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Best basement wall sealer of 2023

hand picked by Robert Curry

In our search we have checked more than 153 reviews, we have reviewed top brands such as: Liquid Rubber, Stormdry, Ames, Ames Research Laboratories... and selected only the best in basement wall sealer. Our first choice is the basement wall sealer from Liquid Rubber and below we show you the rest of the recommended products.

The best in basement wall sealer

Liquid Rubber Concrete Foundation and Basement Sealant – Indoor & Outdoor Waterproof Coating, Easy to Apply, Black, 5 Gallon (Tools & Home Improvement)

best basement wall sealer Liquid Rubber Concrete Foundation and Basement Sealant – Indoor & Outdoor Waterproof Coating, Easy to Apply, Black, 5 Gallon (Tools & Home Improvement)

⚡ Brand: Liquid Rubber Show description...

  • PROTECTIVE FINISH FOR – Foundations, ICF’s, Basements, Shower Liners, Deck and Fence Posts, Planter Boxes, Metal, Wood, Concrete and more
  • HIGHLY FLEXIBLE – Sealant final membrane has over 900% elongation in the sealing material preventing adhesion failure causing cracks and taring. Flat/Ponding Surface: 50 sq ft/G per coat
  • EASY TO APPLY – No mixing required! Apply by brush, roller or high quality piston paint sprayer. Container can be closed and left over material used later. No pot life or working time like 2 component products
  • ENVIRONMENTALLY FRIENDLY – Liquid Rubber Foundation Sealant is water based, containing no solvents, VOC’s or harmful odors. Safe for humans and pets alike, can be used indoors and outdoors with no special breathing apparatus
  • FOR A BULLETPROOF SYSTEM – Bridge joints, seams, vents, gaps, protrusions…. With Liquid Rubber Seam Tape or Liquid Rubber Geo-Textile where possible movement may occur

L R Liquid Rubber Waterproof Sealant – Multi-Surface Leak Repair Indoor and Outdoor Coating, Water-Based, Easy to Apply, Original Black, 5 Gallon (Tools & Home Improvement)

best basement wall sealer L R Liquid Rubber Waterproof Sealant – Multi-Surface Leak Repair Indoor and Outdoor Coating, Water-Based, Easy to Apply, Original Black, 5 Gallon (Tools & Home Improvement)

⚡ Brand: Liquid Rubber Show description...

  • PROTECTIVE FINISH FOR – Flat roofs, metal roofs, sloped roofs, planter boxes, foundations, sheds, basements, metal, wood, concrete and more
  • HIGHLY FLEXIBLE & DURABLE – Final membrane has over 1000% elongation preventing adhesion failure, and is UV Stable stopping the sun from degrading the product
  • COVERAGE – Vertical Surfaces – 1 gallon/30 sq ft (2.8 sq m). 3-4 heavy coats to achieve a 30 mil (0.76 mm) membrane. Flat/Ponding Surfaces – 1 gallon/15 sq ft (1.4 sq m). 4-5 heavy coats to achieve a 60-80 mil (1.5-2 mm) membrane
  • ENVIRONMENTALLY FRIENDLY – Liquid Rubber Waterproof Sealant/Coating is water based, containing no solvents, VOC’s or harmful odors. Safe for humans and pets alike, can be used indoors and outdoors with no special breathing apparatus
  • FOR A BULLETPROOF SYSTEM – Bridge joints, seams, vents, gaps, protrusions…. With Liquid Rubber Seam Tape or Liquid Rubber Geo-Textile where possible movement may occur

Liquid Rubber Color Sealant – Multi-Surface Leak Repair Indoor and Outdoor Coating, Water-Based, Easy to Apply, Barn Red, 5 Gallon (Misc.)

best basement wall sealer Liquid Rubber Color Sealant – Multi-Surface Leak Repair Indoor and Outdoor Coating, Water-Based, Easy to Apply, Barn Red, 5 Gallon (Misc.)

⚡ Brand: Liquid Rubber Show description...

