Best Liquid Rubber Waterproof Sealant 1 Gallon of 2025

Last updated on 26/10/2025
Advertising disclosure
Advertising disclosure
Most Relevant
Most Relevant
Best Discount
Lowest Price
ElectronicsHome & KitchenComputersOffice SuppliesToys & GamesSports & Fitness
Most Relevant
Most Relevant
Best Discount
Lowest Price
Best Choice
1
Elecoman RV Roof Coating, White Liquid Rubber RV Roof Sealant– 1 Gallon Kit Camper Roof Sealant,Waterproof & Reflective Flexible Roof Coating for RVs, Campers, Trailers, Motorhomes,Roof Leak Repair
thumbnail 1
thumbnail 2
thumbnail 3
thumbnail 4
Elecoman RV Roof Coating, White Liquid Rubber RV Roof Sealant– 1 Gallon Kit Camper Roof Sealant,Waterproof & Reflective Flexible Roof Coating for RVs, Campers, Trailers, Motorhomes,Roof Leak Repair
Elecoman
Why we love it
  • Stops leaks quickly and effectively.
  • Keeps RV cool in summer.
  • Easy DIY application with kit.
Main Highlights
  • Stops Leaks Fast on RV Roofs — High-build white RV roof coating / roof sealant forms a seamless, flexible film to seal cracks, seams and screw heads for long-lasting RV roof repair.
  • UV-Reflective & Cooler Roof — Bright white finish reflects heat to help reduce interior temp swings on hot days; ideal for sunny-state camping.
  • Ready-to-Use Kit — Includes brush and spandex reinforcing fabric for joints, edges and trouble spots; no fancy tools required for a clean DIY job.
  • Adheres to Common RV Roofs — Bonds to rubber (EPDM), TPO, fiberglass and coated metal when properly cleaned and prepped; low-odor, low-splash application.
  • 1 Gallon Coverage — Great for spot repairs or small rigs; thin first coat then cross-roll a second coat for a durable, watertight finish.
Show More
9.7
Exceptional
Product image 1
Product image 2
Product image 3
Product image 4
9.7
Exceptional
Elecoman
Elecoman RV Roof Coating, White Liquid Rubber RV Roof Sealant– 1 Gallon Kit Camper Roof Sealant,Waterproof & Reflective Flexible Roof Coating for RVs, Campers, Trailers, Motorhomes,Roof Leak Repair
Why we love it
  • Stops leaks quickly and effectively.
  • Keeps RV cool in summer.
  • Easy DIY application with kit.
Main Highlights
  • Stops Leaks Fast on RV Roofs — High-build white RV roof coating / roof sealant forms a seamless, flexible film to seal cracks, seams and screw heads for long-lasting RV roof repair.
  • UV-Reflective & Cooler Roof — Bright white finish reflects heat to help reduce interior temp swings on hot days; ideal for sunny-state camping.
  • Ready-to-Use Kit — Includes brush and spandex reinforcing fabric for joints, edges and trouble spots; no fancy tools required for a clean DIY job.
  • Adheres to Common RV Roofs — Bonds to rubber (EPDM), TPO, fiberglass and coated metal when properly cleaned and prepped; low-odor, low-splash application.
  • 1 Gallon Coverage — Great for spot repairs or small rigs; thin first coat then cross-roll a second coat for a durable, watertight finish.
Show More
Value for Money
2
1Gal/133Fl.oz White Waterproof Sealant Liquid Rubber RV Roof Coating Camper Roof Repair Solar Reflective Wooden Brush Putty Knife Nitrile Gloves Roller Drywall Repair Tape
thumbnail 1
thumbnail 2
thumbnail 3
thumbnail 4
1Gal/133Fl.oz White Waterproof Sealant Liquid Rubber RV Roof Coating Camper Roof Repair Solar Reflective Wooden Brush Putty Knife Nitrile Gloves Roller Drywall Repair Tape
Qiveaory
Free Shipping
Why we love it
  • Comprehensive waterproof repair kit.
  • High-quality, durable sealant material.
  • Easy application for all surfaces.
