9 Best roof sealant in Canada

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Last Updated - 2026/02/04

Best Choice

01
Liquid Rubber

Liquid Rubber RV Roof Coating - Solar Reflective Sealant for Trailer and Camper Leak Repair and Maintenance, Waterproof and Durable. Brilliant White, 5 Gallon

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9.9 Simple to clean

9.7 Simple to use

9.7 Water Resistant
Main highlights

WEEKEND PROJECT SOLUTION: Achieve professional RV roof repair results in just one weekend with our easy 3-step system (Liquid Rubber RV Smart Cleaner, Liquid Rubber EPDM & TPO Primer, Liquid Rubber RV Roof Coating) - no special tools required! Simply apply with brush, roller or sprayer between 50°F-90°F(10°C-32.2°C) for a brilliant white, durable roof sealant waterproof membrane
WATER BASED FORMULA: Our, zero VOC, water-based technology safely seals RV roofs without harmful solvents - store sealed containers above freezing for future touch-ups. Perfect for RV roof repair, camper roof maintenance, and motorhome waterproofing, ensuring weather-resistant performance
VERSATILE MULT-SURFACE SYSTEM: Designed to work with EPDM, TPO, Fiberglass, and aluminum Roofs, skylights, RV vent covers, and camper awning components as part of a complete RV roof sealing system. This liquid rubber coating pairs with Liquid Rubber EPDM Primer for enhanced adhesion on EPDM and TPO surfaces., delivering durable, leak-proof coverage.
TRUSTED DURABILITY: We stand behind our RV roof sealant with 10 years of protection, ensuring long-lasting performance when applied as directed
MAXIMUM COVERAGE & PERFORMANCE: Rolls on like paint - Apply 1 gallon for every 50 sq ft to achieve your final recommended thickness. 1 - 5G pail will cover a 30 foot RV; be sure to use up all material - For complete protection, use with Liquid Rubber Lap Sealant, and Liquid Rubber Seam Tape on joints, vents, skylights and transitions where movement may occur, creating a watertight system compatible with all camper roofs
FLEXIBLE WATERPROOF MEMBRANE: Our professional-grade RV roof sealant creates a flexible seal, preventing leaks and water damage while maintaining flexibility in all temperatures - perfect for travel trailers, campers, pop up campers, rv’s, and for keeping your trailer’s interior dry all year long
COMPLETE ROOF PROTECTION SYSTEM: This elastomeric roof coating with heat reflective properties surpasses basic rubber roof repair kits by providing unmatched solar reflective performance that reduces heat absorption, lowering interior temperatures, saving costs on your heating bills and extending your RV roof's lifespan
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9.8

Exceptional

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
02
Liquid Rubber

Liquid Rubber Waterproof Sealant – DIY Leak Repair Coating for Flat, Metal & Low Slope Roofs, Foundations, Gutters & More – Flexible Protective Membrane - Black - 5 Gallon

