Shingle Roof Replacement in Monterey Park, CA

Shingle Reroof Project in Monterey Park, CA

Roof Replacement Inc completed a full shingle reroof at 313 W Hammel St, Monterey Park, CA 91754, replacing a worn-out asphalt shingle system on a residential hip-roof home with a fresh installation of architectural shingles over new synthetic underlayment. The finished roof presents clean, uniform coursing across all slopes, properly terminated hip ridges, and updated roof penetration flashings throughout. The result is a watertight, structurally sound roof system well-suited to the demands of the Southern California climate.

Photos taken during the tear-off phase show the existing shingle layer had deteriorated significantly — the old felt underlayment was cracked, brittle, and separating from the deck in several areas, and the sheathing in some sections showed signs of surface discoloration consistent with prolonged moisture exposure. New plywood sheathing panels were installed where needed before any underlayment or shingles were applied, ensuring the new roof system was built on a solid, dry substrate.

Project Gallery

Tear-Off and Deck Preparation

The existing roofing system was stripped down to the bare sheathing across the entire roof. Photos from this phase show the deck exposed on the main hip roof as well as the attached rear structure, with old shingles and degraded underlayment loaded into a roll-off dumpster staged in the driveway. Where the existing plywood showed surface damage or delamination, new sheathing panels were cut and nailed in to restore a flat, solid nailing surface. The deck was confirmed clean and dry before any new materials were applied.

Underlayment and Ice-and-Water Barrier Installation

Once the deck was prepped, the crew installed a synthetic underlayment — identifiable in the photos by the RhinoRoof U20 branding visible on the rolled material — across the field of the roof. Along the eave edges and at critical transition points, a self-adhering membrane was applied as an additional moisture barrier. The underlayment was lapped and fastened in horizontal courses working up from the eaves, providing a secondary line of defense against wind-driven rain while the shingle installation progressed.

Architectural Shingle Installation

The new shingles — Owens Corning Duration Cool, as seen on the packaging staged on the roof — were installed in staggered courses up each slope of the hip roof, maintaining consistent exposure and offset. Hip ridges were capped with matching ridge cap shingles, resulting in tight, well-aligned lines that follow the roof geometry cleanly. Pipe boots and vent flashings at all roof penetrations were seated properly into the shingle courses and appear sealed at their bases. The completed installation shows even coursing with no visible lifting or misalignment across any slope.

Final Conditions and Site Cleanup

Completion photos dated December 4, 2025 show the finished roof from multiple angles, including street-level views from the front of the home. The new gray-toned architectural shingles complement the light-colored stucco exterior cleanly. Roof vents, plumbing stacks, and the brick chimney are all integrated into the new shingle field. The driveway and surrounding yard appear clear of debris, and the scaffolding and equipment visible during the work phase had been removed by the time the final walkthrough photos were taken.

Project Details

ScopeFull tear-off reroof on a residential hip-roof home with new plywood sheathing where needed, synthetic underlayment, and architectural asphalt shingles.

ServiceShingle Reroof

Property TypeResidential

LocationMonterey Park, CA

CompletedMarch 31, 2026

Materials UsedArchitectural asphalt shingles (Owens Corning Duration Cool — visible on packaging), Synthetic underlayment (RhinoRoof U20 — visible on rolled material), Self-adhering waterproof membrane at eaves and transitions, New plywood roof sheathing panels (installed at damaged deck sections), Hip ridge cap shingles, Pipe boot and roof vent flashings

Roofing in Monterey Park, CA

Monterey Park sits in the San Gabriel Valley of Los Angeles County, where roofs face intense UV exposure during long, dry summers that accelerate granule loss and shingle brittleness over time. The area also experiences seasonal Santa Ana wind events that can lift or stress aging roofing systems, and occasional winter rain periods that quickly expose any lapse in underlayment or flashing integrity. Choosing a dimensionally stable, algae-resistant architectural shingle and a quality synthetic underlayment is a practical response to these specific climate demands.

Our Service Area: Monterey Park, CA

Frequently Asked Questions

How do I know when a roof needs a full tear-off replacement versus a repair or overlay?

A full replacement is typically warranted when the existing underlayment has broken down, the sheathing has moisture damage, or the shingles are so degraded that patching would only delay the inevitable. On this Monterey Park home, the tear-off photos showed cracked, separating underlayment and surface-stained decking — conditions where an overlay would have locked in existing problems rather than solving them. A qualified inspector can probe the deck and assess the underlayment condition to make that call honestly. If the deck is sound and there’s only one layer of shingles, an overlay might be code-compliant and cost-effective, but it’s not always the right long-term choice.

Does Monterey Park require a permit for a full shingle reroof?

Yes, the City of Monterey Park generally requires a building permit for a complete roof replacement. The permit process allows the city to verify that the work meets current California Building Code requirements, including proper fastening schedules and underlayment specifications. Your roofing contractor should pull the permit on your behalf before work begins — if a contractor suggests skipping it to save time or money, that’s a red flag. Always confirm a permit is in place before the job starts.