Main Highlights
  • What you get: 1 x liquid zip roof coating (1gal 133fl.oz), 3 pieces wooden brushes of different sizes, 2 pairs of protective gloves, 1 piece putty shovel, 10 m 32.8 ft drywall repair tape, 1 piece wall paint roll. A perfect waterproof repair kit on house walls indoors and outdoors can comprehensively solve the problem of sealing and leak prevention.
  • RV roof coating: waterproof coating sealant is made of high-quality materials that can prevent adhesive failure and excellent vapour barrier performance. Its self-levelling formula can smoothly cover and penetrate tiny gaps and cracks and provides an impenetrable waterproof barrier for your surface.
  • High-quality materials: our waterproof and leak-proof agent is water-based, effectively isolates air, water and moisture and resists ultraviolet radiation. The sealant is permanently waterproof and elastic against low and high temperatures.
  • Easy to use: just make sure the surface is clean, free from oil, grease and dirt, and then simply use a brush or roller to build a waterproof film with a thick coating. It is recommended to use seam tape reinforcement and coating of bridge joints and seams. When used on smooth surfaces such as metals, it is recommended to apply a primer first.
  • Cover: suitable for caravan roofs, metal roofs, cement walls, caravans, trailers, flower pot boxes, indoor cellars, etc. The maximum coverage per gallon is 50 square metres (4.65 square metres), with 2or3 layers on vertical surfaces and 3or4 layers on flat water surfaces.
Show More
9.5
Superb
Product image 1
Product image 2
Product image 3
Product image 4
9.5
Superb
Qiveaory
1Gal/133Fl.oz White Waterproof Sealant Liquid Rubber RV Roof Coating Camper Roof Repair Solar Reflective Wooden Brush Putty Knife Nitrile Gloves Roller Drywall Repair Tape
Free Shipping
Why we love it
  • Comprehensive waterproof repair kit.
  • High-quality, durable sealant material.
  • Easy application for all surfaces.
Main Highlights
  • What you get: 1 x liquid zip roof coating (1gal 133fl.oz), 3 pieces wooden brushes of different sizes, 2 pairs of protective gloves, 1 piece putty shovel, 10 m 32.8 ft drywall repair tape, 1 piece wall paint roll. A perfect waterproof repair kit on house walls indoors and outdoors can comprehensively solve the problem of sealing and leak prevention.
  • RV roof coating: waterproof coating sealant is made of high-quality materials that can prevent adhesive failure and excellent vapour barrier performance. Its self-levelling formula can smoothly cover and penetrate tiny gaps and cracks and provides an impenetrable waterproof barrier for your surface.
  • High-quality materials: our waterproof and leak-proof agent is water-based, effectively isolates air, water and moisture and resists ultraviolet radiation. The sealant is permanently waterproof and elastic against low and high temperatures.
  • Easy to use: just make sure the surface is clean, free from oil, grease and dirt, and then simply use a brush or roller to build a waterproof film with a thick coating. It is recommended to use seam tape reinforcement and coating of bridge joints and seams. When used on smooth surfaces such as metals, it is recommended to apply a primer first.
  • Cover: suitable for caravan roofs, metal roofs, cement walls, caravans, trailers, flower pot boxes, indoor cellars, etc. The maximum coverage per gallon is 50 square metres (4.65 square metres), with 2or3 layers on vertical surfaces and 3or4 layers on flat water surfaces.
Show More
3
3C Sealants Liquid Jacket Liquid Rubber Membrane – 6kg Grey | Ready-to-Use Waterproofing Sealer | Highly Elastic Polymer for Roofs, Walls, Basements, Bathrooms, Floors & More
thumbnail 1
thumbnail 2
thumbnail 3
thumbnail 4
3C Sealants Liquid Jacket Liquid Rubber Membrane – 6kg Grey | Ready-to-Use Waterproofing Sealer | Highly Elastic Polymer for Roofs, Walls, Basements, Bathrooms, Floors & More
Liquid Jacket
Free Shipping
Why we love it
  • Immediately waterproof on application.
  • Applicable on damp surfaces.
  • Versatile application methods available.
