10 BEST DECK SEALERS for sale in 2021 – compare between the best deck sealers on sale.

RankProductRating
1
Ready Seal 512 5-Gallon Pail Natural Cedar Exterior Stain and Sealer for Wood
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462 Reviews
Product Highlights
  • 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.

$169.00$150.68
2
DEFY Crystal Clear Composite Deck Waterproofing Sealer, 1 Gallon
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38 Reviews
Product Highlights
  • WATER-BASED, CLEAR COMPOSITE DECK SEALER – This water based, clear wood and deck sealer protects composite wood from the harmful effects of the sun, while adding little to no change to the natural look of your composite deck.
  • FORTIFIED WITH ZINC NANO-PARTICLE TECHNOLOGY– It’s like sunscreen for your wood. Tiny zinc particles dispersed throughout the stain reflect damaging UV rays, preventing premature graying and color loss.
  • EXTREMELY DURABLE, HIGH QUALITY RESINS – DEFY Composite Deck Sealer is made with the highest quality resins available that have better resistance to fading and darkening. The result is a quality sealer that typically lasts a season or two longer than competitive products.
  • QUALITY THAT LASTS – DEFY Extreme Composite Deck Sealer is a premium-grade, clear deck sealer that is built to last. Keep your weathered composite deck, or fence looking great for longer by using DEFY.

$49.95
3
Olympic Stain 421037 Smartguard Concentrated Multi-Surface Sealant, Clear
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Product Highlights
  • Stain Your Deck Quickly And Easily - Olympic Smart guard is a patent-pending deck stain product that allows you to simply spray on the sealant eliminating the need for back-brushing your deck.
  • Simple Stain Process - To apply Olympic SmartGuard Deck Sealant simply pour the pouch into a deck sprayer, add 2 gallons of water, and then spray over your deck - it works on traditional wood decks, concrete, and even composite decking!
  • Quick Dry - Dries in 1 hour so you can entertain or spend time outdoors with less hassle and less disruption. Apply this deck sealant quickly and get back to enjoying your day.
  • Use Even After Rain - Can be applied after cleaning or rain ensuring you get to have fun on your deck as quick as possible

$22.98$19.98
4
#1 Deck Premium Semi-Transparent Wood Stain for Decks, Fences, Siding - 1 Gallon (Cedar)
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53 Reviews
Product Highlights
  • PROTECTS AGAINST COLOR FADE AND PREVENTS GRAYING - #1 Deck Protects Wood From Damage Caused By Exposure to the Elements. Can Be Used On Pressure Treated Pine, Cedar, Fir, Redwood, or Most Other Softwoods. Hardwoods Will Require More Frequent Maintenance Coats.
  • BOTH A DECK STAIN & DECK SEALANT IN ONE - #1 Deck Stain Is a Dual-Purpose Stain & Sealer. It Adds Color to Your Wood and Seals it, Preventing Damage Caused by Water Penetration.
  • ALLOWS THE WOOD GRAIN TO SHOW THROUGH - Available in 5 Beautiful, Semi-Transparent Deck Stain Colors That Dry to Flat, Natural Looking Finishes That Will Enhance the Beauty of Your Exterior Wood.
  • BETTER FOR THE PLANET, EASY SOAP & WATER CLEANUP - With Less Than 50 g/L VOC Content, #1 Deck Sealer Is a Better Choice For Our Planet. Clean Up is Super Easy - Just Use Soap and Water.

$39.99
5
THOMPSONS WATERSEAL TH.042851-16 Semi-Transparent Waterproofing Stain, Woodland Cedar
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28 Reviews
Product Highlights
  • Prevents Water Damage
  • Advanced Polymers Provide Fade Resistant Color
  • Coating Resists Mildew and UV Damage
  • Applies to Freshly Cleaned Damp or Dry Wood

$42.69
6
#1 Deck Wood Deck Paint and Sealer - Advanced Solid Color Deck Stain for Decks, Fences, Siding - 1 Gallon (Driftwood Gray)
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10 Reviews
Product Highlights
  • Opaque Finish Completely Hides Wood Grain & Provides Maximum Protection Against Fading & Graying Caused by Damaging UV Rays
  • Acts as Both a Stain and Sealer for Your Wood - Use Over Top of Existing, Solid Color Wood Stains (that still have good adhesion)
  • Available in 6 Beautiful, Solid Color Finishes That Dry to a Flat, Natural Looking Finish
  • Low Odor Stain, Water-Based Cleanup - Low VOCs (<60 g/L)

$48.95
7
Olympic Stain 56500-1 Maximum Waterproofing Sealant, 1 Gallon, Clear
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63 Reviews
Product Highlights
  • Enhanced waterproofing protection to help make sure your wood is protected from cracking due to water

$33.98
8
Storm Protector Penetrating Sealer & Stain Protector - Deck Protector, Fence Protector, Mahogany Stain, Redwood Stain, 1 Gallon (Pacific Redwood)
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Product Highlights
  • 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.

$37.50
9
THOMPSONS WATERSEAL TH.041811-16 Transparent Waterproofing Stain, Harvest Gold
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130 Reviews
Product Highlights
  • Prevents Water Damage
  • Advanced Polymers Provide Fade Resistant Color
  • Coating Resists Mildew and UV Damage
  • Applies to Freshly Cleaned Damp or Dry Wood

$28.78
10
Resist Mist-Never Scrub Again Composite Deck Sealer & Premium Concreted Cleaner-No More Ugly Black Spot, Dirt & Grease Stains. Keeps Surfaces Looking Just Cleaned & Stain Free for Yrs.
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Product Highlights
  • NEVER SCRUB AGAIN: Resist Mist allows you to enjoy your deck instead of having to scrub your deck. Simple to use. Clean. Dry. Apply. Refresh the treatment about every 3 years and NEVER SCRUB YOUR DECK until your sore again.
  • ELIMINATES BLACK SPOT STAINS: The included premium concentrated BLEACH FREE cleaner helps remove stubborn black spots, green grime, oil and grease stains. The Resist Mist treatment uses Micro Encapsulation technology to keep stains from coming back. Easy to apply with a garden pump sprayer.
  • NON-TOXIC: Cleaner and sealer both use plant-based surfactants, no bleach and contain zero VOC’s. Use Mother Nature to help protect from Mother Nature’s stains.
  • USE ON EVERYTHING: Keep ugly stains caused by Mother Nature or your friends and family off your composite deck, Fencing, PVC Siding, Roofing, Cement, Brick, Pavers and nearly all exterior surfaces.

$89.99$78.17

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John Carter

John Carter

John Carter is the owner and CEO of AcedProducts.co—a popular online website that analyzes tens of thousands of reviews on various products to show you the bestsellers in any category. His goal is to make online shopping much easier than it's ever been by eliminating the need to guess which products are good and which ones are bad.