Common Roof Issues: Water Leaks from Solar Panel Mounts and How to Prevent Them

Work With the Best Roofing Contractors in Central Texas

Quality is at the heart of our Austin roofing company in every project we take on. Contact our experienced Central Texas roofers for a same-day, pressure-free inspection. Call 512-375-3654 to book your free inspection.

If you need a new roof installed, LOA is the roofing company to call! Our roofing experts are known for providing quality workmanship at a fair price. If you own a house or business in Central Texas you can’t afford to work with another roofer.

Find out how much roof replacement will cost in Austin, Texas and the surrounding areas.

Schedule a FREE Roof Inspection

Water Leaks from Solar Panel Mounts

Your roof plays a critical role in protecting your home, but when solar panels are installed without proper planning, that protection can be compromised. One of the most common and costly issues homeowners face is water leaks around solar panel mounts, often unnoticed until severe damage occurs, highlighting the need for regular roof inspections.

As more homeowners adopt solar energy for savings and sustainability, the connection between roofing and renewable energy has become more complex. While a properly installed system can extend your roof’s life, poor mounting or neglected maintenance can lead to water intrusion, structural damage, and rising repair costs.

Protect your roof and solar investment with LOA Construction. Expert inspections, durable repairs, and solar-ready solutions—all backed by industry-leading warranties. Call 855-661-3431 for your free inspection today.

Roof Vulnerable to Damage

Roofs constantly face harsh weather—ultraviolet radiation, strong winds, heavy rain, snow, and hail all wear down roofing materials over time. This weakens your roof’s protective barrier, making it more prone to damage.

Outdated materials or poor maintenance speed up this process. Solar panels add weight and require mounts that penetrate the roof. If the roof is already vulnerable, these penetrations can cause or worsen cracks, warping, and leaks. Proactive maintenance and regular inspections are critical, especially before adding solar panels.

Roof’s Lifespan and Solar Integration

The good news is that if installed correctly, solar panels can extend your roof’s lifespan and support clean energy. Acting as a protective shield, panels reduce exposure to the sun’s harmful rays, rain, and debris, helping slow the deterioration of roofing materials underneath.

However, improper installation often causes more harm than good. Poorly sealed mounts and panels placed near edges or vulnerable areas like valleys and flashing create direct paths for water intrusion, leading to leaks and structural damage.

To avoid these costly risks, assess your roof’s condition before installing solar. If it’s near the end of its lifespan, replace it first to prevent the expense of removing and reinstalling panels later, as failing to do so can lead to structural problems.

How Poor Solar Installations Lead to Roof Leaks

Not all solar installers are roofing experts, and improper installation often leads to roof leaks, structural damage, reduced panel efficiency, and even electrical hazards.

Mounting brackets tightened too much can crack roofing substances; too loose, and they may shift or detach. Poor or missing flashing around mounts creates direct paths for water intrusion. Improper panel layouts can also strain your roof by ignoring proper load distribution.

Hiring a contractor experienced in both roofing and solar is critical. A well-installed system prevents leaks, protects your roof’s integrity, and maximizes energy efficiency.

Roof Leaks Caused by Solar Panels

Leaks are among the most common and damaging roofing issues, often starting with small water stains but quickly leading to costly structural damage if left unaddressed.

Water Damage and Structural Issues

Water intrusion weakens your home’s structure, causing wood rot, mold growth, and damage to ceilings and walls. Signs like stains, peeling paint, or sagging ceilings often point to deeper problems.

Solar panels can make leak detection more difficult. Water may travel along panel mounts or wiring before becoming visible, delaying repairs. Regular inspections, especially after severe weather or if you suspect a leak, are critical to catch and address hidden issues early.

UV Rays and Aging Roofing Material

Constant sun exposure degrades roof coverings, especially asphalt shingles. Ultraviolet radiation breaks down the chemical bonds, leading to brittleness, cracking, and discoloration. Low-slope roofs are particularly vulnerable since they lack natural drainage, allowing water to sit and bake under the sun.

Solar panels can mitigate UV exposure on the covered areas, but the surrounding roof areas remain at risk. If your shingles are already aged or damaged, the contrast in exposure levels between covered and uncovered areas can create uneven wear, leading to more energy loss.