What causes roofs in the San Gabriel Valley to wear out faster than expected?

The primary culprit in this region is sustained UV exposure. Monterey Park averages well over 280 sunny days per year, and that constant solar radiation breaks down the asphalt binders in shingles and dries out the granule adhesion over time. Seasonal Santa Ana winds add mechanical stress, and even moderate winter rain events can infiltrate a roof that has lost its granule coating or has cracked underlayment beneath. Roofs on south- and west-facing slopes tend to show the most wear simply because they absorb the most direct sunlight across the day.

How long does a residential reroof typically take to complete?

Most single-family residential reroofs of this scale — a hip roof with a main structure and an attached wing — can be completed in one to three days under normal conditions, assuming the crew is properly staffed and materials are staged on-site in advance. Additional time may be needed if deck repairs are discovered during tear-off, as was the case here where new sheathing panels were installed before the underlayment went down. Weather holds and permit inspection scheduling can also add time. Your contractor should give you a realistic day-count estimate once they’ve seen the roof in person.

What should I look for between professional roof inspections to catch problems early?

From the ground, look for shingles that appear curled at the edges, patches that look darker or lighter than surrounding areas, or granules accumulating in your gutters after rain — these are early warning signs of shingle deterioration. On the interior, water stains on ceiling drywall or in the attic after a rain event point to an active leak. On a hip roof like this one, the hip ridge caps are worth watching since they take direct weather exposure; any lifting or separation there should be addressed promptly. Annual inspections after each rainy season are a reasonable cadence for homes in this part of Los Angeles County.

Are cool-roof shingles worth considering for a home in Southern California?

They can be a practical choice. Cool-roof shingles — like the Duration Cool product used on this job — incorporate reflective granules designed to re-emit a higher percentage of solar energy rather than absorbing it as heat. In a climate like Monterey Park’s, where summer temperatures can push attic temperatures well above outdoor ambient levels, reducing solar heat gain through the roof can take some load off air conditioning. California’s Title 24 energy code has required cool-roof compliance on re-roofing projects in certain climate zones, so it’s worth confirming with your contractor whether your specific zone has that requirement.

Get a Roof Assessment in Monterey Park

If your home’s roof is showing signs of age, granule loss, or interior moisture, Roof Replacement Inc is available to inspect and assess residential roofs throughout Monterey Park and the surrounding San Gabriel Valley communities. Reach out to schedule a no-pressure evaluation and get a clear picture of what your roof actually needs.

See Our Reviews on Google

Project Details

DATE

June 15, 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

What Our Clients Say

       EXCELLENT  
   Based on 266 reviews 
    
 
 
 
   
 
 
      Posted on Google  
   
   angel m 
 5 October 2026
 
 
 Trustindex verifies that the original source of the review is Google. Had them come to my house for an estimate. Not only was the price reasonable but they were super friendly and willing to work with me. I would recommend this company to anybody who’s looking to get their roof done.

Owner's reply
It was a pleasure walking you through your roofing options, Angel! Our team is dedicated to providing honest, transparent guidance so you can make the best decision for your home. Whenever you are ready to move forward with a Roof Replacement Inc, we will be right here to help.
  
 
     Posted on Google  
   
   Jimmy Alastair Martinez Real Estate Inc. 
 5 October 2026
 
 
 Trustindex verifies that the original source of the review is Google. Adolfo is an excellent roofer and always does a great job for my clients! I highly recommend Adolfo for all of your roofing needs.

Owner's reply
We deeply appreciate your continued partnership and recommendation, Jimmy! Ensuring your clients receive dependable inspections and seamless roofing solutions is a responsibility we take seriously. Our team are always ready to support your next project!
  
 
     Posted on Google  
   
   Joel Erben 
 31 August 2026
 
 
 Trustindex verifies that the original source of the review is Google. Adolfo, Dennis, and their entire team were fantastic. The entire process from beginning to end was straight forward, efficient, and thoroughly planned. The new roofs and repairs are beautifully done and will last us decades.

Owner's reply
Thank you so much for taking the time to share your experience! We truly appreciate your kind words and the trust you placed in Roof Replacement Inc. It was a pleasure working with you for your properties in Highland Park and we’re very happy to hear that you were satisfied with the planning, communication, and quality of the completed roofing work. Our goal is always to provide a smooth experience while delivering workmanship that our customers can depend on for many years to come. Thank you again for choosing Roof Replacement Inc. We truly appreciate your business and your recommendation!
  
 
     Posted on Google  
   
   Rene Weaver 
 9 August 2026
 
 
 Trustindex verifies that the original source of the review is Google. We had a great experience with Roof Replacement Inc. They were professional, reliable, on time, and reasonably priced. The crew did excellent work, kept everything clean throughout the project, and did a great job with the final cleanup. Communication was easy, and the entire process went smoothly from start to finish. Our new roof looks great, and we are very happy with the quality of their work. I highly recommend Roof Replacement Inc.!