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9.5 Simple to use

8.9 lasts a long time

8.7 worth the money
Main highlights

WATER-BASED ADVANCED FORMULA - Unlike harsh roof tar or solvent-based products, our water-based formula contains no VOCs or harmful odors, making it perfect for indoor and outdoor use. Doesn't damage foam insulation or sensitive materials. Perfect for waterproofing projects in confined spaces
USED BY PROFESSIONALS & DIYers ALIKE - With millions of gallons sold, Liquid Rubber is the go-to choice for contractors, property managers, and homeowners tackling projects from roof leak fixes to basement waterproofing. Our high-performance formula delivers professional results whether you're an experienced pro or a first-time DIYer
SUPERIOR FLEXIBILITY & DURABILITY - With over 950% elongation, this waterproof sealant maintains adhesion even with building movement and temperature changes. Our sealant is designed to resist cracking, peeling, and UV damage. Creates a flexible rubberized coating that delivers long-lasting protection
PROFESSIONAL COVERAGE SPECIFICATIONS - Brush, roll or spray on - For flat/low slope roofs & standing water surfaces: 1 gallon covers 15 sq ft (3-4 heavy coats to achieve 60-80 mil membrane). For vertical surfaces like foundations: 1 gallon covers 30 sq ft (2-3 heavy coats for 30 mil membrane). Ideal for both roof repair and preventative maintenance applications
PREMIUM ADHESION TECHNOLOGY - Superior adhesion to most building materials including metal, concrete, wood, and more. This hardware sealer can remain tacky after curing - NOT suitable for walking surfaces such as walkways, patios or decks. Use for waterproofing applications where foot traffic where foot traffic is minimal or not needed
INDUSTRIAL STRENGTH BITUMEN FORMULA - Create a seamless waterproof membrane on flat roofs, metal roofs, low slope roofs, foundations, gutters, concrete surfaces, planter boxes, and more. Our premium liquid rubber forms a durable barrier against water infiltration where other sealants fail. Superior alternative to traditional roof tar or patch products
ENGINEERED WATERPROOFING SYSTEM - For maximum protection, use with Liquid Rubber Seam Tape or Geo-Textile to bridge joints, seams, vents, skylights, and protrusions where movement may occur. Creates a comprehensive waterproofing system for long-lasting leak repair and prevention on your roof, basement, or foundation
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9.7

Exceptional

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03
Gorilla

Gorilla Waterproof Patch & Seal Spray, Flexible Rubberized Coating, Seals Out Water Air & Moisture, Stops & Prevents Leaks, Black, 16oz/453g, (Pack of 1)

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8.9 Long life

8.7 Simple to use

8.2 Water Resistant
Main highlights

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)
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
PAINTABLE: Works with both latex and oil based paint; When coating with oil based paint, use a primer first before painting
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
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9.5

Excellent

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Value for Money

04
Liquid Rubber

Liquid Rubber Waterproof Sealant – DIY Leak Repair Coating for Flat, Metal & Low Slope Roofs, Foundations, Gutters & More – Flexible Protective Membrane - Black - 1 Gallon

Free Shipping

9.3 Simple to use

8.7 worth the money

8.7 lasts a long time
Main highlights

WATER-BASED ADVANCED FORMULA - Unlike harsh roof tar or solvent-based products, our water-based formula contains no VOCs or harmful odors, making it perfect for indoor and outdoor use. Doesn't damage foam insulation or sensitive materials. Perfect for waterproofing projects in confined spaces
USED BY PROFESSIONALS & DIYers ALIKE - With millions of gallons sold, Liquid Rubber is the go-to choice for contractors, property managers, and homeowners tackling projects from roof leak fixes to basement waterproofing. Our high-performance formula delivers professional results whether you're an experienced pro or a first-time DIYer
SUPERIOR FLEXIBILITY & DURABILITY - With over 950% elongation, this waterproof sealant maintains adhesion even with building movement and temperature changes. Our sealant is designed to resist cracking, peeling, and UV damage. Creates a flexible rubberized coating that delivers long-lasting protection
PROFESSIONAL COVERAGE SPECIFICATIONS - Brush, roll or spray on - For flat/low slope roofs & standing water surfaces: 1 gallon covers 15 sq ft (3-4 heavy coats to achieve 60-80 mil membrane). For vertical surfaces like foundations: 1 gallon covers 30 sq ft (2-3 heavy coats for 30 mil membrane). Ideal for both roof repair and preventative maintenance applications
PREMIUM ADHESION TECHNOLOGY - Superior adhesion to most building materials including metal, concrete, wood, and more. This hardware sealer can remain tacky after curing - NOT suitable for walking surfaces such as walkways, patios or decks. Use for waterproofing applications where foot traffic where foot traffic is minimal or not needed
INDUSTRIAL STRENGTH BITUMEN FORMULA - Create a seamless waterproof membrane on flat roofs, metal roofs, low slope roofs, foundations, gutters, concrete surfaces, planter boxes, and more. Our premium liquid rubber forms a durable barrier against water infiltration where other sealants fail. Superior alternative to traditional roof tar or patch products
ENGINEERED WATERPROOFING SYSTEM - For maximum protection, use with Liquid Rubber Seam Tape or Geo-Textile to bridge joints, seams, vents, skylights, and protrusions where movement may occur. Creates a comprehensive waterproofing system for long-lasting leak repair and prevention on your roof, basement, or foundation
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9.4