Main Highlights
  • Can be used on damp surfaces
  • Can be used internally or externally
  • Use in vertical and horizontal applications
  • Immediately waterproof
  • Anti-slip membrane
  • Fast curing to a highly elastic sealing layer
  • Good UV and weather resistance
  • Durable, no brittleness
  • Odourless
  • Can be applied with a brush, roller, squeegee or scraper/spatula
Show More
9.3
Superb
Product image 1
Product image 2
Product image 3
Product image 4
9.3
Superb
Liquid Jacket
3C Sealants Liquid Jacket Liquid Rubber Membrane – 6kg Grey | Ready-to-Use Waterproofing Sealer | Highly Elastic Polymer for Roofs, Walls, Basements, Bathrooms, Floors & More
Free Shipping
Why we love it
  • Immediately waterproof on application.
  • Applicable on damp surfaces.
  • Versatile application methods available.
Main Highlights
  • Can be used on damp surfaces
  • Can be used internally or externally
  • Use in vertical and horizontal applications
  • Immediately waterproof
  • Anti-slip membrane
  • Fast curing to a highly elastic sealing layer
  • Good UV and weather resistance
  • Durable, no brittleness
  • Odourless
  • Can be applied with a brush, roller, squeegee or scraper/spatula
Show More
4
Liquid Rubber Basement and Foundation Repair Sealant - Waterproof Concrete Sealer & Crack Filler - Flexible Coating for Indoor & Outdoor Use - Waterproofing Paint - Black, 3.78 Litres
thumbnail 1
thumbnail 2
thumbnail 3
thumbnail 4
Liquid Rubber Basement and Foundation Repair Sealant - Waterproof Concrete Sealer & Crack Filler - Flexible Coating for Indoor & Outdoor Use - Waterproofing Paint - Black, 3.78 Litres
Liquid Rubber
Free Shipping
Why we love it
  • Highly flexible with 900% elongation.
  • No mixing required, easy application.
  • Safe for humans and pets.
Main Highlights
  • SUPERIOR FLEXIBLE SEALANT: Liquid Rubber's foundation sealer creates a permanent waterproof membrane for basement waterproofing, foundation leak repair, shower liners, and planter boxes. This professional-grade sealer delivers unmatched protection with 900% elongation, preventing leaks and water damage more effectively than traditional sealants
  • COMPLETE BASEMENT WATERPROOFING SYSTEM: Surpassing basic concrete paint, concrete sealers, and standard waterproof agents, this waterproofing membrane is designed to seal and protect against active leaks and moisture, making it perfect for basement leak and foundation repair. Seamlessly compatible with self leveling concrete applications
  • VERSATILE CONCRETE CRACK FILLER: The professional-grade rubber coating and rubber waterproofing technology maintains flexibility in all temperatures, preventing future cracks and damage. This liquid rubber waterproof sealant provides superior adhesion to concrete, masonry, wood, metal, and foundation surfaces, making it an ideal choice for your DIY projects
  • MAXIMUM COVERAGE & PERFORMANCE: This high-build basement sealer goes on like waterproof paint - Interior basement surfaces: 50 sq ft/gallon (requires: 2-3 coats), Exterior concrete sealer outdoor surfaces: 20 sq ft/gallon (requires: 3-4 coats). Apply between 50°F-90°F. For complete protection, use the rubber sealant with Liquid Rubber Geo-Textile on joints and transitions
  • IMPORTANT USAGE GUIDELINES: The water-based foundation sealer formula contains zero VOCs for safe indoor application. No mixing required! Apply by brush, roller, or professional sprayer as part of your basement waterproofing system. Not suitable for walking surfaces due to tackiness when cured
  • FOR A WATERTIGHT SYSTEM - Use rubber sealant with Liquid Rubber Geo-Textile on joints and transitions, fill small cracks with Liquid Rubber Sealant & Adhesive, and bridge joints, seams, vents, and protrusions where movement may occur. Scroll down for full application steps
Show More
9.3
Superb
Product image 1
Product image 2
Product image 3
Product image 4
9.3
Superb
Liquid Rubber
Liquid Rubber Basement and Foundation Repair Sealant - Waterproof Concrete Sealer & Crack Filler - Flexible Coating for Indoor & Outdoor Use - Waterproofing Paint - Black, 3.78 Litres
Free Shipping
Why we love it
  • Highly flexible with 900% elongation.
  • No mixing required, easy application.
  • Safe for humans and pets.