  • PROTECTIVE FINISH FOR – Flat roofs, metal roofs, sloped roofs, planter boxes, foundations, sheds, basements, metal, wood, concrete and more
  • HIGHLY FLEXIBLE & DURABLE – Final membrane has over 1000% elongation preventing adhesion failure, and is UV Stable stopping the sun from degrading the product
  • COVERAGE – Vertical Surfaces – 1 gallon/30 sq ft (2.8 sq m). 3-4 heavy coats to achieve a 30 mil (0.76 mm) membrane. Flat/Ponding Surfaces – 1 gallon/15 sq ft (1.4 sq m). 4-5 heavy coats to achieve a 60-80 mil (1.5-2 mm) membrane
  • ENVIRONMENTALLY FRIENDLY – Liquid Rubber Waterproof Sealant/Coating is water based, containing no solvents, VOC’s or harmful odors. Safe for humans and pets alike, can be used indoors and outdoors with no special breathing apparatus
  • FOR A BULLETPROOF SYSTEM – Bridge joints, seams, vents, gaps, protrusions…. With Liquid Rubber Seam Tape or Liquid Rubber Geo-Textile where possible movement may occur

Stormdry Brick Sealer (1 Quart) Certified Brick, Stone, Mortar, Render and Masonry Waterproofer – Proven 25 Year Protection Against Penetrating Damp

best basement wall sealer Stormdry Brick Sealer (1 Quart) Certified Brick, Stone, Mortar, Render and Masonry Waterproofer – Proven 25 Year Protection Against Penetrating Damp

⚡ Brand: Stormdry Show description...

  • [ PREMIUM ] High-Strength Wall Waterproofing for Brick, Stone, Mortar, Cement, Concrete, Sandstone and Granite.
  • [ 25 YEAR PROTECTION ] Stormdry’s cream-based formulation allows it to Penetrate Deeply forming an invisible Water Repellent barrier in a Single Coat Application
  • [ BREATHABLE ] Allows masonry to breathe and dry naturally. Easy to Apply Penetrating Damp Treatment that maintains thermal properties of cavity wall insulation
  • [ COLOURLESS ] brick sealer. Fully cured Stormdry brick damp seal will maintain natural appearance of the wall
  • INDEPENDENTLY APPROVED, TESTED & VERIFIED: BBA Approved (Certificate Number: 15/5198); Verified by the Energy Savings Trust as an energy saving method; Tested by University of Portsmouth

Ames Block & Wall™ Liquid Rubber Waterproofer Multi-Purpose Coating & Sealant – 1 Gallon – Perfect to Use As Concrete Sealer and Waterproofer for Basements and Foundations – Made in The USA (Misc.)

best basement wall sealer Ames Block & Wall™ Liquid Rubber Waterproofer Multi-Purpose Coating & Sealant – 1 Gallon – Perfect to Use As Concrete Sealer and Waterproofer for Basements and Foundations – Made in The USA (Misc.)

⚡ Brand: Ames Show description...

  • Item Weight: 9.25 lb
  • Country of Origin: China
  • Color: White
  • Brand name: Ames

AMES RESEARCH LABORATORIES BMX5RG Blue MAX Waterproofer, Regular Use in Interior & Below-Grade Exterior-5 Gallon White-Concrete Sealer, House Paint and More. Liquid Rubber, (Pack of 1), 640 Fl Oz (Tools & Home Improvement)

best basement wall sealer AMES RESEARCH LABORATORIES BMX5RG Blue MAX Waterproofer, Regular Use in Interior & Below-Grade Exterior-5 Gallon White-Concrete Sealer, House Paint and More. Liquid Rubber, (Pack of 1), 640 Fl Oz (Tools & Home Improvement)

⚡ Brand: AMES RESEARCH LABORATORIES Show description...

  • Ames Blue Max is a strong and highly adhesive elastomeric liquid rubber waterproofer with 1200% elongation that resists cracking and peeling. Blue Max is ideal for waterproofing above and below-grade basements and foundations, insulated concrete forms, and underlayment.
  • Blue Max Liquid Rubber Waterproofer can be used as a primer on most types of roofs including metal roofs and RV roofs. Use on concrete, wood, metal & more. Brush, roll or spray on vertical or horizontal surfaces.
  • Blue Max is an elastomeric membrane that expands & contracts 1200% with surface to resist cracking & peeling. Blue Max is a special blend of adhesive, high strength elastomeric liquid rubber for waterproofing concrete, wood, metal and more.
  • Blue Max is non-toxic, eco-friendly, VOC compliant in all 50 states and made in the USA. Ames is Woman Owned and Veteran Founded.
  • 5 Gallon – Blue Ames Blue Max Liquid Rubber Waterproofer is packaged in a 5 gallon pail.

DRICORE PRO Concrete Repair Crack Injection Expanding Foam (Step Two) | Polyurethane for Sealing Indoor & Outdoor Cracking in Home, Wall, Basement, and More | Moisture Tolerant, Flows into Small Pits

best basement wall sealer DRICORE PRO Concrete Repair Crack Injection Expanding Foam (Step Two) | Polyurethane for Sealing Indoor & Outdoor Cracking in Home, Wall, Basement, and More | Moisture Tolerant, Flows into Small Pits

⚡ Brand: DRICORE

Gorilla Waterproof Patch & Seal Liquid, Clear, 16 Ounces, (Pack of 1) (Tools & Home Improvement)

best basement wall sealer Gorilla Waterproof Patch & Seal Liquid, Clear, 16 Ounces, (Pack of 1) (Tools & Home Improvement)

⚡ Brand: Gorilla Show description...

