10 Best roof sealant in Canada

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Last Updated - 2025/05/11

Best Choice

01
Ziollo

Ziollo RV Flex Repair 100% Silicone RV Roof Sealant - Premium Leak Repair & Waterproofing for Motorhomes, Trailers, and Campers - One Coat, No Priming Needed, 5 Gallons

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Main highlights

WITHSTANDS THE HARSHEST CLIMATES: RV Flex Repair can brave the toughest conditions on Earth. Its highly durable and highly reflective, keeping interiors cool and comfortable while lowering energy usage
SAVE TIME, MATERIAL AND MONEY: Protect against leaks, with maximum coverage while minimizing time and effort. Ziollo’s RV Flex Repair, goes on in one application and provides full coverage for every inch of your trailer or camper with no need to repeat coats
PREMIUM SILICONE COATING: With our revolutionary silicone formula, Ziollo’s RV Flex Repair forms a permanent, watertight barrier to protect your RV roof. Our premium Silicone sealant surpasses standard coatings on the market and works on all types of RV roofs
LIFETIME PROMISE TO KEEP YOU GOING: Ziollo's RV Flex Repair comes with an unmatched, lifetime promise. We stand behind our products 100%, and our unmatched, best in the business promise ensures your RV will remain protected throughout its lifetime. Travel care-free, knowing that you're covered by Ziollo
FORGET THE HASSLE OF PRIMING: Ziollo’s RV Flex Repair requires no primer for an easy to apply solution. While primer can help adhesion for best results, we find our moisture cure formula can bond directly to most surfaces right out of the container
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9.6

Exceptional

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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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9.5

Excellent

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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), 104058

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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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9.2

Excellent

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Value for Money

04
Geocel

Geocel 4500 ROOF BONDING SEALANT 10 oz Clear Silicone Water Resistant Roof Caulk

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Main highlights

4500 ROOF BONDING SEALANT 4500 10 oz
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9.1

Excellent

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05
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

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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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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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8.9

Very Good

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07
Tufinein

TUFINEIN Rubber Liquid Waterproof Sealant, Patch & Seal Coating, Quick Drying Paint for Multi-Surface Leak Repair, Basements, Concrete, RV Roof (Neutral Gray, 35 oz)

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Main highlights

Waterproof Paint Sealer Easy to Apply: Rubber coating can be applied with a brush, roller, trowel or pour. Liquid roof coating is self-leveling and smoothly covers small gaps and cracks, ensuring a watertight seal
Roof Sealant Waterproof Multi Surface Leak Repair: Rubber sealant coating is suitable for waterproofing concrete materials, metal materials, and other materials. Walls, basements, chimneys, roofs, sheds, colored steel tiles, skylights, balconies, etc
Roof Leak Repair Sealant Excellent Water Repellent Properties: Waterproofing sealant cures in static water and does not react with water. For regular surfaces, a thick coat is sufficient. Highly absorbent surface, apply twice with a 6-hour interval
Metal Roof Sealant Waterproof & Protection: With good adhesion, forming a dense waterproof membrane, wear-resistant, resistant to high and low temperature. Roof sealer waterproof need to make sure that the surface is free of grease and dust
Liquid Sealer Waterproof Isolate Water, Air and Moisture: Waterproof glue sealant 2-4 hours fast drying, can be applied on wet surfaces. Rubber sealant with elasticity and ductility, effective resistance to deformation of the substrate
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8.8

Very Good

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08
BEBOBLY

BEBOBLY RV Roof Sealant, Self Leveling Lap Caulk White, RV Caulking Waterproof, Flexible & Non-Cracking, Lap Sealant for Camper, Trailer & Motorhome Roof Repair, Secure Odorless, 1 Pack

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Main highlights

WIDE APPLICATION : Bonding with various surfaces, including EPDM, TPO, PVC, Aluminum, brass, steel, glass, mortar, wood, etc. RV self leveling roof sealant meets the different needs of the camper or trailer roof surfaces, or easily patches large cracks elsewhere in your RV.
WATERPROOF SEAL: BEBOBLY lap sealant for rv roofs is strong adhesion and waterproof, forming a solid seal at gaps, no need to worry about water leaking from the roof of the RV or house. It also features excellent resistance against UV rays to extend the life of your investment.
SELF-LEVELING LAP SEALANT: Our roof sealant is designed for RV roofs. Its self-leveling property makes it easy to use on horizontal applications. It will self-level within 30 seconds, forming a flat surface from a linear shape to better cover and seal the gap, so whether you're an experienced RV owner or a novice, you can easily apply this sealant to your roof.
HIGHLY FLEXIBLE & DURABLE: Over 300% elongation preventing cracking from thermal expansion and adhesion failure. Trust in a non-shrinking, non-cracking and no odor formula that stays remarkably flexible over time. Making long-lasting life ensures that you have no trouble about resealing or replacing your caulking for years to come.
ALL-WEATHER PERFORMANCE: High heat and humidity are no match for this car sealant. It is also UV Stable won’t degrade due to sun exposure. It will remain stable for a long time even in extreme weather conditions 41° F to 82° F. Keep your RV secure for years to come.
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8.6

Very Good

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09
Ziollo

Ziollo RV Flex Repair Caulking Lap Sealant - Self Leveling EPDM Sealant for Rubber Roofs on Motorhomes, Trailers, Campers (White, 4-10 oz Tubes of RV Caulk)

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Main highlights

WEATHER PROTECTION - RV Flex Repair Caulking is an easy application for lasting results with your RV upkeep; Caulk works on a variety of surfaces, including EPDM Rubber Roof, Metal, Wood, and Fiberglass blocking dirt, dust, and moisture
WATERTIGHT SEAL - RV Caulking Sealant prevents leaks with its waterproof and breathable seal that will not shrink and stays flexible
RV ROOF MAINTENANCE - The easiest, most efficient way to complete your RV Roof Restoration in 1 weekend is with the RV Flex Repair System; Compatible with RV Flex Repair Roof Seam Tape and RV Flex Repair 100% Silicone Roof Coating
LIFETIME WARRANTY & GUARANTEE - No other RV product on the market compares to our RV Flex Repair's Quality or Lifetime Warranty
ECO-FRIENDLY PRODUCTS - Ziollo professional-grade RV Flex Repair Caulking Sealant non-hazardous formula is safe to use indoors and outdoors, non-toxic to you, your family, or pets
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8.5

Good

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10
Kohree

Kohree RV Roof Sealant 4 Pack, Self-Leveling Lap Sealant White, RV Caulking Sealant for RV Roofing, Maintenance, Repair

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Main highlights

Wide Application: Bonding with various surfaces, including EPDM, TPO, PVC, Aluminum, brass, steel, glass, mortar, wood, etc. RV self-leveling roof sealant meets the different needs of the camper or trailer roof surfaces, or easily patches large cracks elsewhere in your RV
Waterproof Seal: The lap sealant for rv roofs is strong adhesion and waterproof, forming a solid seal at gaps, no need to worry about water leaking from the roof of the RV or house
Self-Leveling Lap Sealant for RV Roofs: Kohree RV roof sealant has a better self-leveling effect. It will self-level within 30 seconds, forming a flat surface from a linear shape to better cover and seal the gap
Safety: RV lap sealant self-leveling adopts a harmless formula and low odor. It can be used indoors and outdoors, safe for humans and pets
All-Weather Performance: Working Temps: -40° F to 200° F. RV sealant and caulking is elastic and breathable, even if the temperature changes, the surface will not crack. Long-lasting service life, no need to reseal frequently
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8.3

Good

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