Does Roof Sealing Work?

Flat roofer carrying out a roofing service

When it comes to maintaining a home, the roof is one of the most important areas to keep in good shape. Roof sealing is a common solution homeowners consider for protecting their roofs, but does it really work? In this article, we’ll explore what it is, when it’s used, how it’s done, as well as whether it’s a worthwhile investment. To learn more, please keep reading.

What Is Roof Sealing?

Roof sealing involves applying a protective coating to the surface of an existing structure. This coating creates a barrier that helps prevent water from penetrating the roof and protects it from weather damage. Depending on the type of roof and coating used, it can also offer additional benefits such as improved insulation and extending the lifespan of the roof.

Roof sealing

When Is Roof Sealing Used?

Roof sealing is often recommended in certain situations, some of which we have outlined below.

  • Flat Roofs: These roofs are more prone to water pooling, which can lead to leaks. A sealant can help reduce this risk.
  • Older Roofs: Roofs that are starting to show wear and tear may benefit from sealing to provide extra protection.
  • Before Seasonal Changes: Many homeowners choose to seal their roofs before winter to guard against heavy rain, snow, and freezing temperatures.

The Roof Sealing Process

The process is straightforward and usually carried out by a professional. Generally, it’s carried out with four main steps.

  1. Inspection & Cleaning: The roof is inspected for damage and thoroughly cleaned to remove dirt, debris, and any moss or algae.
  2. Repairs: Any cracks, holes, or other issues are fixed before applying the sealant.
  3. Application: The sealant is applied evenly across the roof. This can be done with brushes, rollers, or sprayers, depending on the type of sealant.
  4. Drying Time: The sealant needs time to dry and cure, which can vary depending on weather conditions and the product used.

Does Roof Sealing Really Work?

The effectiveness largely depends on the condition of the roof and the quality of the sealant. For many homeowners, sealing provides noticeable benefits, some of which we have outlined below.

Leak Prevention

A properly applied sealant can help stop leaks before they start.

Weather Protection

Sealants shield roofs from rain, snow, and UV rays, reducing wear and tear.

Cost Savings

Sealing can delay the need for costly repairs or replacement by extending the life of your structure.

However, it’s important to remember that roof sealing is not a cure-all. Therefore, if a structure is severely damaged or near the end of its lifespan, sealing alone won’t solve the problem. In such cases, a replacement or major repairs may be necessary.

Why Choose Professional Roof Sealing?

While some homeowners may consider sealing their roof themselves, hiring a professional ensures the job is done correctly and safely. What’s more, experts have the tools and experience to apply the sealant evenly and check for underlying problems that could affect the roof’s performance.

Man coating roof in waterproof sealant

Protect Your Roof With Our Services

If you’re considering roof sealing, our team here at Asphaltic Cornwall can help. We offer our professional services designed to protect your roof and keep your home safe from the elements. To learn more about how we can assist you, simply get in touch today.

Contact Asphaltic Co.

Contact our team for fibreglass roofs in Truro and Cornwall.