  • SEALS OUT WATER, AIR AND MOISTURE: Gorilla Waterproof Patch and Seal Spray is a flexible, rubberized coating that seals out water, air and moisture to stop and prevent leaks
  • CRYSTAL CLEAR: dries crystal clear and transparent creating cleaner, finished projects than similar products
  • EASY TO APPLY: brush, roll, trowel, dip or pour; Once applied, the self leveling formula smoothly covers small gaps and cracks ensuring a watertight seal
  • TEMPERATURE AND UV RESISTANT: When dried, Gorilla Waterproof Patch & Seal Liquid is temperature and UV resistant resulting in lasting repairs
  • USE ON: Roofs, Gutters, Skylights, Flashing, Chimneys*, PVC Pipe Joints, Windows, RVs, DIY Projects and More! Not for continuous submersion or below-waterline use.

AMES RESEARCH LABORATORIES BMX1RG Blue Max Liquid Rubber, 1 Gallon (Tools & Home Improvement)

best basement wall sealer AMES RESEARCH LABORATORIES BMX1RG Blue Max Liquid Rubber, 1 Gallon (Tools & Home Improvement)

⚡ Brand: AMES RESEARCH LABORATORIES Show description...

  • Ames Blue Max is a strong and highly adhesive elastomeric liquid rubber waterproofer with 1200% elongation that resists cracking and peeling. Blue Max is ideal for waterproofing above and below-grade basements and foundations, insulated concrete forms, and underlayment.
  • Blue Max Liquid Rubber Waterproofer can be used as a primer on most types of roofs including metal roofs and RV roofs. Use on concrete, wood, metal & more. Brush, roll or spray on vertical or horizontal surfaces.
  • Blue Max is an elastomeric membrane that expands & contracts 1200% with surface to resist cracking & peeling. Blue Max is a special blend of adhesive, high strength elastomeric liquid rubber for waterproofing concrete, wood, metal and more.
  • Blue Max is non-toxic, eco-friendly, VOC compliant in all 50 states and made in the USA. Ames is Woman Owned and Veteran Founded.
  • 1 Gallon – Blue Ames Blue Max Liquid Rubber Waterproofer is packaged in a 1 gallon pail.

DAPConcrete Watertight Filler and Sealent 10.1 ounce Gray (Tools & Home Improvement)

best basement wall sealer DAPConcrete Watertight Filler and Sealent 10.1 ounce Gray (Tools & Home Improvement)

⚡ Brand: DAP Show description...

  • Waterproof, weather resistant seal
  • This is highly durable
  • This is manufactured in United states
  • Contains no flammable or toxic solvents
  • Provides a weather-tight seal that stays flexible, prevents ice and water damage and resists cracking
  • Clean up before curing can be accomplished with soap and water
  • 10.1-Ounce

Hairline Crack Sealer by GetSet2Save (Tools & Home Improvement)

best basement wall sealer Hairline Crack Sealer by GetSet2Save (Tools & Home Improvement)

⚡ Brand: GetSet2Save Show description...

  • INSTANTLY FILL IN CRACKS! – Fix hairline cracks the easy way with EZR Hairline Crack Sealer! Dont spend hundreds of dollars on plumbersfix those mystery leaks the easy way! Works on sidewalks, stairs, floors, walls. Crack filler is super strong and easy to use.
  • SUPER THIN, SUPER FAST, & SUPER EASY! – Sun-resistant formula is quick and easy to apply and dries fast and clear. Super-thin formula flows into the tiniest crevices, allowing it to seek out the source of cracks and seal them all the way up.
  • LEAVES BEHIND A CLEAR SEAL – This penetrating water based sealant is formulated to be so thin that it finds its way inside fine cracks by capillary action and sets to a clear flexible seal.
  • MULTI-SURFACE APPROVED – Works perfect for cracks in drywalls, concrete, sidewalks, stairs, floors, walls, flower pots, window sills, porcelain, driveway, asphalt and more. Perfect for all those cracks around the house that need a fixer upper.
  • Manufactured in the USA. Safe to use. No harsh chemicals.

Liquid Waterproof Sealant, Endhokn Wall, Bathroom, Roof, etc Indoor and Outdoor Water-Based Waterproof Coating 35 Ounces White (Unknown Binding)

best basement wall sealer Liquid Waterproof Sealant, Endhokn Wall, Bathroom, Roof, etc Indoor and Outdoor Water-Based Waterproof Coating 35 Ounces White (Unknown Binding)

⚡ Brand: Endhokn Show description...