Replacing Damaged Shingles to Protect Your Roof and Solar Investment

Why Damaged Shingles Are a Serious Risk

Damaged shingles expose the roof underlayment to water intrusion and Sun’s harmful rays, increasing the risk of leaks and structural deterioration. Timely maintenance is essential to preserve your roof’s integrity and support the long-term performance of your solar system.

Signs You Need New Shingles

Look for curling, cracking, granule loss, or visible gaps around solar mounts—clear indicators that your shingles are deteriorating. Ignoring these signs can lead to severe water damage, costly repairs, and reduced roof stability.

Solar Panels and Shingle Maintenance

When shingles need replacement, solar panels may have to be temporarily removed. This should always be performed by certified professionals to avoid damaging the panels or your roof. Proper maintenance prevents leaks and helps your solar system operate at peak efficiency, ensuring you capture and utilize more energy rather than wasting excess solar energy due to system inefficiencies or downtime.

Damaged Shingles

Shingles act as the first line of defense for your roof. Once they’re compromised, deeper issues can take root, making it vital to keep your roof clear.

UV Exposure and Roof Components

UV exposure accelerates aging in shingles, especially on south-facing roof slopes. Roofs with poor ventilation trap heat, causing shingles to blister or crack from below.

Water Penetration and Mold Growth

Moisture under damaged shingles creates an ideal environment for mold and mildew, which can affect your internal temperature. These not only affect air quality but can also rot wooden beams, degrade insulation, and lead to expensive remediation work.

Poor Installation of Solar Systems

Poor installation is the root cause of many long-term issues, whether it’s roofing substances or solar equipment.

Solar Power Systems Installed Incorrectly

Panels that are misaligned, improperly mounted, or installed without waterproofing create risks for your roof and your energy system. Improper placement can also affect panel efficiency by limiting sun exposure or ventilation underneath, ultimately impacting the effectiveness compared to traditional energy sources.

Roof Issues

Roof Shrinkage from Heat

Synthetic roofing substances may shrink under prolonged exposure to heat, pulling away from seams and fasteners. This creates gaps that allow water in and reduce roof flexibility, potentially leading to more damage over time.

Standing Water and Flat Roofs

Flat roofs often suffer from drainage issues. If water doesn’t properly drain, it pools and deteriorates the surface, increasing the risk of leaks, especially due to clogged gutters. In extreme cases, standing water can add significant weight to the roof, threatening structural integrity.

Flashing Problems

Improper Flashing Around Solar Panels

Flashing seals joints where different roof surfaces meet or structures like chimneys or solar mounts penetrate the roof. Poor flashing leads to leaks, especially around solar arrays where holes are drilled for mounting, highlighting the need for new flashing.

Flashing Maintenance Tips

Have your flashing inspected at least once a year, especially after storms or roof penetration work. Re-sealing or replacing worn-out flashing can prevent costly water damage.

When to Replace Flashing

Inspect the flashing if you’re upgrading your solar panels or replacing shingles. A professional roofing company should replace old or corroded flashing to ensure a water-tight seal.

Effects of Damaged Flashing

Water that gets behind flashing can rot decking, deteriorate fascia boards, and stain interior walls. Left unchecked, it can also invite pests like carpenter ants and termites.

Protect Your Roof and Prevent Water Leaks from Impacting Your Solar Investment

Your roof is critical in safeguarding your home and ensuring your solar system performs at its best. Don’t wait for hidden leaks or roofing issues to compromise your home’s efficiency or solar panel output. Whether you’re planning a new solar installation or want to ensure your current roof is leak-free and solar-ready, LOA Construction has you covered.

From fast, pressure-free roof inspections to expert repairs and full-scale installations, our team protects your home and maximizes the return on your solar investment. Call us today at 855-661-3431 or click below to schedule your free inspection and enjoy lasting peace of mind.

We're One of the Highest Rated Roofers in Austin for a Reason

Working with Kevin from LOA was a great experience! I needed my roof immediately! My insurance company was trying to non renew simply due to the age of my home. They gave me no time. Kevin and the LOA team worked so quickly and had my roof installed the next day. They were very professional, did a great job cleaning up after and picking up most all the nails. Highly recommended!