Main Highlights
  • SUPERIOR FLEXIBLE SEALANT: Liquid Rubber's foundation sealer creates a permanent waterproof membrane for basement waterproofing, foundation leak repair, shower liners, and planter boxes. This professional-grade sealer delivers unmatched protection with 900% elongation, preventing leaks and water damage more effectively than traditional sealants
  • COMPLETE BASEMENT WATERPROOFING SYSTEM: Surpassing basic concrete paint, concrete sealers, and standard waterproof agents, this waterproofing membrane is designed to seal and protect against active leaks and moisture, making it perfect for basement leak and foundation repair. Seamlessly compatible with self leveling concrete applications
  • VERSATILE CONCRETE CRACK FILLER: The professional-grade rubber coating and rubber waterproofing technology maintains flexibility in all temperatures, preventing future cracks and damage. This liquid rubber waterproof sealant provides superior adhesion to concrete, masonry, wood, metal, and foundation surfaces, making it an ideal choice for your DIY projects
  • MAXIMUM COVERAGE & PERFORMANCE: This high-build basement sealer goes on like waterproof paint - Interior basement surfaces: 50 sq ft/gallon (requires: 2-3 coats), Exterior concrete sealer outdoor surfaces: 20 sq ft/gallon (requires: 3-4 coats). Apply between 50°F-90°F. For complete protection, use the rubber sealant with Liquid Rubber Geo-Textile on joints and transitions
  • IMPORTANT USAGE GUIDELINES: The water-based foundation sealer formula contains zero VOCs for safe indoor application. No mixing required! Apply by brush, roller, or professional sprayer as part of your basement waterproofing system. Not suitable for walking surfaces due to tackiness when cured
  • FOR A WATERTIGHT SYSTEM - Use rubber sealant with Liquid Rubber Geo-Textile on joints and transitions, fill small cracks with Liquid Rubber Sealant & Adhesive, and bridge joints, seams, vents, and protrusions where movement may occur. Scroll down for full application steps
Show More
5
Liquid Rubber Waterproof Sealant - Leak Repair Indoor and Outdoor Coating, Water-Based, Easy to Apply, Black, 3.78 Litres
thumbnail 1
thumbnail 2
thumbnail 3
thumbnail 4
Liquid Rubber Waterproof Sealant - Leak Repair Indoor and Outdoor Coating, Water-Based, Easy to Apply, Black, 3.78 Litres
Liquid Rubber
Free Shipping
Why we love it
  • Impressive flexibility and UV stability.
  • Applies easily in dry conditions.
  • Environmentally friendly, odor-free solution.
Main Highlights
  • HIGHLY FLEXIBLE & DURABLE - Final membrane has over 1000% elongation preventing adhesion failure, and is UV Stable stopping the sun from degrading the product. Product remains tacky - not suitable for walking surfaces
  • HIGHLY FLEXIBLE & DURABLE - Final membrane has over 1000% elongation preventing adhesion failure, and is UV Stable stopping the sun from degrading the product
  • APPLICATION - Do not apply in wet conditions or within 24 hours of rain. Apply to a dry surface, free loose flaky paint and coatings or anything that would prevent adhesion. Typically cures within 24-48 hours!
  • CONVERSION - 1 US Gallon is equal to 0.83 UK Gallons - 5 US Gallons are equal to 4.16 UK Gallons
  • 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
  • Packaging may vary
Show More
9.2
Superb
Product image 1
Product image 2
Product image 3
Product image 4
9.2
Superb
Liquid Rubber
Liquid Rubber Waterproof Sealant - Leak Repair Indoor and Outdoor Coating, Water-Based, Easy to Apply, Black, 3.78 Litres
Free Shipping
Why we love it
  • Impressive flexibility and UV stability.
  • Applies easily in dry conditions.
  • Environmentally friendly, odor-free solution.
Main Highlights
  • HIGHLY FLEXIBLE & DURABLE - Final membrane has over 1000% elongation preventing adhesion failure, and is UV Stable stopping the sun from degrading the product. Product remains tacky - not suitable for walking surfaces
  • HIGHLY FLEXIBLE & DURABLE - Final membrane has over 1000% elongation preventing adhesion failure, and is UV Stable stopping the sun from degrading the product
  • APPLICATION - Do not apply in wet conditions or within 24 hours of rain. Apply to a dry surface, free loose flaky paint and coatings or anything that would prevent adhesion. Typically cures within 24-48 hours!
