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10 bestCedar Deck Sealersof September 2025

Name: 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.
Brand: Seal-Once
Price: 85.95 CAD
Availability: InStock

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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

CLARK'S

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6% off

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

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Ready Seal 512 5-Gallon Pail Natural Cedar Exterior Wood Stain and Sealer

Ready Seal

9.8

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Thompson’s WaterSeal Transparent Waterproofing Wood Stain and Sealer, Natural Cedar, 1 Gallon

Thompson's Water Seal

9.5

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Marine Seal Wood Dock Stain & Sealer, Semi-Transparent Stain for Marinas, Boat Docks, & Piers, (Cedar Tone, 2.5 Gallon)

DEFY

9.2

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Ready Seal 105 Natural (Light Oak) 2 Gallon Pack

9.0

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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

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Olympic Stain 56505-1 Maximum Wood Stain and Sealer, 1 Gallon, Transparent Stain, Canyon Brown

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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

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