— Alicia Donovan

★★★★★

I highly recommend working with LOA Construction. I shopped around before picking a roofing company and LOA provided the best overall responsiveness and price. Cameron Smith and his team were helpful and communicative leading up to, during, and after the job. The roof looks great and I'm confident in the workmanship. LOA also performed repairs and house painting, both of which we are very pleased with.

— Chris Farrow

★★★★★

LOA Construction has exceeded my expectations again. This is the second roof installation with them and I couldn't be happier. Specifically, Tyler Griffiths is professional, attentive, and made the entire process of working with my insurance company effortless. My tenant sent a glowing account of their experience as well. Knowing it was a rental, they still diligently protected all property and plants. They were on time every time and went out of their way to not inconvenience the residents. LOA Construction has integrity and takes pride in their work. I couldn't recommend them more.

— Sheri Moran

★★★★★

I worked with Andrew, from start to finish, it was a pleasure. Communication is the key, Hey explained everything in detail, even kept our driveway clear when supplies we delivered. As promised, for the roof crew showed up about 7am job was completed expertly after 2pm. The Best, Definitely Recommend Loa Construction.

— Tize Peters

★★★★★

From the very start, I knew I was in good hands. The professionalism was top-notch, but most important, was the caring attitude of the project manager, Dan Harvey, the roofing supervisor, Ambrocio, and the roofing crew. They made sure every detail was covered. They are definitely an asset to LOA Construction. I highly recommend them. Dennis and Suzy S

— Dennis Sanger

★★★★★

Andrew was very great at getting myself and my wife all the information and getting us started from start to completion. His workers were friendly and professional. If ever I had to contact him, he was quick to respond back. We are very happy with the finished product. Yes, I would and have recommended him and his company to get their work by LOA Construction and Austin. Andrew made sure my wife would be satisfied with whatever roof she liked. Can't thank you enough Andrew and LOA Construction.

— Paul Coleman

★★★★★

From start to finish Lee and his team took great care of us. He made us feel comfortable during the process and answered any and all questions we had. I would definitely them recommend to anyone.

— Taneisha Jones

★★★★★

Arthur Harris and his team with LOA Construction did an excellent job on our roof. They finished it in one day. Arthur was very good in explaining all the information to us.

— Crystal Hill

★★★★★

Will, has been so awesome and easy to work with he gets everything we want done the way we want it and also keeps us updated as we are over the road truck drivers !!! Hands down to LOA Construction for their great service and great customer service !!!

— Tanya Dudkiewicz

★★★★★

Dan Harvey is Very Knowledgeable and directed me straight to the products that will save us money in the next 3 years the savings on energy costs alone will pay for the installation itself. I highly recommend LOA Construction and Dan Harvey! Actual Customer Jefferson Fara

— Jefferson Fara

★★★★★

Mark from LOA roofing was very professional from the git, the initial estimate process, he quickly identified all the issues that needed to be addressed. The company was very prompt, to coordinate the crew, and for a very reasonable price, got my roof repaired without any hassle. They also took care of all the cleaning, so that it all looked like nothing happened. I would recommend Mark from LOA to anyone needing a roof repair, with no kind of hesitation.

— Ale León

★★★★★

Loa Construction provides quality services in installing roof and related repairs. I’ll recommend it to my friends and family.

— Peijie Li

★★★★★

Thanks to Landon Wells of LOA Construction for the beautiful new roof! It was all completed in one day including a meticulous clean up job afterwards. The workers were all polite and professional. Landon made sure everything went smoothly and that all of our questions were answered. I am thrilled with our new roof. I would definitely recommend Landon and LOA Construction to all of my friends and family. Thank you Landon!

— Renee Johnson

★★★★★

The crew was amazing, hard working men who were careful with my landscape and extremely polite. Daily clean up made sure that I didn't have to worry about my pets. Overall, it was as painless a process as possible with a beautiful outcome!

— Linda Fugit

★★★★★

Choose quality roofing for a lasting investment in your home.

Request an Inspection

Dedicated to excellence, our Austin roofing company ensures quality in every project. Contact our skilled Central Texas roofers for a same-day, hassle-free inspection. Call +1 (512) 375-3654 to book your free inspection.