  • CONVERSION - 1 US Gallon is equal to 0.83 UK Gallons - 5 US Gallons are equal to 4.16 UK Gallons
  • 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
  • Packaging may vary
Show More
6
AMES BMX1WRG 1 Gallon Blue Max, White Liquid Rubber Waterproofer,Regular Grade 1 Gallon - for Use in Interior & Below-Grade Exterior - Concrete Sealer, House Paint and More.
thumbnail 1
thumbnail 2
thumbnail 3
thumbnail 4
AMES BMX1WRG 1 Gallon Blue Max, White Liquid Rubber Waterproofer,Regular Grade 1 Gallon - for Use in Interior & Below-Grade Exterior - Concrete Sealer, House Paint and More.
Ames
Why we love it
  • Strong and highly adhesive.
  • Resists cracking and peeling.
  • Eco-friendly and non-toxic.
Main Highlights
  • Ames Blue Max White is a strong and highly adhesive elastomeric liquid rubber waterproofer with 900% elongation that resists cracking and peeling. Blue Max White is ideal for waterproofing below-grade and insulated concrete foundations, basements, and underlayment.
  • Blue Max can be used on concrete, wood, metal & more. Brush, roll or spray on vertical or horizontal surfaces.
  • Blue Max is an elastic membrane that expands & contracts 900% with surface to resist cracking & peeling. Blue Max is a special blend of adhesive, high strength elastomeric liquid rubber for waterproofing basements, wood, metal and more.
  • Blue Max is non-toxic, eco-friendly & VOC compliant in all 50 states. Made in the USA. Ames is Woman Owned and Veteran Founded.
  • 1 Gallon - New White Ames Blue Max Liquid Rubber Waterproofer is packaged in a 1 gallon pail. Allow 24 hours between coats.
Show More
9.1
Superb
Product image 1
Product image 2
Product image 3
Product image 4
9.1
Superb
Ames
AMES BMX1WRG 1 Gallon Blue Max, White Liquid Rubber Waterproofer,Regular Grade 1 Gallon - for Use in Interior & Below-Grade Exterior - Concrete Sealer, House Paint and More.
Why we love it
  • Strong and highly adhesive.
  • Resists cracking and peeling.
  • Eco-friendly and non-toxic.
Main Highlights
  • Ames Blue Max White is a strong and highly adhesive elastomeric liquid rubber waterproofer with 900% elongation that resists cracking and peeling. Blue Max White is ideal for waterproofing below-grade and insulated concrete foundations, basements, and underlayment.
  • Blue Max can be used on concrete, wood, metal & more. Brush, roll or spray on vertical or horizontal surfaces.
  • Blue Max is an elastic membrane that expands & contracts 900% with surface to resist cracking & peeling. Blue Max is a special blend of adhesive, high strength elastomeric liquid rubber for waterproofing basements, wood, metal and more.
  • Blue Max is non-toxic, eco-friendly & VOC compliant in all 50 states. Made in the USA. Ames is Woman Owned and Veteran Founded.
  • 1 Gallon - New White Ames Blue Max Liquid Rubber Waterproofer is packaged in a 1 gallon pail. Allow 24 hours between coats.
Show More
7
Resincoat Liquid Rubber Roof Coating, Waterproof Sealant for Roofing, DIY Friendly Repair, Quick Drying Leak Seal Technology, Long-term Performance, One-Coat Outdoor Roof Paint, Black, 5 Litres
thumbnail 1
thumbnail 2
thumbnail 3
thumbnail 4
Resincoat Liquid Rubber Roof Coating, Waterproof Sealant for Roofing, DIY Friendly Repair, Quick Drying Leak Seal Technology, Long-term Performance, One-Coat Outdoor Roof Paint, Black, 5 Litres
Resincoat
Why we love it
  • DIY-friendly with one coat application.
  • UV stable, preventing discolouration.
  • Offers superb, cost-effective coverage.
Main Highlights
  • Easy DIY Friendly Application - No need for multiple coats and priming – Resincoat Liquid Rubber Waterproof Coating requires just one easy application with brush or roller, saving you time and energy while delivering professional-quality results.
  • Advanced Waterproofing Solution - Formulated to last, Resincoat Liquid Rubber is ideal for repairing flat or pitched roofs and other surfaces on substrates such as concrete, brick, asphalt, GRP, metal, felt, OSB and more.
