Shingle Roof Repair in Los Angeles, CA

Shingle Roof Repair Project in Los Angeles, CA

At 15268 Burton St, Los Angeles, CA 91402, Roof Replacement Inc completed a full shingle roof repair on a residential property, addressing deteriorated decking, worn underlayment, and compromised penetration flashings across a multi-section hip-and-gable roof. The finished roof features new architectural asphalt shingles in a charcoal gray tone, installed over fresh synthetic underlayment and new OSB sheathing where the old decking required replacement. The result is a clean, watertight roof with properly integrated ridge vents, pipe boot flashings, and skylight curbs throughout.

Photos from earlier in the project show sections of the roof stripped down to bare OSB decking, with CertainTeed RoofRunner synthetic underlayment staged in rolls and shingle bundles stacked along the ridge. Some areas of existing decking had visible weathering and damage visible at the eave edges, consistent with moisture intrusion over time, which required new sheathing panels before underlayment could be installed. The scope extended across at least two distinct roof planes, including a lower detached structure and the main pitched roof above.

Project Gallery

Deck Preparation and New Sheathing

With the existing shingles torn off, the crew assessed the condition of the underlying roof deck. Several areas required replacement with new OSB panels, visible in photos showing fresh sheathing installed alongside older boards. At the eave perimeter, an ice-and-water-style self-adhering membrane was run along the lower course before the primary underlayment was applied, providing an extra layer of protection at the most vulnerable edge. New drip edge metal was installed along the eaves and rakes to direct water cleanly off the deck and into the gutters below.

Synthetic Underlayment Installation

CertainTeed RoofRunner synthetic underlayment — clearly labeled on the rolls and laid material throughout multiple photos — was installed across the full roof surface in overlapping horizontal courses. Workers in orange high-visibility shirts are shown securing the underlayment with fasteners using pneumatic tools while the material was still fully exposed. The synthetic underlayment serves as a secondary weather barrier, providing a slip-resistant working surface during shingle installation and added protection in the event wind-driven rain works under the shingles. Valleys and transitions between roof planes received additional attention to ensure continuous coverage at the most water-prone intersections.

Shingle Installation and Ridge Finish

Architectural asphalt shingles in a dark charcoal gray were installed in staggered courses from the eaves to the ridge across all roof sections, including the main structure and a lower separate building visible in the completed photos. The ridge lines were finished with individual ridge cap shingles installed in a tight chevron pattern, clearly visible in the aerial shots looking down the peak. Roof penetrations — including multiple plumbing stack vent pipes — received new black rubber pipe boot flashings that were integrated into the shingle courses. A skylight curb visible on one roof plane was reflashed and re-integrated into the surrounding shingle field.

Ventilation and Penetration Details

Low-profile plastic roof louver vents were installed along one of the lower roof planes to provide attic exhaust ventilation, visible in a photo showing multiple vents set into the shingle field with new flashings. On a separate section, new galvanized metal pipe collars and vent caps were staged and installed through the fresh shingle surface. The front-facing eave of the main structure, visible in a ground-level photo timestamped from the job, shows the finished fascia fitted with dark drip edge and the shingle overhang properly trimmed at the eave line. This combination of exhaust venting and sealed penetrations is a standard requirement for a properly performing residential roof system in this climate.

Project Details

ScopeFull shingle roof repair including partial deck replacement, synthetic underlayment, architectural shingles, new pipe flashings, ridge cap, drip edge, and ventilation on a residential multi-plane roof.

ServiceShingle Roof Repair

Property TypeResidential

LocationLos Angeles, CA

CompletedMarch 24, 2026

Materials UsedArchitectural asphalt shingles (charcoal gray), CertainTeed RoofRunner synthetic underlayment, OSB roof sheathing (replacement panels), Self-adhering eave membrane (ice-and-water barrier at eaves), Black rubber pipe boot flashings, Low-profile plastic roof louver vents, Metal drip edge (eaves and rakes), Individual ridge cap shingles

Roofing in Los Angeles, CA

Los Angeles roofs face a demanding combination of intense UV radiation throughout most of the year, occasional Santa Ana wind events that can lift poorly secured shingles, and periodic heavy winter rain events that quickly expose any lapse in flashing or underlayment integrity. The region’s Mediterranean climate means long dry seasons followed by concentrated rainfall, making proper drainage details and a sound secondary water barrier especially important. Homes in the San Fernando Valley area, where this property is located, also sit in a wildfire ember zone, so shingle material selection and attic ventilation design are factors that often come into play during any re-roofing project.

Our Service Area: Los Angeles, CA

Frequently Asked Questions

How do I know if my roof needs a repair or a full replacement?