Excellent

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05
Tufinein

Transparent Waterproof Coating, TUFINEIN 35oz Invisible Waterproof Agent Water-Based Sealant Clear Indoor & Outdoor Anti-Leakage Sealant Roofs, Walls, Garden, Terraces

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Main highlights

Waterproof Anti-Leakage Agent: Outdoor clear sealant multi-layer application will form a transparent waterproof membrane that will not change the surface texture or color. It ensures the aesthetics of the item while effectively preventing leakage
Not suitable for long-term water immersion areas such as swimming pools, ponds, and bathrooms
Multi-Scene Sealing and Waterproofing: Clear waterproof sealant is used for indoor and outdoor concrete structures, brick walls, metal, wood materials, etc. Roofs, walls, basements, sheds, gardens, gutters, skylights, pipes, chimneys, window sills, etc
Long-Lasting Waterproofing Effect: Waterproof glue sealant clear is easy to apply, has good film-forming properties and resists deformation of the substrate. Self leveling waterproof sealant covers and penetrates small gaps and cracks, providing an effective seal
Invisible Waterproof Adhesive: High resin content, better adhesion. High solid content, no sagging, better smooth surface to promote penetration. Waterproof and durable, low temperature resistant, heat-resistant, saving maintenance time
Highly Effective Waterproofing and Anti-Leakage: Liquid waterproof sealant is a water-based coating, waterproof agent cures to form a dense waterproof membrane that effectively insulates against air, water and moisture. The waterproof coating becomes more stable over time
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9.3

Excellent

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06
Wadities

RV Roof Waterproof Flexible Sealant, Wadities 105oz White Solar Reflective Sealant, Self Leveling Lap Adhesive Caulking for Campers, Trailers, Motorhomes, Marine Leak Repairs

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Main highlights

HIGH PERFORMANCE & LOW ODOR - Wadities solar reflective sealant for rv roofs uses hybrid technology bonds nearly everything to everything in any weather condition. Can withstand strong vibrations and extreme temperature fluctuations. Camper roof sealant Low odor and low VOC.
FLEXIBLE RV ROOF SEALANT - Solar reflective, cool roof & UV resistant, offer 1000% flexibility, create a secure seal along RV roof edges, air vents and more, and is UV Stable stopping the sun from degrading the product.
EASY TO USE & CONVENIENT STORAGE - This self leveling lap sealant white comes in a no waste resealable pouch, easy to store for multiple use. With cuttable caulking nozzle, pumps out easily without getting your hands dirty. If you don't use it all, you can store it with the lid back on.
COVERAGE & FAST CURING- Apply a minimum final area of 105oz/21.5 sq. ft. (thick-layer coat). RV flexible repair caulking can fast curing and repair of cracks in a short period of time, fully cured in 4h at room temperature (73.4℉) and 24 hours at low temperature (14℉).
ALL PURPOSE ADHESIVE – RV sealant caulking compatible with EPDM and TPO sheeting, adheres to aluminum, brass, steel, glass, mortar, wood, PVC, and TPV. Surfaces other than EPDM rubber can be used without primer. Ideal for motorhomes, trailers, campers, metal Building, roofing, Marine maintenance repair.
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9.2

Excellent

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07
Dicor

Dicor 501LSW-1 Epdm Self-Leveling Lap Sealant-10.3 Oz. Tube, White, 10.3 Fluid_Ounces (Packaging May Vary)

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9.7 Simple to use

9.5 worth the money
Main highlights

Item expires 2 years after manufacturers stamped date
Creates a secure, secondary seal along the roof's edges, air vents, vent pipes and screw heads
Compatible with EPDM and TPO sheeting
Color: White
Adheres firmly to aluminum, mortar, wood, vinyl, galvanized metal, fiberglass and concrete
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9.1