  • Durability: multi layer overlay coating, good film forming, good waterproof effect and durable waterproof, low temperature resistance, heat resistance, with UV stability.
  • Applicable Scenarios: roofs, walls, corners, wall roots, external wall cracks, toilet leaks, pipe leaks, substrate joints, windows, car roofs, PVC pipe joints, drains, chimneys, pools, baths, etc.
  • Easy to Operate: you can use a brush dip smear, roller smear, pour out and then apply. Apply evenly to ensure coverage and penetration into the cracks, and play a sealing role.
  • Good Practicability: Each 1KG product can cover about 14 square feet (1.3 square meters). Quickly cover and seal water, air and humidity.
  • Environmental Protection Material: water-based, free of solvents, volatile organic compounds, non-flammable, and can be used indoors and outdoors.
  • The date printed on the product package is the production date of the product, not the best use date. Please use it within two years after the production date.

Gorilla Waterproof Patch & Seal Spray, Clear, 14 Ounces, (Pack of 1) (Tools & Home Improvement)

best basement wall sealer Gorilla Waterproof Patch & Seal Spray, Clear, 14 Ounces, (Pack of 1) (Tools & Home Improvement)

⚡ Brand: Gorilla Show description...

  • SEALS OUT WATER, AIR AND MOISTURE: Gorilla Waterproof Patch and Seal Spray is a flexible, rubberized coating that seals out water, air and moisture to stop and prevent leaks
  • EASY TO USE: The applicator nozzle has a controlled spray pattern providing a clean, even coat; Once applied, the self leveling formula smoothly covers small gaps and cracks ensuring a watertight seal
  • TEMPERATURE AND UV RESISTANT: When dried, Gorilla Waterproof Patch & Seal Spray is temperature and UV resistant resulting in lasting repairs (SERVICE TEMPERATURE: -40°F to 160°F)
  • PAINTABLE: Works with both latex and oil based paint; When coating with oil based paint, use a primer first before painting
  • USE ON: Roofs, Gutters, Skylights, Flashing, Chimneys, PVC Pipe Joints, Windows, RVs, DIY Projects and More. Not for continuous submersion or below-waterline use.

roVa Shield Aerogel Insulation Coating, 1 Gallon (4 Liters) (Tools & Home Improvement)

best basement wall sealer roVa Shield Aerogel Insulation Coating, 1 Gallon (4 Liters) (Tools & Home Improvement)

⚡ Brand: roVa Show description...

  • FAST DRY TIME – Fast dry time with smooth eggshell finish
  • EASY TO SPRAY – White color paint that’s easily sprayable using ordinary paint equipment
  • ENERGY SAVINGS- Save energy through its excellent thermal insulation properties, utilizing the low thermal conductivity of aerogel. Operating temperature range from -58F to +248F (-50C ~ +120C)
  • REDUCE COST – Lower energy cost by improving energy efficiency of industrial equipments, architectural buildings, interior and exterior walls, RVs, etc. Lower surface temperature of heated equipments in industrial plants and facilities for worker safety
  • ENVIRONMENTAL – Does not contain dangerous chemicals, VOC, or bad odor. Prevents condensation. Lowers sound and vibration in noisy engine rooms and chambers in aviation, shipping, and automotive vehicles

Sikaflex Concrete Fix, Limestone, Elastic sealant sealing cracks and joints, paintable polyurethane , 10.1 fl. Oz (Unknown Binding)

best basement wall sealer Sikaflex Concrete Fix, Limestone, Elastic sealant sealing cracks and joints, paintable polyurethane , 10.1 fl. Oz (Unknown Binding)

⚡ Brand: SIKA Show description...

  • Elastic sealant designed for all types of joints and cracks where maximum depth of sealant will not exceed 1/2 in. (12.7mm)
  • PERFORMANCE: Suitable for vertical and horizontal joints. Can be used at 40°F (4°C). Capable of ±35 % joint movement. Can be painted with water-based, oil-based or rubber-based paints.
  • SUPPORTS: Ideal for: weatherproofing of joints, cracks and gaps in concrete, brickwork, blockwork, masonry, stucco and metal frame, joints in walls, floors, balconies, around window or door frames, expansion joints and roofing.
  • DURABILITY: Excellent resistance to aging and weathering. Durable, flexible with exceptional cut and tear resistance
  • USES: Can be applied on green/new concrete 24 hours once harden and on concrete that has been wet 1 hour after water source has stopped. Crack filler

roVa Shield Aerogel Insulation Coating, 4.8 Gallon (18 Liters) (Unknown Binding)

best basement wall sealer roVa Shield Aerogel Insulation Coating, 4.8 Gallon (18 Liters) (Unknown Binding)

⚡ Brand: roVa Show description...

