Cleaning TPO Roofing Systems

Thermoplastic polyolefin (TPO) roofing is a commonly used material for commercial roofs. It provides quality low-slope roofs, with the extras of durability, flexibility, and energy efficiency. Like the other roofing materials, clean TPO roofs systems requires regular cleaning and maintenance. When clean a TPO roof correctly, it improves performance throughout its life.

A TPO roofing system is a great industrial application today, but it can also be found in many homes as well as recreational vehicles. This roofing system is installed using a rubber blend and added as a permanent and durable addition to your building structure. They are not only ecologically friendly, but also resistant to tear, and also prevents the growth of algae in wet areas.

In this article, we look at how to clean TPO roof, which is a simple and straightforward process.

How to clean your TPO roof

A TPO roof is cleaned by a cleaning solution with a nice professional grade pressure washer (you can also rent from local home improvement stores like Woodlands Home Depot) . But it is essential to ensure every spot of the roof is protected from water that could infiltrate into the house. This will include the low curbs as well as base flashings on the roof. As for cleaning solution run-offs, the same is done for exterior parts and foliage of the structure.

If you are used to regular cleaning of your roof, it is advisable to start with a low-pressure wash on the surface of the membrane to remove any dirt and dust. Next, use a soft-bristled, long-handled brush to brush the cleaning solution applied on the roofing surface while ensuring no damage occurs on the TPO material. After rinsing, roofers will then conduct an inspection as well as repairs for the broken spots of the TPO roofing membrane if there is any.

Cleaning TPO Roof for Maintenance Purpose

Every contractor that installs a TPO system should provide cleaning services as part of their general maintenance routine. As such, the roof’s reflectance of the solar, thus enhancing energy efficiency. Cleaning the roof for maintenance purposes helps to prevent growth of algae or any other plants or pests and birds infestation on the roof. Most notably, it reduces spreading of chemical toxins that may cause damage to the roof and compromise its performance.

Every home deserves a professional service. This is because TPO roofing materials are delicate and require expert handling; otherwise use of wrong cleaning solutions or chemicals may lead to shorter roof life.

Process of Cleaning a TPO roof

Sweep the Roof – first thing before you start brushing the roof with water and any cleaning solutions, ensure you sweep the roof to get rid of any large debris. This will help to eliminate the twigs, leaves, or other items before start cleaning the TPO roofing.

Wet the Roof – Get a garden hose and use it to wet the entire roof. However, take caution when doing this as the TPO might get slick when it is wet. 

Apply Detergent or cleaning solution – get a roof cleaning solution or detergent convenient for this roof type. Additionally, go by the instructions provided as well as the guidelines of the installers. A standard mild dish cleansing agent can be used. Mix the detergent with water in the correct ratio, then brush the roof using a soft spiky broom, and then use the garden hose to rinse the detergent away.

Professional Cleaning – If your TPO is filthy, or couldn’t completely clean it using the detergent, it is advisable to hire a professional to help you clean it. Professional cleaning ensures the right equipment and materials are used to clean TPO roof. 

Check out the experts at GAF below on the necessity of TPO cleaning.

Failing to Clean Dirty TPO Membrane | Roofing it Right with Dave & Wally by GAF

For general TPO roof maintenance and related services, check out our homepage or check our Google Reviews. Visit our homepage and call us to discuss your next roofing project in the Houston area. You can also fill out our contact form to get a free quotation. Check our our last articles on TPO roofs and Metal roofing in Houston.

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