What to Know Before Installing a New Roof: A Guide from Your Roofing Contractors

Roof repair cost for your roof leak and roof waterproofing

Important Considerations Before Installing a New Roof

When your roof reaches the end of its life, it’s natural to have plenty of questions. You might wonder how long the installation process will take or what will happen if the contractors discover unforeseen damage. By understanding the roof installation process, you can feel more confident and relaxed knowing your roof is in capable hands.

The Roofing Installation Timeline

From the time you schedule your roof installation to the project’s completion, the entire process typically takes between 1 to 14 days. Several factors influence this timeframe, such as the size of your roof, the type of roofing materials required, and even the season in which you choose to install it.

Once the work begins, you can expect the roof to be installed within 3 to 5 days. However, this timeline may fluctuate if your contractors encounter problems, such as hidden damage that wasn’t visible until the old roof was removed.

Removing Your Old Roof: What to Expect

Before installing your new roof, the old one needs to be completely removed, down to the rafters. This process starts from the ridge line at the top and works downwards. Roofing contractors typically only remove as much of the old roof as they can replace in a day, ensuring that no portion of your home is left exposed overnight.

Your contractors will aim to keep the process as clean and unobtrusive as possible, preventing debris from littering your property. In some cases, tarps may be used to collect and remove debris, and care is taken to avoid damaging your lawn or garden during this process. If asbestos is found, certified removal procedures will be followed to ensure safe disposal.

Hidden Problems During Roof Installation

While contractors do their best to identify any issues before removing the roof, some problems can only be discovered after the old roofing materials are taken off. This might include issues like rotting or sagging support beams (batons or purlins), which weren’t visible beneath the roof sheets.

If any problems are found, your contractors will thoroughly discuss repair options with you before moving forward with the project.

Installing Sisilation Underlayments

Before laying the new roof sheets, roofing contractors install a sisilation underlayment—a woven material coated with reflective aluminum. This layer helps manage condensation and prevents water from penetrating the ceiling, offering additional protection to your home.

Special Attention to Roof Penetrations

Anytime there is a break or penetration in your roof—like chimneys, skylights, or vent stacks—there is a higher risk of leaks. Each penetration requires individual treatment with proper sealing techniques, such as sisilation, flashing, caulking, or torch-on membrane, to ensure it remains watertight.

Chimneys, for example, come in various materials and may require different solutions to ensure proper waterproofing.

Protecting Roof Valleys

Roof valleys are another vulnerable area when it comes to potential leaks. Since valleys channel water from different angles, they must be carefully managed by your contractors. They are usually V-shaped and interlaced with roof sheets to guide water safely away from your roof, reducing the risk of leaks. Valley sheets are available in various materials, such as aluminum, galvanized steel, or Zincalume, depending on your roofing needs.

Roof Ridge Options

High-profile ridges can significantly enhance the appearance of your roof, creating a striking aesthetic addition to your home. These ridges are designed to highlight the shape of your roof while also protecting the structure from water penetration.

FAQ Section

1. How long does it take to install a new roof?

The installation process usually takes about 3 to 5 days once the work begins, though the entire project—from scheduling to completion—can take anywhere from 1 to 14 days. This depends on factors such as roof size, material availability, and weather conditions.

2. What happens if unexpected damage is found during installation?

If contractors uncover hidden issues, such as rotting wood or damaged beams, they will consult with you immediately. You’ll be given detailed options for addressing the problem, so you can make an informed decision before any additional work proceeds.

3. How do you ensure my property remains clean during roof installation?

We take several measures to protect your home and yard during roof removal and installation. Tarps are often used to collect debris, and we ensure that your lawn and garden are not damaged by materials or equipment. We also make sure no part of your roof is left uncovered at the end of each workday.

Conclusion: Your Trusted Roofing Solution

Get Expert Roof Installation with TT Waterproofing

If you’re dealing with a leaking or damaged roof, don’t wait until the problem gets worse. TT Waterproofing has built a reputation as a trusted leader in roofing and waterproofing services across Gauteng. With our expert team, reliable solutions, and dedication to customer service, we make the entire roofing process seamless and stress-free.

Need help with your roof? Call TT Waterproofing today at 078 057 9663 or visit us at 6 Sebopa St, Mamelodi – RD5, Pretoria, 0122, for a free consultation!

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