  • FAST DRY TIME – Fast dry time with smooth eggshell finish
  • EASY TO SPRAY – White color paint that’s easily sprayable using ordinary paint equipment
  • ENERGY SAVINGS- Save energy through its excellent thermal insulation properties, utilizing the low thermal conductivity of aerogel. Operating temperature range from -58F to +248F (-50C ~ +120C)
  • REDUCE COST – Lower energy cost by improving energy efficiency of industrial equipments, architectural buildings, interior and exterior walls, RVs, etc. Lower surface temperature of heated equipments in industrial plants and facilities for worker safety
  • ENVIRONMENTAL – Does not contain dangerous chemicals, VOC, or bad odor. Prevents condensation. Lowers sound and vibration in noisy engine rooms and chambers in aviation, shipping, and automotive vehicles

Waterproofing Membrane Sheet 36 in x 80 ft (240 sq ft)

best basement wall sealer Waterproofing Membrane Sheet 36 in x 80 ft (240 sq ft)

⚡ Brand: JBC Concepts

Eco Advance Concrete/Masonry Siloxane Waterproofer – 1 Gallon (Misc.)

best basement wall sealer Eco Advance Concrete/Masonry Siloxane Waterproofer – 1 Gallon (Misc.)

⚡ Brand: Eco Advance Show description...

  • Ready to use commercial grade formula can be applied using a standard garden pump sprayer
  • Ideal for use on concrete, brick, stucco, stone (natural and synthetic), EIFS, pavers and more
  • Protects against water damage, oil, stains, mold, mildew, de-icing salts, and pool/spa chemicals
  • Water-based, non-toxic, non-flammable formula does not harm landscape plantings
  • Vapor permeable (breathable) water proofer can be used on new concrete and masonry

Gorilla Waterproof Patch & Seal Spray, White, 14 Ounces, (Pack of 1) (Tools & Home Improvement)

best basement wall sealer Gorilla Waterproof Patch & Seal Spray, White, 14 Ounces, (Pack of 1) (Tools & Home Improvement)

⚡ Brand: Gorilla Show description...

  • SEALS OUT WATER, AIR AND MOISTURE: Gorilla Waterproof Patch and Seal Spray is a flexible, rubberized coating that seals out water, air and moisture to stop and prevent leaks
  • EASY TO USE: The applicator nozzle has a controlled spray pattern providing a clean, even coat; Once applied, the self leveling formula smoothly covers small gaps and cracks ensuring a watertight seal
  • TEMPERATURE AND UV RESISTANT: When dried, Gorilla Waterproof Patch & Seal Spray is temperature and UV resistant resulting in lasting repairs (SERVICE TEMPERATURE: -40°F to 160°F)
  • PAINTABLE: Works with both latex and oil based paint; When coating with oil based paint, use a primer first before painting
  • USE ON: Roofs, Gutters, Skylights, Flashing, Chimneys*, PVC Pipe Joints, Windows, RVs, DIY Projects and More! Not for continuous submersion or below-waterline use.

30F Steel Wool Fill Fabric, Coarse Wire Hardware Cloth DIY Kit, Gap Blocker Keep Animals Away from Holes, Wall, Kitchen, Garden, Pipeline in Garage

best basement wall sealer 30F Steel Wool Fill Fabric, Coarse Wire Hardware Cloth DIY Kit, Gap Blocker Keep Animals Away from Holes, Wall, Kitchen, Garden, Pipeline in Garage

⚡ Brand: VUAOHIY Show description...

  • 1.The most important way you can get rid of mice is to stop them from entering. This Steel Wool has everything you need, to stop up holes, cracks, etc that vermin use to enter your house or other building
  • 2.Steel wool filling fabric is made of high quality metal fiber, similar to wool, soft and thick, flexible to bend to the corners. Small animals can’t chew through steel fibers, effectively blocking animals from entering your home
  • 3.Cut according to the size you need and the rest of the steel wool will still stay clean and tidy. Remember to wear gloves and use cutting tools to avoid injury during use.
  • 4.Multipurpose: Steel wool can be used to fill holes and cracks of all sizes, effectively insulates rodents, insects, etc. from crawling into your barn, workshop, basement, windows, exhaust vents, air conditioners, floor cracks, radiators, etc
  • 5. Please keep away from children and pets to avoid accidental injury. Regularly inspect and replace damaged steel wool.