10 Best Wood Water Sealer of December 2025

• Item Weight: 9.65 lb
• Country of Origin: China
• Brand name: Thompson's Water Seal
• Item Dimensions: 4.1"L x 6.6"W x 11.0"H

Thompson's Water Seal

• Ready to use commercial grade formula can be applied using a standard garden pump sprayer
• Safe around plants, people and pets
• , low VOC, low odor formula is safe to walk on in less than 2 hours
• Ideal for use on wood decking, wood fences, plywood, wood shingles, wood siding and much more
• Vapor permeable (breathable) water repellent can be used on new wood

Eco Advance

• High quality product
• High durable product
• Manufactured in United States

OLYMPIC/PPG ARCHITECTURAL FIN

• High Gloss Sealer: Rain Guard wood sealer dries clear with a gloss finish.
• Safe to Use: The masonry sealer is made using a water-based formula. It has low VOC and low odor.
• Long Lasting: The exterior wood sealer is a non-yellowing solvent-based sealer that resists damage from UV rays and protects against weathering, dirt, salt and freezing temperatures.
• Water Based Sealer: The wood sealer works well on both painted or stained surfaces as well as on unpainted or unstained surfaces.
• Satisfaction Guaranteed: Rain Guard wood sealer protects your investment with a five-year satisfaction.

Rain Guard

• Prevents Water Damage
• Advanced Polymers Provide Fade Resistant Color
• Coating Resists Mildew and UV Damage
• Applies to Freshly Cleaned Damp or Dry Wood
• Exceeds Industry Standard ASTM D-4446 for Waterproofing Wood

Thompson's Water Seal

• Enhanced waterproofing protection to help make sure your wood is protected from cracking due to water

Olympic 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.
• "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 Seal

• Long-Lasting Coating Resists Mildew Growth, UV Damage and Fading
• One Day Project - Applies to both damp or dry wood in just one coat
• Water-Based for Easy Soap and Water Clean Up
• Waterproofer product
• Use on decks, fences, exterior furniture and exterior wood
• Maximum strength one coat waterproofer
• Advanced protection against water damage
• Exceptional, long lasting beading and waterproofing

Thompson's Water Seal

• Prevents surface damage from rain, snow, ice with a satisfaction guarantee for up to five years
• Does not alter surface appearance, does not leave a surface film and helps prevent efflorescence
• Contains advanced UV stabilizers to ensure long lasting non-yellowing performance
• Concentrate formula - easily mixed, save money and great for the environment
• Apply a flood coat with a sprayer, brush or roller, no maintenance required and safe for People, Pets and Plants

Rain Guard

• Prevents Water Damage
• Advanced Polymers Provide Fade Resistant Color
• Coating Resists Mildew and UV Damage
• Applies to Freshly Cleaned Damp or Dry Wood
• Exceeds Industry Standard ASTM D-4446 for Waterproofing Wood

Thompson's Water Seal