20 Best Wood Preservative For Docks (2023 Updated)

Made from naturally occurring plant and mineral extracts, this wood preservative penetrates wood fibers to provide protection from sun and water. A single application results in a long-lasting, maintenance-free surface.

Will not wear off, peel or fade; treated wood develops a beautiful patina. This plant- and mineral-based formula is based on a special family recipe and has been used on marinas, houses and decking for 60 years.

Pre Mixed ( Coastal Gray) Special formulation for wood docks & decks near open water Approximate coverage: 250-350 sq. ft. /gallon per coat. Based on surface porosity Non-film forming – will not cause surface to become slippery SEAL-ONCE MARINE Premium Waterproofing Wood Sealer & Stain is designed to protect & stabilize marine wood against water damage, salt water spray.

Unlike many top-coat sealers on the market today, it penetrates wood below the surface, coating the wood fibers at the cellular level, which creates a long-lasting, flexible, breathable barrier. It provides long-lasting protection from the inside out.

TWP 100 Series is an EPA registered wood preservative which contains a unique combination of chemicals which preserve and enhance the natural warmth, beauty and integrity of new and old wood. TWP 100 Series penetrates deeply into wood without excessive surface film build, highlighting existing grain patterns with amazing clarity and warmth and is specifically designed to provide protection against the four major causes of wood degradation wood rot, water, sunlight and mildew.

TWP 100 Series will not crack, peel or blister making maintenance an easy task to perform for extended wood 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.

Preserves and enhances the natural warmth, beauty and integrity of new and old wood. Penetrates deeply into wood without excessive surface film build, highlighting existing grain patterns. Designed to provide protection against wood rot, water, sunlight and mildew.

Will not crack, peel or blister. Clear does not contain ultraviolet screening pigments and will allow wood to age to a natural gray. EPA registered.

Maintain decks and other exterior wood surfaces with a coat of TWP 1501 Cedartone, Low-VOC Preservative Stain, 1-gal. It’s semi-transparent to allow the natural color of the grain to show and acts as a protective barrier against water and other factors.

Planks and boards are protected against mildew and rot, as well as warping, splitting and cracking. This wood preservative is rated as low VOC, making it safer to use in your home and better for the environment.

The coating also absorbs UV to reduce darkening or fading from exposure to the sun.

Use to prolong the structural integrity of wood, especially non-pressure-treated varieties. Protect wood from termite and other insect attack, mold, mildew, fungal, and dimensional change caused by water absorption.

Use as a final finish only, not designed for over-coating. EPA-approved, environmentally-safe, insecticidal preservative substitute for Creosote. Fast, easy clean-up with soap and water.

Green Products Copper-Green Exterior Wood Preservative – Designed for use above and below ground and below the water line. Copper-Green Wood Preservative shields wooden surfaces from the elements, mold, mildew, rot, fungi, decay and wood-eating insects.

The heavy-duty, solvent-based preservative protects new wood and highlights the weathering process, and prevents future damage for old wood. The copper in Copper-Green reacts with the cellulose of wood.

As a result it is not easily leached from the wood and extends the service life of the wood product. One gallon can be used to cover an area from 150 to 200 Sq. Ft. per Gal. for brush coat or 5 to 10 Gal.

per 100 board feet for dimensional lumber.

Made from naturally occurring plant and mineral extracts, this wood preservative penetrates wood fibers to provide protection from sun and water. A single application results in a long-lasting, maintenance-free surface.

Will not wear off, peel or fade; treated wood develops a beautiful patina. This plant- and mineral-based formula is based on a special family recipe and has been used on marinas, houses and decking for 60 years.

Protects and beautifies like no varnish can. Offers 99% UV protection and the highest-grade mildewcide. Natural tone to allow natural beauty of wood to be seen. Use on boats, cabins, decks, railings and docks.

Spray or brush onto wood surface, wipe clean with rag. Covers 150-300 sq ft per gallon. Compliant with the most strict air quality regulations.

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

Thompson’s WaterSeal Waterproofing Stain provides complete outdoor wood protection. It waterproofs long after the initial water beading is gone. One coat protects; 3 years on decks, 4 years on decks & fences.

For use on decks and fences, outdoor furniture and exterior wood.

CedarShield Natural Wood TreatmentPerfect for fences, decks, docks and outdoor furniture, CedarShield is a carcinogen-free treatment that protects wood from moisture, decay, termites and other wood-boring pests.

Cedarshield can be used on all hard and soft wood, plywood and bamboo. Unlike typical stains and sealers, Cedarshield requires just one application to be effective.

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.

One Gallon Pressure-treated Penofin in Rainer is formulated to restore the beautiful wood tones homeowners want. It comes in three natural tones and penetrates pressure-treated wood like no other stain.

Brazilian Rosewood Oil penetrates and stabilizes the wood fibers for control of carcinogenic releases, as stated by the Environmental Protection Agency. They recommend using a deep, low-solid, penetrating oil finish.

For wood decks, siding, shakes, shingles, furniture and playsets. Use on pressure treated pine, cedar and redwood that has weathered for one year. Protects from the inside out. Designed to revitalize weather-beaten, dried-out decks and restore the rich, warm appearance of natural wood.

Protects against damages caused by moisture and ultraviolet rays, and provides a mildew-resistant finish that won’t crack, peel or flake. Soap and water cleanup. One gallon will cover up to 150 sq. ft.

of rough-sawn wood or up to 250 sq. ft. of smooth, weathered wood.

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.

Using a secret recipe handed down through three generations of European woodcrafters, this product has been used on outdoor wood for over 60 years. No toxic chemicals! Unlike some wood stains, LifeTime contains no poisons or toxic ingredients.

Friendly to plants, animals, and people, LifeTime can be used in direct contact with garden soil without any toxic effect. By using this economical and environment-friendly wood stain product, you make a positive statement about conserving your environment.

MARINE OIL99% ultraviolet protection – Protects and beautifies like no varnish can – Highest quality mildew protection – For use on boats, cabins, cockpits, decks, railing and docks – Safe and easy to use.

This premium quality product masks the grain of the wood without obscuring its texture. It has been formulated to protect and beautify all types of wood decks including cedar, redwood and pressure treated lumber.

It features easy application, a highly durable matte finish, fast dry, water cleanup and excellent color retention. It is also a great product for coating older weathered composite decks.