10 Best silicone roof sealants of 2025

Save up to 16% off

Best Choice

1

Countryman Coatings
Countryman Coatings 100% Silicone Roof Coating - Restore Your Roof in a Day - Seal Leaks, Cracks, Seams, Penetrations - Adheres to All Surfaces (4.75 Gallon, White)
Main highlights

Versatile Application
Countryman Coatings Silicone Roof Coating adheres to various surfaces without primer, ensuring strong adhesion and long-lasting protection.

Energy Efficiency
Reflects 90% of UV rays, reducing energy costs by up to 20% for cooler buildings.

Ease of Use
Highly praised for easy application and beautiful, smooth finish, even on complex surfaces.
Key specs
- Water Resistance:True
- Dimensions:12.5 x 12.5 x 15 inches
- Features:UV Resistant
- Material:Silicone, Urethane
- Application:Roof coating
9.8

Exceptional

Our Rating

9.5
worth the money

9.3
Simple to use
How do we rank?

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Value for Money

2

Marlin Coatings
100% Silicone Roof Sealant - Self Leveling - Complete Waterproofing - Easy One Coat Application - Designed for Your RV, Camper, Trailer, Commercial Building… (5 Gallon, White)

13% Off
Main highlights

Long-lasting Silicone Protection
100% silicone formulation ensures durability, resisting UV exposure and ponding water.

Versatile Application
Ideal for RVs, campers, trailers, and commercial buildings with various roof types.

Easy Application Process
Customers praise its thick consistency and easy application with brushes or rollers.
Key specs
- Water Resistance:Completely waterproof
- Dimensions:14.5 x 10.8 x 10.7 inches
- Features:UV resistant, reflective
- Material:100% Silicone
- Application:Single coat, brush, roll, spray
9.7

Exceptional

Our Rating
3

DAP

DAP Ultra Clear Roof Waterproof Rubberized Sealant, Crystal Clear, 10.1 Oz (7079818395)
9.6

Exceptional

Our Rating
4

Gorilla
10oz Clear Sealant
Main highlights

Seals Out Water Air Moisture
Provides a waterproof, airtight seal that prevents leaks and drafts.

Ideal for Indoor Outdoor Use
Perfect for sealing windows, showers, and tiles in any weather.

Highly Praised for Durability
Customers love its long-lasting performance without yellowing or cracking.
9.5

Excellent

Our Rating

9.5
Water tight

8.9
Attachment

8.7
worth the money
5

Countryman Coatings

Countryman Coatings - 100% Silicone Roof Coating Restore Your Roof in a Day Seal Leaks, Cracks, Seams, Penetrations Adheres to All Surfaces (1 Quart, White)
9.4

Excellent

Our Rating
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6

Liquid Rubber
Liquid Rubber Silicone Roof Coating - UV-Reflective, No Primer Needed, One-Coat Sealant for Flat, Sloped, Metal, Wood, Concrete, EPDM, and TPO Roofs, White, 1 Gallon
Main highlights

Multi-Use Roof Sealant
Effective on flat, sloped, metal, wood, and concrete roofs.

Ideal for Touch-Ups
Perfect for post-winter touch-ups and sealing problem areas.

Praised for Easy Application
Goes on smoothly and dries without imperfections.
Key specs
- coverage:1 gallon per 50 sq ft
- item form:Liquid
- size:8.78 x 8.23 x 7.32 inches
- surface:Flat and sloped roofs
- material:Silicone
9.3

Excellent

Our Rating
7

Geocel
GEOCEL GC55103 4500 Roof Bonding Sealant, 10 Ounce Cartridge, Black
Main highlights

Flexible_Non_Flammable_Sealant
This sealant remains flexible and is non-flammable, making it suitable for a variety of surfaces including asphalt and metal.

Versatile_Surface_Compatibility
Ideal for use on roofs, concrete, wood, and more, providing a reliable seal on multiple building substrates.