  • Formulated for UK Weather - Manufactured in the UK and designed to withstand prolonged exposure to typical UK weather conditions with UV stability protecting from sunlight and discolouring.
  • Flexible Waterproof Membrane - Superb adhesion and efficient one-coat application create a seamless waterproof membrane with high flexibility and elasticity to last for 10 years or more. Apply and enjoy reliable waterproofing.
  • Reliable, Long-term Performance - Trust in the 10-year life expectancy of our waterproof sealant paint to keep your roof leak-free and corrosion-resistant. From emergency repairs or routine maintenance, Resincoat Liquid Rubber Roof Coating delivers enduring results for both DIY enthusiasts and industrial users.
Show More
9.0
Superb
Product image 1
Product image 2
Product image 3
Product image 4
9.0
Superb
Resincoat
Resincoat Liquid Rubber Roof Coating, Waterproof Sealant for Roofing, DIY Friendly Repair, Quick Drying Leak Seal Technology, Long-term Performance, One-Coat Outdoor Roof Paint, Black, 5 Litres
Why we love it
  • DIY-friendly with one coat application.
  • UV stable, preventing discolouration.
  • Offers superb, cost-effective coverage.
Main Highlights
  • Easy DIY Friendly Application - No need for multiple coats and priming – Resincoat Liquid Rubber Waterproof Coating requires just one easy application with brush or roller, saving you time and energy while delivering professional-quality results.
  • Advanced Waterproofing Solution - Formulated to last, Resincoat Liquid Rubber is ideal for repairing flat or pitched roofs and other surfaces on substrates such as concrete, brick, asphalt, GRP, metal, felt, OSB and more.
  • Formulated for UK Weather - Manufactured in the UK and designed to withstand prolonged exposure to typical UK weather conditions with UV stability protecting from sunlight and discolouring.
  • Flexible Waterproof Membrane - Superb adhesion and efficient one-coat application create a seamless waterproof membrane with high flexibility and elasticity to last for 10 years or more. Apply and enjoy reliable waterproofing.
  • Reliable, Long-term Performance - Trust in the 10-year life expectancy of our waterproof sealant paint to keep your roof leak-free and corrosion-resistant. From emergency repairs or routine maintenance, Resincoat Liquid Rubber Roof Coating delivers enduring results for both DIY enthusiasts and industrial users.
Show More
8
Siramico Coatings Liquid Rubber Roof Coating | 5 Litres | Instant Leak Seal Technology I Quick Drying, One Coat Waterproofing Sealant | Black, Grey & Clear (Black, 5 Liters)
thumbnail 1
thumbnail 2
thumbnail 3
thumbnail 4
Siramico Coatings Liquid Rubber Roof Coating | 5 Litres | Instant Leak Seal Technology I Quick Drying, One Coat Waterproofing Sealant | Black, Grey & Clear (Black, 5 Liters)
SIRAMICO COATINGS
Why we love it
  • Versatile for various surfaces.
  • No primer or second coat.
  • Long-lasting waterproof protection.
Main Highlights
  • ✅Designed for both flat and pitched roofs, this high-performance coating adheres to a wide range of surfaces, including asphalt, brick, concrete, GRP, metal, felt, OSB, and more.
  • ✅No primer needed, no second coat required—just a single, easy application with a brush or roller. Siramico Coatings Liquid Rubber Coating is perfect for hassle-free DIY use, delivering a professional finish with minimal effort.
  • ✅Forming a seamless, elastic membrane, this liquid rubber coating expands and contracts with your surface, providing strong adhesion and waterproofing that lasts up to 10 years.
  • ✅Quick drying and ease to use straight out of the can liquid rubber solution for all your waterproofing requirements.
Show More
8.9
Excellent
Product image 1
Product image 2
Product image 3
Product image 4
8.9
Excellent
SIRAMICO COATINGS
Siramico Coatings Liquid Rubber Roof Coating | 5 Litres | Instant Leak Seal Technology I Quick Drying, One Coat Waterproofing Sealant | Black, Grey & Clear (Black, 5 Liters)
Why we love it
  • Versatile for various surfaces.
  • No primer or second coat.
  • Long-lasting waterproof protection.
