10 bestCedar Deck Sealersof October 2025
112M consumers helped this year.
6% off
1
SEAL-ONCE MARINE - 1 Gallon Penetrating Wood Sealer, Waterproofer & Stain. Water-Based, Ultra-low VOC formula for high-moisture areas to protect wood docks, decks, piers & retaining walls.
Seal-Once
9.9
5% off
2
Ready Seal 512 5-Gallon Pail Natural Cedar Exterior Wood Stain and Sealer
Ready Seal
9.8
3
Ready Seal 105 Natural (Light Oak) 2 Gallon Pack
9.5
4
Ready Seal 100 Clear, 1-Gallon Exterior Wood Stain and Sealer, 1 gallon (Packaging may vary)
Ready Seal
9.2
10% off
5
Ready Seal Natural Cedar 2 Gallon Pack
8.9
OtherUp to 14% off
CLARK'S Soapstone and Concrete Sealer - Natural Beeswax and Carnauba Wax Blend - Ideal for Countertops and Slate Surfaces - Concrete Countertop Wax - Carnauba Wax Food Grade - Large - 32 oz
Storm Stain Protector - Hickory, 1 Gallon, Protects Outdoor Wood from Water & UV Rays, Siding, Fence & Deck Stain and Sealer
Storm Protector Penetrating Sealer & Stain Protector - Deck Protector, Fence Protector, Mahogany Stain, Redwood Stain, 1 Gallon (Sienna)
6
1 gal Ready Seal 145 Burnt Hickory Ready Seal Exterior Stain and Sealer For Wood
Ready Seal
8.6
7
Thompson’s WaterSeal Transparent Waterproofing Wood Stain and Sealer, Natural Cedar, 1 Gallon
Thompson's Water Seal
8.3
8
Olympic Stain 56505-1 Maximum Wood Stain and Sealer, 1 Gallon, Transparent Stain, Canyon Brown
Olympic Stain
8.0
9
Thompson's WaterSeal Solid Color Wood Sealer, Natural Cedar, 1 Gallon
Thompson's
7.7
10
DEFY Solid Color Wood Stain Sealer - Deck Paint and Sealer for Decks, Fences, Siding, Outdoor Wood Furniture, & All Exterior Wood Types - Dark Cocoa, 1 Gallon
DEFY
7.4
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