbers, including western red cedar, douglas fir, cypress, spruce and redwoods.

AFM Safecoat EXT is an ultra-low VOC, crystal clear topical sealer that creates a durable, long-lasting finish on most wood and concrete surfaces. It also seals in off-gassing of hazardous chemicals.

It’s non-toxic and safe for everyone, even those with chemical sensitivities. Unlike oil-based polyurethanes which off-gas for weeks, this product has no odor once dried. AFM Safecoat EXT is a high solids, high build sealer comparable to conventional urethanes in performance, with exceptional durability and abrasion resistance—but without the harmful ingredients.

Use two coats on unfinished or stained wood, concrete or previously painted surfaces. If a satin finish is desired, one base coat of gloss is required. This product dries fast and completely clear, and it will not yellow.

Please read preparation instructions carefully. This product is not to be used over oil-based polyurethanes or oil-based products.

This exterior wood stain and wood protector adds medium color to your wood surface and allows some wood grain and texture to show. Prevent water damage with a coating that resists mildew and UV damage while providing a fade and scuff resistant color.

Get easy-to-apply protection in just one coat.

Cedarshield Wood Treatment is a wood sealant that will protect all types of wood from moisture and decay. Cedarshield will also work to strengthen and increase the life of all wood types; hard or soft.

This product is perfect for all wood projects from fences and decks to garden boxes and furniture.

White Tint Base Solid Color Waterproofing Stain and Sealer resists the growth of mildew to maintain a pristine appearance. This stain protects your exterior wood surfaces from harsh weather conditions.

It is great for use in large outdoor projects as the formula applies easily using a sprayer or roller.

Olympic WaterGuard Transparent Wood Stain with Sealer offers convenience and value. A durable acrylic oil stain that provides protection and a slight hint of color that highlights the wood grain. Perfect for multiple wood surfaces including decks, fences and wood siding.

Color: Woodland Cedar Transparent.