Main Highlights
  • ✅Designed for both flat and pitched roofs, this high-performance coating adheres to a wide range of surfaces, including asphalt, brick, concrete, GRP, metal, felt, OSB, and more.
  • ✅No primer needed, no second coat required—just a single, easy application with a brush or roller. Siramico Coatings Liquid Rubber Coating is perfect for hassle-free DIY use, delivering a professional finish with minimal effort.
  • ✅Forming a seamless, elastic membrane, this liquid rubber coating expands and contracts with your surface, providing strong adhesion and waterproofing that lasts up to 10 years.
  • ✅Quick drying and ease to use straight out of the can liquid rubber solution for all your waterproofing requirements.
Show More
9
Liquid Rubber Waterproof Sealant - Multi-Surface Leak Repair Indoor and Outdoor Coating, Water-Based, Easy to Apply, Original Black, 1 Quart
thumbnail 1
thumbnail 2
thumbnail 3
thumbnail 4
Liquid Rubber Waterproof Sealant - Multi-Surface Leak Repair Indoor and Outdoor Coating, Water-Based, Easy to Apply, Original Black, 1 Quart
Liquid Rubber
Free Shipping
Why we love it
  • Versatile for various surfaces.
  • Easy, paint-like application.
  • Eco-friendly with no odors.
Main Highlights
  • USE FOR - Flat Roofs, Metal Roofs, sloped roofs, planter boxes, foundations, ponds, sheds, basements, metal, wood, concrete and more. Product remains tacky - not suitable for walking surfaces
  • EASY TO APPLY - Just like painting! Apply by brush or roller. Use heavy coats to build up the waterproof membrane. You can close the container and use later if you have left over material
  • 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
  • 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
  • CONVERSION - 1 US Gallon is equal to 0.83 UK Gallons - 5 US Gallons are equal to 4.16 UK Gallons
Show More
8.8
Excellent
Product image 1
Product image 2
Product image 3
Product image 4
8.8
Excellent
Liquid Rubber
Liquid Rubber Waterproof Sealant - Multi-Surface Leak Repair Indoor and Outdoor Coating, Water-Based, Easy to Apply, Original Black, 1 Quart
Free Shipping
Why we love it
  • Versatile for various surfaces.
  • Easy, paint-like application.
  • Eco-friendly with no odors.
Main Highlights
  • USE FOR - Flat Roofs, Metal Roofs, sloped roofs, planter boxes, foundations, ponds, sheds, basements, metal, wood, concrete and more. Product remains tacky - not suitable for walking surfaces
  • EASY TO APPLY - Just like painting! Apply by brush or roller. Use heavy coats to build up the waterproof membrane. You can close the container and use later if you have left over material
  • 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
  • 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
  • CONVERSION - 1 US Gallon is equal to 0.83 UK Gallons - 5 US Gallons are equal to 4.16 UK Gallons
Show More
10
2000g Liquid Waterproof Sealant Clear, Anti-Leaking Sealant Agent, Transparent Waterproof Polyurethane Coating Repair Leak Agent for Roofs, Bathroom, Walls, Kitchen, Garden, Indoor & Outdoor Sealer
thumbnail 1
thumbnail 2
thumbnail 3
thumbnail 4
2000g Liquid Waterproof Sealant Clear, Anti-Leaking Sealant Agent, Transparent Waterproof Polyurethane Coating Repair Leak Agent for Roofs, Bathroom, Walls, Kitchen, Garden, Indoor & Outdoor Sealer
YumCraft
15% OffFree Shipping
Why we love it
  • Effortless waterproof protection.
  • Flexible and durable application.
  • Eco-friendly and safe formula.
Main Highlights
  • Efficient Waterproof & Long-Lasting Seal: The waterproof sealant can cure quickly within 30 minutes, forming a transparent and dense waterproof membrane. The waterproof coating will be completely cured in 24 hours. It can effectively isolate air, moisture and moisture, prevent leakage and do not change the surface appearance. The stability is enhanced over time, and it can penetrate tiny gaps, adapt to the deformation of the material, and the strength remains unchanged after curing.
