Although some roof sealants will be effective on virtually any type of roof, most sealants are formulated to work with specific roofing materials. Depending on the product, roof sealants can provide a protective seal against moisture and sun exposure and can repair minor leaks before the leak creates serious damage. Roof sealants serve two main purposes: to protect your roof and to repair your roof.

The following considerations can help take the guesswork out of determining the best roof sealant for you. In order to narrow down the choices, it helps to review and compare the characteristics of roof sealants. With so many roof sealants on the market, it can be difficult to choose the best one for your specific needs. Photo: What to Consider When Choosing the Best Roof Sealant

BEST FOR FLASHING: Loctite PL S30 Black Roof and Flashing Sealant.

BEST FOR METAL ROOFS: LR Liquid Rubber Color Waterproof Sealant.

BEST FOR FLAT ROOFS: Rubberseal Liquid Rubber Waterproofing Coating.

BEST FOR RV ROOFS: LR Liquid Rubber RV Roof Coating – Solar Reflective.

BEST FOR LEAKS: LR Liquid Rubber Peel and Stick Seam Tape.

BEST VALUE: Gorilla Waterproof Patch & Seal Tape.

BEST OVERALL: LR Liquid Rubber Waterproof Sealant – Multi-Surface.

If you need to repair your roof or want to extend the life of your roof, keep reading to learn how to choose some of the best roof sealants for a variety of roofing materials. While some sealants are capable of sealing small and isolated leaks, others can help create a virtually impenetrable barrier against water and sun over an entire roof. In some cases, the damage could create the need for a new roof.īy filling any small gaps with roof sealants, DIYers can make protecting and repairing a roof an easier and more affordable task. When this happens, small leaks and penetrations can let in moisture that could result in expensive damage.

While they are designed for rough conditions, the daily exposure to sun, rain, hail, or snow will eventually degrade even the toughest roofs. Roofs are designed to withstand an impressive onslaught of extreme weather.

Blackjack waterproofing and seam tape