How to Maintain and Extend the Lifespan of your EPDM Roof

August 25, 2023 2:17 pm Published by Leave your thoughts

Epdm,Cladding,For,Flat,Roofs,,,Detached,HouseEPDM (Ethylene Propylene Diene Terpolymer) roofs have become increasingly popular due to their durability, longevity, and cost-effectiveness. However, like any other roofing system, they require regular maintenance to ensure their lifespan is maximized. In this blog post, we will discuss some essential tips to help you maintain and extend the lifespan of your EPDM roof.

1. Conduct Regular Inspections:

Regular inspections are crucial in identifying any potential issues or damages early on. Inspect your EPDM roof twice a year, preferably in spring and fall, as extreme weather conditions can impact its performance. Check for signs of loose seams, cracks, punctures, or any other visible damage. It’s also important to examine the flashings, drains, and gutters associated with your EPDM roof.

2. Clear Debris Regularly:

Leaves, branches, dirt, and other debris can accumulate on your EPDM roof over time. This debris can hold moisture, which can lead to mold growth, roof rot, and ultimately damage the EPDM membrane. Regularly remove any accumulated debris using a soft-bristle broom or a leaf blower. Avoid using sharp tools or pressure washers, as they can cause unintended damage to the EPDM membrane.

3. Clean the Roof Surface:

Apart from debris, dirt and other pollutants can also accumulate on the EPDM roof’s surface. Clean the roof regularly using a mild detergent or specialized EPDM roof cleaner and a soft-bristle brush. Avoid using abrasive or oil-based cleaners, as these can compromise the integrity of the EPDM membrane. Rinse the surface thoroughly with water after cleaning to remove any residue.

4. Repair Leaks Promptly:

If you discover any leaks during your inspections or notice water stains on your ceiling, it’s crucial to address them promptly. Ignoring leaks can lead to significant damage to your EPDM roof and the underlying structure. Identify the source of the leak and repair it using EPDM-compatible patching material or an EPDM repair kit. Follow the manufacturer’s instructions carefully and ensure the repair is done correctly to prevent further damage.

5. Maintain Proper Drainage:

Effective drainage is essential for the longevity of your EPDM roof. Ensure that the drains and gutters associated with your EPDM roof are free from debris and functioning correctly. Regularly inspect and clean the gutters to prevent water backups and subsequent damage to the EPDM membrane. If necessary, consider installing additional or larger drains to improve the roof’s drainage capacity.

6. Prevent Ponding Water:

Ponding water, which refers to the accumulation of water on the roof surface for more than 48 hours after rainfall, can weaken and deteriorate the EPDM membrane. Proper roof slope design and regular maintenance of drains and gutters can help prevent ponding water. If ponding water persists, consult a professional roofing contractor for recommendations on addressing the issue and improving the roof’s drainage.

7. Protect the Roof from UV Rays:

EPDM roofs can be susceptible to damage from prolonged exposure to UV rays. Over time, UV rays can cause the EPDM membrane to deteriorate, leading to cracks, leaks, and reduced lifespan. Protect your EPDM roof from UV damage by applying an EPDM roof coating or using a protective layer, such as gravel or pavers. Consult with a professional roofing contractor to determine the best UV protection option for your specific EPDM roof.


Regular maintenance and timely repairs are essential for maximizing the lifespan of your EPDM roof. By conducting regular inspections, clearing debris, cleaning the roof surface, repairing leaks promptly, maintaining proper drainage, preventing ponding water, and protecting the roof from UV rays, you can ensure that your EPDM roof remains durable and lasts for many years to come. Remember to consult with a professional roofing contractor for any major repairs or if you are unsure about any maintenance tasks.

Got Questions? Let Us Help!

Since 1987, R & H Roofing has remained one of the most trusted names in the roofing industry. We specialize in commercial and industrial roofing and offer a wide variety of roofing systems including EPDM systems, TPO Systems, Metal Roofing Systems, BUR Tar & Gravel Systems, Asphalt Shingles, and PVC Systems. We also work with some of the leading manufacturers including Firestone, Carlisle, Duro-last, and Garland. Contact us today to learn more about what we can do for you!

Categorised in:

This post was written by admin

Leave a Reply

Your email address will not be published. Required fields are marked *