Owner's reply
Thank you so much, Rene, for your wonderful 5-star review! It was truly a pleasure helping you with your roof replacement project in Burbank. We're thrilled to hear that you were happy with our professionalism, communication, and the quality of our workmanship from start to finish. At Roof Replacement Inc., we take pride in delivering high-quality roofing services while keeping every job site clean, safe, and organized. Knowing that you're happy with your new roof and that we exceeded your expectations means a great deal to our entire team. Thank you for trusting us with your home in Burbank, CA, and for recommending us to others. If you ever need roofing maintenance, inspections, or have any questions in the future, we're always here to help. Enjoy your beautiful new roof!
  
 
     Posted on Yelp  
   
   Rene W. 
 9 August 2026
 
 
 Verified We had a great experience with Roof Replacement Inc. They were professional, reliable, on time, and reasonably priced. The crew did excellent work, kept everything clean throughout the project, and did a great job with the final cleanup. Communication was easy, and the entire process went smoothly from start to finish. Our new roof looks great, and we are very happy with the quality of their work. I highly recommend Roof Replacement Inc.!
  
 
     Posted on Google  
   
   Tay Cass 
 6 August 2026
 
 
 Trustindex verifies that the original source of the review is Google. Roof Replacement Inc  did an outstanding job! They were, professional, and completed my roof right on schedule.

Owner's reply
Thank you, Tay, for the 5-star review! We’re glad you had a great experience with Roof Replacement Inc. and that our team delivered professional service while completing your roofing project right on schedule. We truly appreciate your trust in our company and your kind words about our workmanship. Thank you for choosing Roof Replacement Inc.—we’ll be here whenever you need roof repairs, maintenance, or future roofing services! 🏠
  
 
     Posted on Google  
   
   stephanie pena 
 4 August 2026
 
 
 Trustindex verifies that the original source of the review is Google. Roof Replacement Inc was recommended by a dear friend. They did an outstanding job! They were punctual, professional, and completed our new roof right on schedule. The crew was efficient, kept the workspace clean, and delivered top-notch quality at a fair price. Highly recommend them to anyone needing roof work!

Owner's reply
Thank you so much, Stephanie, for your wonderful review and for trusting Roof Replacement Inc. with your roofing project! We're honored that a friend's recommendation led you to us, and we're thrilled to hear that you were happy with our team's professionalism, punctuality, and workmanship. We take great pride in completing every project on schedule, maintaining a clean job site, and delivering quality roofing at a fair price. Your recommendation means a great deal to us, and we truly appreciate your support. If you ever need roofing services in the future, we'll be here to help. Thank you again! 🏠⭐
  
 
     Posted on Google  
   
   Jerome Sander 
 2 August 2026
 
 
 Trustindex verifies that the original source of the review is Google. +3
Our Spanish tile roof was recently renovated by Roof Replacement, Inc. They did an excellent job in a timely and professional manner. The crew started on time every day, were respectful of our property, kept a neat jobsite, and were meticulous craftsmen. At the end the crew did an excellent job of cleaning up. The schedule proceeded as Adolfo said it would. There were no surprises, delays or disappointments. In all, a very satisfactory experience for us. I highly recommend them.

Owner's reply
Jerome, Thank you so much for your wonderful review and recommendation! It was truly a pleasure working with you on your Spanish tile roof renovation in Glendale. We greatly appreciate your kind words about our crew's craftsmanship, professionalism, punctuality, and attention to keeping the jobsite clean throughout the project. Our goal is always to provide a smooth, stress-free experience while delivering the highest quality workmanship, so we're thrilled to hear we met your expectations. Thank you again for trusting Roof Replacement, Inc. with your home. We sincerely appreciate your business and are always here if you ever need anything in the future.
  
 
     Posted on Google  
   
   Beto Maldonado (Rewards & Discounts) 
 30 July 2026
 
 
 Trustindex verifies that the original source of the review is Google. Great customer service very detailed inspection and great information

Owner's reply
Thank you so much for your kind review! It was a pleasure working with you and having the opportunity to inspect your property in North Hollywood. We truly appreciate your trust in our team and are glad you found our inspection thorough and informative. If you ever need anything in the future, we're always here to help. Thank you again for choosing Roof Replacement Inc.!
  
 
     Posted on Google  
   
   Claire Anonuevo 
 30 July 2026
 
 
 Trustindex verifies that the original source of the review is Google. Roof inspection was amazing!

Owner's reply
Thank you so much for your wonderful review! It was a pleasure performing your roof inspection in Silver Lake. We're glad to hear you had an amazing experience. We truly appreciate your trust in our team and look forward to assisting you with any future roofing needs. Thank you again for choosing Roof Replacement Inc.!

Do you have a roof repair or replacement project we can help with?

Shingle Reroof Project in Monterey Park, CA

Shingle Reroof Project in Monterey Park, CA