Best Sealer For Exterior Wood in January/2023: Top 7 Choices

Flexible 1 or 2 Coat Outdoor Wood Stain - Apply 1 coat of this semi transparent wood stain for a lighter color and flat finish. Apply a 2nd coat to add a deeper wood stain color & rich satin sheen.

DEFY Sealer Becomes Rainproof in 4 Hours - Don't let the rain ruin your project. DEFY Ultra dries in 1-2 hours and is rain-ready in just 4 hours. This product can also be applied to slightly damp wood and can be used as a fence sealer, deck sealer, and more. Clean the deck in the morning, and stain it in the afternoon.

Advanced UV Protection With Zinc Nano-Technology - Zinc nano-particles are like sunscreen for your wood to block harmful UV rays that cause fading, graying, and color loss

Wood Stain Sealer With Enhanced Water Resistance - Added silicon and siloxane waterproofing technology seals and protects your wood from the damaging effects of water penetration.

Oil & Water Hybrid - This acrylic/alkyd hybrid wooden stain penetrates the wood better and applies like an oil based deck stain, & lasts longer and retains color better like a water based stain.

Requires no primer. Ready Seal is darkest when first applied. It reaches its true color in approximately 14 days. Do not apply Ready Seal over painted or newly stained surfaces. Sealed surfaces inhibit penetration.

May be applied using sprayer, roller or brush onto the woods surface.

Requires no back brushing and will nerver leave runs, laps, or streaks.

Requires no wet-line application, the product will blend itself and can be applied in any temperature range for proper application.

Requires no diluting or thinning prior to spray applications.

Subject to or will include a PaintCare recycling fee in the following states: CT, or VT. Not available in CA.

Easy maintenance - no sanding or stripping required for re-application

"Goof Proof" application

No laps, runs or streaks

No back brushing

Apply in any temperature

Subject to or will include a PaintCare recycling fee in the following states: CA, OR, CT, VT

Ready to use commercial grade formula can be applied using a standard garden pump sprayer

Ideal for use on wood decking, wood fences, plywood, wood shingles, wood siding and much more

Protects against water damage, oil, stains, mold, mildew, de-icing salts, and pool/spa chemicals

Water-based, non-toxic, non-flammable formula does not harm landscape plantings

Vapor permeable (breathable) water proofer can be used on new wood

WATER-BASED POLYURETHANE WOOD FINISH: Our sealant provides top-notch protection against wear and tear in high traffic areas. It's odorless and ideal for use on wood siding, log homes, swing sets, outdoor furniture, wooden deck and fence, and more.

WOOD SEALANT: Unlike many sealers that only form a topcoat, our protector penetrates below the surface to create a long-lasting, water-resistant shield around the wood.

FLOOR SEALER APPLICATOR: Our premium gloss is ultra-low VOC and great for enhancing the extended life of your exterior flooring. The sealant can be safely applied around your home, landscaping, vegetation, or over any water area.

WATERPROOF SEALER: Ditch the oil-based sealers and choose a UV-stable coating option. Our fast-drying liquid creates a flexible, breathable barrier and provides a no-fuss, easy clean-up with soap and water, as it allows the wood to grey naturally.

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.

STORM PROTECTOR: Storm Protector is a penetrating, semi-transparent stain and sealer that highlights the natural beauty of the wood grain while providing protection from Mother Nature.

PROTECT YOUR EXTERIOR WOOD SURFACES: This siding, deck and fence stain and sealer offers superior waterproofing and UV protection to help prevent color fading.

FOR A VARIETY OF WOOD SUBSTRATES: Storm Protector exterior wood stain and sealer can be applied to any exterior wood, including redwood, cedar, pine, douglas fir, spruce, cypress, mahogany and pressure treated lumber.

EASY TO APPLY: Storm Protector features a ready-to-use formula that's easy to apply. Mix thoroughly and apply to a prepared wood surface with a brush, roller, or sprayer. Packaged in a 1-gallon container.

PROTECTION TO WEATHER WHATEVER: From clear finishes that protect wood and highlight its natural beauty to more dramatic solid color stains, Storm Stain offers the look you want as well as the protection to weather whatever.

CLEAR SEALANT: Our water-based sealer provides top-notch protection against wear and tear in high traffic areas. It’s odorless and ideal for use on wood siding, log homes, swing sets, outdoor furniture, wooden decks and fences, and more.

WOOD SEALANT: Unlike many sealers that only form a topcoat, our protector penetrates below the surface to create a long-lasting, water-resistant shield around the wood.

FLOOR SEALER APPLICATOR: Our premium gloss is ultra-low VOC and great for enhancing the extended life of your exterior flooring.

WATERPROOF SEALER: Ditch the oil-based sealers and choose a UV-stable coating option. Our fast-drying liquid creates a flexible, breathable barrier and provides a no-fuss, easy clean-up with soap and water, as it allows the wood to grey naturally.

SEAL-ONCE: Our user-friendly wood sealers and stains are an effective way to protect your lumber or concrete against water damage.

PREMIUM WOOD SEALER: Protect, restore, and extend the life of your home with Rainguard Water Sealers Wood Sealer! Formulated to penetrate deep into the surface, Wood Sealer is a water-based silane/siloxane water repellent that helps inhibit moisture damage. This premium-grade water sealer for wood is safe to use indoors or outdoors. It dries to an invisible stain resistant finish that won't yellow or alter surface texture or appearance.

LONG LASTING PROTECTION: Engineered with Micro-Lok! This proprietary ingredient ensures sealer absorption and creates a long-lasting filmless hydrophobic barrier against weathering, salt, dirt, freezing temperatures, UV light, wind-driven rain, and other damaging elements. Rainguard Wood Sealer is the ideal weatherproof sealant for all non-treated and unpainted wood surfaces including, wooden floors, decks, walkways, outdoor furniture, and fences.

SPRAY FORMULATION: Ready to use right out of the bottle! Rainguard Water Sealers Wood Sealer is premixed and in a spray bottle for easy and convenient application. Before use, shake the bottle lightly to disperse any settled material. Perfect for small projects and touchups, 16oz of this impregnating wood waterproofer coats, seals, and protects up to 40 square feet. Get more coverage with Rainguard Water Sealers' 1-and-5 gallon ready to use and concentrated formulations.

EASY APPLICATION: Seamlessly seal wood surfaces! Prior to applying Rainguard Wood Sealer, protect anything you don't want to be sealed by moving or covering with a tarp. Prep surface by gently removing any stains with a mild soap or Restore-N-Prep (sold separately) for best results. Using the hand-pump sprayer nozzle, apply at least two heavy coats of sealer to the surface, allowing it to dry to the touch between coats. Clean up any overspray with a clean damp cloth.

RAIN GUARD: Where innovation meets sustainability! Since 1969, Rainguard Water Sealers has been manufacturing architectural and industrial coatings designed to “wrap” the exterior of buildings and structures. Rainguard now brings this same technology to consumers in our ready-to-use and concentrated DIY formulations, providing a variety of high-performance sealers for your home. Eco-friendly and non-toxic, all our waterproofing solutions are safe to use around people, pets, and plants.