Excellent

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08
Liquid Rubber

Liquid Rubber RV Roof Sealant- Professional-Grade Solar Reflective Flexible Waterproof Membrane Coating for EPDM, TPO, Fiberglass & Aluminum Camper & Travel Trailers- 1 Gallon

Free Shipping

9.9 lasts a long time

9.5 Simple to clean

9.3 Simple to use
Main highlights

WEEKEND PROJECT SOLUTION: Achieve professional RV roof repair results in just one weekend with our easy 3-step system (Liquid Rubber RV Smart Cleaner, Liquid Rubber EPDM & TPO Primer, Liquid Rubber RV Roof Coating) - no special tools required! Simply apply with brush, roller or sprayer between 50°F-90°F(10°C-32.2°C) for a brilliant white, durable roof sealant waterproof membrane
WATER BASED FORMULA: Our, zero VOC, water-based technology safely seals RV roofs without harmful solvents - store sealed containers above freezing for future touch-ups. Perfect for RV roof repair, camper roof maintenance, and motorhome waterproofing, ensuring weather-resistant performance
VERSATILE MULT-SURFACE SYSTEM: Designed to work with EPDM, TPO, Fiberglass, and aluminum Roofs, skylights, RV vent covers, and camper awning components as part of a complete RV roof sealing system. This liquid rubber coating pairs with Liquid Rubber EPDM Primer for enhanced adhesion on EPDM and TPO surfaces., delivering durable, leak-proof coverage.
TRUSTED DURABILITY: We stand behind our RV roof sealant with 10 years of protection, ensuring long-lasting performance when applied as directed
MAXIMUM COVERAGE & PERFORMANCE: Rolls on like paint - Apply 1 gallon for every 50 sq ft to achieve your final recommended thickness. 1 - 5G pail will cover a 30 foot RV; be sure to use up all material - For complete protection, use with Liquid Rubber Lap Sealant, and Liquid Rubber Seam Tape on joints, vents, skylights and transitions where movement may occur, creating a watertight system compatible with all camper roofs
FLEXIBLE WATERPROOF MEMBRANE: Our professional-grade RV roof sealant creates a flexible seal, preventing leaks and water damage while maintaining flexibility in all temperatures - perfect for travel trailers, campers, pop up campers, rv’s, and for keeping your trailer’s interior dry all year long
COMPLETE ROOF PROTECTION SYSTEM: This elastomeric roof coating with heat reflective properties surpasses basic rubber roof repair kits by providing unmatched solar reflective performance that reduces heat absorption, lowering interior temperatures, saving costs on your heating bills and extending your RV roof's lifespan
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9.0

Excellent

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09
PAULINN

PAULINN Black Silicone Sealant,100% Waterproof Silicone Adhesive Caulk for Rv Marine Home Window Roof Door Kitchen Bathroom Bathtub Shower Auto Leak Seal, 10.2 Oz, 1 Pack
Main highlights

QUICK SETTING & CURING: Caulking sealant surface dries in 30 minutes, sets up firmly and fully cures in 48 hours; Ready for exposure to extreme heat or heavy rain; Withstand strong vibrations and extreme temperature(-122°F to +302°F) fluctuations after curing
NOT SHRINK & CRACK: The black silicone caulk features excellent adhesion and maintains long-lasting flexibility; Won't shrink or crack even when constantly exposured to extreme weather (+40°F to +104°F), including cold, heat, UV, or constant raindrops. Great for sealing or repairing home window, door frames, kitchen sink, bathroom shower tub bath doors, RV, car, marine, plumbing, etc
NO ODOR: Our black caulk is weatherproof and has no chemical odor. Our bathroom caulk cures evenly, is safe and contains no VOC
LONG-LASTING: PAULINN's black silicone sealant is lab-tested to prevent black spots and stains caused by weather, leaks, drips and heat; Lasts up to 15 years
100% WATERPROOF: 100% silicone formula offers ultimate protection against water damage, leaks, drips, UV, extreme heat, and pressure. PAULINN silicone sealant can be used both indoors and outdoors. Widely works on most surfaces such as metal, tile, ceramic, stone, wood, glass
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8.8

Very Good

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