Easy_Application_Praised
Customers frequently highlight its ease of application and excellent bonding capability as standout features.
9.0

Excellent

Our Rating

9.7
Attachment

9.3
Simple to use

8.9
worth the money
8

BEEST
BEEST RV Roof Coating Silicone White, 1 Gal Covers up to 33.5 sq ft (2 Coat)| Liquid Rubber RV Roof Sealant for Trailer, Camper & Metal Building - Elastomeric Repair Coating, EPDM, TPO sealer, sealant

15% Off
Main highlights

Flexible UV Resistant Sealant
Ultra strong, flexible, and UV stable to protect roofs.

Ideal for Multiple Surfaces
Perfect for RVs, campers, metal roofs, and more.

User-Friendly Application
Easy to apply and durable, praised for stopping leaks.
Key specs
- Water Resistance:Waterproof
- Dimensions:3.5 x 3.5 x 8 inches
- Features:UV resistant, flexible
- Material:Silicone
- Application:Brush, roller, sprayer
8.9

Very Good

Our Rating
9

STUBDL
Henry Pro Grade 988 Silicone White Roof Coating
Main highlights

Quick Rain Protection
Rain safe in just 15 minutes, perfect for unpredictable weather.

Versatile Use
Ideal for roofs needing ponding water resistance and rainwater catchment.

UV and Reflectivity
Superior UV resistance and reflectivity are frequently praised by users.
Key specs
- floor area:1.5 gallons per square
- special feature:Rain safe in 15 minutes
- capacity:4.75 Gallon
- wattage:N/A
- operation mode:N/A
8.8

Very Good

Our Rating
10

Ziollo
Ziollo RV Flex Repair 100% Silicone RV Roof Sealant - Premium Leak Repair & Waterproofing for Motorhomes, Trailers, and Campers - One Coat, No Priming Needed, 1 Gallon

16% Off
Main highlights

Lifetime Warranty and Quality Assurance
Ziollo RV Flex Repair offers unmatched quality and a lifetime warranty, ensuring long-lasting roof protection for your RV.

Efficient Roof Restoration Solution
Ideal for restoring and waterproofing RV roofs in one weekend with easy application on multiple surfaces.

Highly Praised Durability and Flexibility
Customers commend its thick, waterproof, and flexible coating that withstands weather and prevents leaks effectively.
8.7

Very Good

Our Rating

9.9
Attachment

9.7
lasts a long time

9.7
Simple to use

10 Best silicone roof sealants of 2025

1

Countryman Coatings 100% Silicone Roof Coating - Restore Your Roof in a Day - Seal Leaks, Cracks, Seams, Penetrations - Adheres to All Surfaces (4.75 Gallon, White)

9.5

9.3

How do we rank?

How do we rank?

Analyzing top stores

2

100% Silicone Roof Sealant - Self Leveling - Complete Waterproofing - Easy One Coat Application - Designed for Your RV, Camper, Trailer, Commercial Building… (5 Gallon, White)

3

DAP Ultra Clear Roof Waterproof Rubberized Sealant, Crystal Clear, 10.1 Oz (7079818395)

4

10oz Clear Sealant

9.5

8.9

8.7

5

Countryman Coatings - 100% Silicone Roof Coating Restore Your Roof in a Day Seal Leaks, Cracks, Seams, Penetrations Adheres to All Surfaces (1 Quart, White)

6

Liquid Rubber Silicone Roof Coating - UV-Reflective, No Primer Needed, One-Coat Sealant for Flat, Sloped, Metal, Wood, Concrete, EPDM, and TPO Roofs, White, 1 Gallon

7

GEOCEL GC55103 4500 Roof Bonding Sealant, 10 Ounce Cartridge, Black

9.7

9.3

8.9

8

BEEST RV Roof Coating Silicone White, 1 Gal Covers up to 33.5 sq ft (2 Coat)| Liquid Rubber RV Roof Sealant for Trailer, Camper & Metal Building - Elastomeric Repair Coating, EPDM, TPO sealer, sealant

9

Henry Pro Grade 988 Silicone White Roof Coating

10

Ziollo RV Flex Repair 100% Silicone RV Roof Sealant - Premium Leak Repair & Waterproofing for Motorhomes, Trailers, and Campers - One Coat, No Priming Needed, 1 Gallon

9.9

9.7

9.7

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