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Waterproofing

Roofing contractor sealing edges with waterproofing tape in Hidden Hills.

What Is Waterproofing

Roof waterproofing is a protective process that creates a seamless barrier across your roofing surface, preventing water from penetrating the structure. Especially for flat roofs and low-slope systems, waterproofing is essential for guarding against leaks, moisture buildup, and long-term structural damage.

We provide expert waterproofing solutions that are custom-tailored to your roof type and building needs. Whether you’re protecting a residential home, commercial space, or new construction, our waterproofing systems are designed to perform in California’s dry heat, sudden downpours, and UV-intense conditions.

Benefits of Waterproofing

A properly waterproofed roof is more resistant to weather damage, heat, and aging—helping to extend the lifespan of your entire roofing system. It also improves energy efficiency by reflecting UV rays and reducing the heat absorbed into your home, ultimately lowering your cooling costs. Because waterproofing minimizes moisture intrusion, it also cuts down on the likelihood of mold, mildew, and internal water damage, making your property safer and more comfortable. By preventing recurring issues, you reduce the need for frequent repairs, saving time and money over the years.

Why you might need Waterproofing

If your roof experiences regular pooling after rain, visible cracks, peeling layers, or signs of moisture on the interior ceiling or walls, it may be time to consider waterproofing. Even without active leaks, many flat and low-slope roofs begin to deteriorate over time due to sun exposure and environmental stress. Soft spots on the roof, bubbling beneath the surface, or areas that have been patched multiple times may all indicate that the roof’s protective barrier has weakened. If your roof has never been waterproofed—or if it has been more than a few years since the last treatment—an inspection can help determine if your system needs reinforcement.

Los Angeles roofing contractor smiling on the job during residential roof installation.

Why Hidden Hills Roofing

We Don't Cut Corners

We do not believe in quick fixes or cutting corners. With over two decades of experience, we have built a reputation for doing things the right way—from the first call to the final nail. We are:

Our team combines years of hands-on experience with a strong commitment to quality and service. When you work with us, you are choosing a team that values your time, your investment, and your peace of mind. Book an inspection with Hidden Hills Roofing today and let’s get started with your project!