The key indicators are the extent of the damaged area and the condition of the underlying deck. If damage is limited to a few shingle sections, flashing points, or isolated penetrations, a targeted repair is often the right call. However, if the deck itself has softened or rotted sections in multiple areas — as was found on this job — or if the existing shingles are at the end of their service life across the whole surface, a full replacement usually makes more sense economically. A thorough inspection, ideally from the roof surface and the attic below, will tell you which situation you’re dealing with.

What causes roof decking to deteriorate on Los Angeles homes?

Even in a dry climate like Los Angeles, roof decking can degrade over time when small leaks — around pipe boots, skylight curbs, or valleys — allow moisture to reach the wood repeatedly. Over years, this causes OSB or plywood to swell, delaminate, or develop soft spots that compromise the structural base the shingles depend on. The long dry seasons here can also cause older plywood to dry-check and crack, reducing its ability to hold fasteners. Catching deck issues during a re-roofing project, as was done here, is far less costly than discovering them after the new shingles are already installed.

Do I need a permit for a shingle roof repair in Los Angeles?

In the City of Los Angeles, a permit is generally required when you are re-roofing more than 25 percent of the total roof area, or whenever structural work such as deck replacement is involved. Smaller repairs — patching a few shingles or replacing a flashing — may fall below the permit threshold, but that determination is ultimately made by the LA Department of Building and Safety. Working with a licensed contractor who understands local code requirements helps ensure the project is handled correctly and that any required inspections are completed.

Why is synthetic underlayment used instead of traditional felt paper?

Synthetic underlayment products like the one visible on this job offer several practical advantages over older asphalt-saturated felt. They are lighter, tear-resistant, and less prone to wrinkling or buckling when exposed to heat — which matters a great deal on a sun-baked Los Angeles roof in the middle of summer. They also provide a safer, higher-traction walking surface for the crew during installation. Synthetic underlayment is now the standard choice on most residential re-roofing projects in Southern California and is required by some shingle manufacturers as a condition of their product warranties.

What are the most common places for a residential roof to leak in this region?

On Southern California homes, the most frequent leak points are pipe penetrations where rubber boot flashings have cracked or pulled away from the pipe due to UV degradation and thermal cycling, skylight curbs where caulk or counter-flashing has failed, and low-slope valley intersections where water volume concentrates. Eave edges are also a common entry point on older homes where the drip edge is missing or the first course of shingles was not properly sealed. All of these details were addressed as part of this repair project, which is why properly integrated flashings and drip edge matter as much as the shingles themselves.

How long does a shingle roof repair project typically take?

For a residential roof of the size visible in these photos — a multi-section home with two separate roof planes — a repair project involving tear-off, partial deck replacement, underlayment, and full reshingle typically runs several days of active work under normal conditions. Smaller spot repairs can often be completed in a single day. The actual duration depends on the extent of deck damage discovered once the old shingles are removed, the number of penetrations and flashings to be addressed, and weather windows. Jobs involving partial deck replacement, as this one did, add time because the new sheathing needs to be properly fastened and inspected before proceeding.

Get a Roof Inspection in Los Angeles

If your Los Angeles home is showing signs of shingle wear, flashing failures, or suspected deck damage, Roof Replacement Inc serves the greater Los Angeles area and surrounding communities. Reach out to schedule an on-site assessment and get an honest evaluation of what your roof actually needs.

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Project Details

DATE

May 22, 2026

What Our Clients Say

Roof Replacement Inc. provided outstanding service for our roofing repair. The roofing contractors were quick to respond and conducted a thorough inspection before starting the repairs. The roof repair was completed promptly, and the quality of the work was excellent. The team was professional and respectful, ensuring that the area was clean after the job was done. We are extremely satisfied with their service and will definitely use them again if needed. Highly recommend.

Ryland Bear

Researched for 2 years and chose because they had a Better Business Bureau A+ . That and they didn’t time pressure me at all, in fact , Adolpho graciously came back out when I asked if just coating it all over with Silicone would work . He explained everything without rushing or ever making me feel like I was taking up his time. As a single woman homeowner I appreciated that. He is a man of integrity and has gone above and beyond before during and now after the work has been done. I believe him when he says he’ll be there if there’s any other concerns . Highly recommend Adoloho and his team.

Corine Bohrer

We hired Roof Replacement for a complete roof replacement on our home,,, and they exceeded expectations. The local roofing companies we contacted couldn’t match their level of expertise and professionalism. The roofing services included a comprehensive assessment and a detailed plan for the replacement. The new roof is of high quality, and the roof replacement cost was very reasonable. The team was efficient and finished the project ahead of schedule. We highly recommend their services.

Brady Benedict

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Shingle Roof Repair Project in Los Angeles, CA

Shingle Roof Repair Project in Los Angeles, CA