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10 bestDeck Waterproofingsof February 2025

112M consumers helped this year.

1

Liquid Rubber Concrete Foundation and Basement Sealant - Indoor & Outdoor Waterproof Coating, Easy to Apply, Black, 5 Gallon
Liquid Rubber Concrete Foundation and Basement Sealant - Indoor & Outdoor Waterproof Coating, Easy to Apply, Black, 5 Gallon

Liquid Rubber

10.0

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2

Liquid Rubber Waterproof Sealant - Multi-Surface Leak Repair Indoor and Outdoor Coating, Water-Based, Easy to Apply, Original Black, 1 Gallon
Liquid Rubber Waterproof Sealant - Multi-Surface Leak Repair Indoor and Outdoor Coating, Water-Based, Easy to Apply, Original Black, 1 Gallon

Liquid Rubber

10.0

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3

Liquid Rubber Color Waterproof Sealant - Multi-Surface Leak Repair Indoor and Outdoor Coating, Water-Based, Easy to Apply, White, 1 Gallon
Liquid Rubber Color Waterproof Sealant - Multi-Surface Leak Repair Indoor and Outdoor Coating, Water-Based, Easy to Apply, White, 1 Gallon

Liquid Rubber

9.8

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4

Liquid Rubber MetalSafe Sealant - Metal Roof Waterproof Membrane Coating and Corrosion Protection, Solar Resistant, Indoor and Outdoor Use, Easy to Apply, 5 Gallon, Black
Liquid Rubber MetalSafe Sealant - Metal Roof Waterproof Membrane Coating and Corrosion Protection, Solar Resistant, Indoor and Outdoor Use, Easy to Apply, 5 Gallon, Black

Liquid Rubber

9.6

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5

Flex Seal Liquid - Waterproof Rubber Seal, Patch Leaks, Repair Multi-Surface Indoor & Outdoor; Thick Coating Great for Roofs, Cracks, Gutters, Concrete, Basements, Foundations, WHITE, 32 oz (945 mL)
Flex Seal Liquid - Waterproof Rubber Seal, Patch Leaks, Repair Multi-Surface Indoor & Outdoor; Thick Coating Great for Roofs, Cracks, Gutters, Concrete, Basements, Foundations, WHITE, 32 oz (945 mL)

Flex Seal Liquid

9.4

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Related productsUp to 29% 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 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.

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Goberco Under Deck Drainage System -Z/50/16-50 feet Long Roll, for 16 inches Joist Spacing, 30 Mil Thick Trough, Top Side is Black and Down Side is White.

Goberco Under Deck Drainage System -Z/50/16-50 feet Long Roll, for 16 inches Joist Spacing, 30 Mil Thick Trough, Top Side is Black and Down Side is White.

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Olympic Stain 56500-1 Maximum Waterproofing Sealant, 1 Gallon, Clear

Olympic Stain 56500-1 Maximum Waterproofing Sealant, 1 Gallon, Clear

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PenofinTransparent Penetrating Oil Finish Stain & Sealer 1 Gallon cedar 292876

PenofinTransparent Penetrating Oil Finish Stain & Sealer 1 Gallon cedar 292876

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6

Concrete Sealer Clear Penetrating Waterproofing Spray, The Best Sealant to Seal Your Driveway, Cement Patio Pavers, Brick, Stone Or Any Outdoor Hard Surface.
Concrete Sealer Clear Penetrating Waterproofing Spray, The Best Sealant to Seal Your Driveway, Cement Patio Pavers, Brick, Stone Or Any Outdoor Hard Surface.

Black Diamond Stoneworks

9.2

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7

ADHES Deck Joist Tape, 6" x 50', 6 Rolls Weather Resistance & Waterproof Joist Tape for Decking, Deck Flashing Tape, Butyl Joist Tape, Ideal for Wood Decks Beams Roof, Outdoor Construction Use
ADHES Deck Joist Tape, 6" x 50', 6 Rolls Weather Resistance & Waterproof Joist Tape for Decking, Deck Flashing Tape, Butyl Joist Tape, Ideal for Wood Decks Beams Roof, Outdoor Construction Use

ADHES TAPE PURSUIT OF PERFECTION

9.0

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8

Liquid Rubber Smooth Polyurethane Deck Coating - Solar Protection Deck Sealant, Non-Toxic Multi-Surface Waterproofing Membrane, Easy to Apply, Saddle Brown, 1 Gallon
Liquid Rubber Smooth Polyurethane Deck Coating - Solar Protection Deck Sealant, Non-Toxic Multi-Surface Waterproofing Membrane, Easy to Apply, Saddle Brown, 1 Gallon

Liquid Rubber

8.7

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15% off

9

Butyl Joist Tape for Decking 2''×50', 6 Pack Weather-Resistant Deck Joist Tape, Waterproof Seal Antiseptic Butyl Joist Tape,Self-Adhesive Flashing Joist Tape for Wood Decks Beams Roof
Butyl Joist Tape for Decking 2''×50', 6 Pack Weather-Resistant Deck Joist Tape, Waterproof Seal Antiseptic Butyl Joist Tape,Self-Adhesive Flashing Joist Tape for Wood Decks Beams Roof

Heelos

8.4

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10

Premium Wood Finish for Outdoor, Water-Based in Gloss Clear, 946 mL
Premium Wood Finish for Outdoor, Water-Based in Gloss Clear, 946 mL

Rust-Oleum

8.2

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