  • Excellent Weather Resistance & Aging Resistance: Acrylic Waterproof sealant clear has the characteristics of UV resistance, high temperature resistance (100°C/212 degrees Fahrenheit) and low temperature (-20°C/minus 60 degrees Fahrenheit), which is anti-cracking and peeling, scratch resistance, UV resistance, crack resistance, corrosion resistance. Resist the rupture caused by extreme climate and building movements and extend the service life.
  • Invisible Aesthetic Protection: The transparent waterproof coating is completely transparent and color-free, maintaining the original texture and beauty of surfaces such as roofs, walls, and bathrooms. Waterproof paint is suitable for various indoor and outdoor materials (concrete, metal, wood, tiles, plastic, etc.).
  • Water-based Environmentally Friendly Formula: Water-based waterproof sealant is environmentally friendly and harmless, non-toxic and odorless, compatible with various scenarios.High solid content, better smooth surfaces to promote penetration, and make windows more beautiful.
  • Indoor and Outdoor Applicability & Construction Convenience: Waterproof sealant is suitable for roofs, basements, pipelines, gardens, and other scenes, supporting brushing, rolling or spraying, and can be cross-applied and cured within 24 hours.
  • Industrial Grade Strength & Flexible Application: Waterproof sealant has a super high elongation rate, forming a flexible rubber coating, replacing traditional tar patches, suitable for flat roofs, metal roofs, and complex joints. Waterproof sealant is a DIY-friendly design, and high cost-effectiveness satisfy professional engineering and home maintenance needs
Show More
8.7
Excellent
Product image 1
Product image 2
Product image 3
Product image 4
8.7
Excellent
YumCraft
2000g Liquid Waterproof Sealant Clear, Anti-Leaking Sealant Agent, Transparent Waterproof Polyurethane Coating Repair Leak Agent for Roofs, Bathroom, Walls, Kitchen, Garden, Indoor & Outdoor Sealer
15% OffFree Shipping
Why we love it
  • Effortless waterproof protection.
  • Flexible and durable application.
  • Eco-friendly and safe formula.
Main Highlights
  • Efficient Waterproof & Long-Lasting Seal: The waterproof sealant can cure quickly within 30 minutes, forming a transparent and dense waterproof membrane. The waterproof coating will be completely cured in 24 hours. It can effectively isolate air, moisture and moisture, prevent leakage and do not change the surface appearance. The stability is enhanced over time, and it can penetrate tiny gaps, adapt to the deformation of the material, and the strength remains unchanged after curing.
  • Excellent Weather Resistance & Aging Resistance: Acrylic Waterproof sealant clear has the characteristics of UV resistance, high temperature resistance (100°C/212 degrees Fahrenheit) and low temperature (-20°C/minus 60 degrees Fahrenheit), which is anti-cracking and peeling, scratch resistance, UV resistance, crack resistance, corrosion resistance. Resist the rupture caused by extreme climate and building movements and extend the service life.
  • Invisible Aesthetic Protection: The transparent waterproof coating is completely transparent and color-free, maintaining the original texture and beauty of surfaces such as roofs, walls, and bathrooms. Waterproof paint is suitable for various indoor and outdoor materials (concrete, metal, wood, tiles, plastic, etc.).
  • Water-based Environmentally Friendly Formula: Water-based waterproof sealant is environmentally friendly and harmless, non-toxic and odorless, compatible with various scenarios.High solid content, better smooth surfaces to promote penetration, and make windows more beautiful.
  • Indoor and Outdoor Applicability & Construction Convenience: Waterproof sealant is suitable for roofs, basements, pipelines, gardens, and other scenes, supporting brushing, rolling or spraying, and can be cross-applied and cured within 24 hours.
  • Industrial Grade Strength & Flexible Application: Waterproof sealant has a super high elongation rate, forming a flexible rubber coating, replacing traditional tar patches, suitable for flat roofs, metal roofs, and complex joints. Waterproof sealant is a DIY-friendly design, and high cost-effectiveness satisfy professional engineering and home maintenance needs
Show More

We scanned 1298 products

We reviewed these offers relevant to the Liquid Rubber Waterproof Sealant 1 Gallon within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Elecoman, Qiveaory, Liquid Jacket, Liquid Rubber, Ames, Resincoat, SIRAMICO COATINGS, YumCraft, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.
For the best Liquid Rubber Waterproof Sealant 1 Gallon in the market, we considered we took a deep dive into 6491 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that: