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Roofing Services / Commercial Roofing

Flat Roofing

Flat TPO & PVC Roofs: Durable & Flexible

Three Tree Roofing specializes in commercial roofing, including low slope roofing or flat roofing. We have dedicated low slope crews that specialize in the installation of TPO and PVC roofing. We source our flat roofing material from only the best, WeatherBond Roofing. Their TPO and PVC roofing is a long lasting, low maintenance solution with no more coatings, sealants, dangerous installs, or rusting out drains. Energy efficient, safe to install, and clean, TPO and PVC are the low slope roofing solution of today and the future. You can expect a solid 20 to 30 year lifespan from a well installed TPO or PVC roof.

A flat roof is both durable and flexible. It can be installed on sheds, roof top decks, homes, garages, and large industrial and commercial buildings. Our flat roofing systems include single-membrane systems such as TPO (thermo-polyolefin) PVC roofing as well as standing seam metal roofs… all great choices for a flat roof system.

Benefits of TPO Flat Roofing

  • Highly reflective
  • Superb UV resistance
  • Includes a full line of black and white accessories
  • Complete line of heat-weldable prefabricated accessories
  • Available with pre-applied seam tape to ensure uniform adhesive and thickness

Benefits of PVC Flat Roofing

  • Easy installation and maintenance
  • Easy to repair
  • Highly reflective for cool building environments
  • Resistant to chemicals, animal fats and many kinds of fuels
  • Resistant to long-term UV and ozone exposure

With dedicated commercial flat roofing installation crews and a well organized and consistent customer management process, Three Tree Roofing is your commercial flat roofing specialist. Our crews are factory trained and equipped with the best installation equipment and methods available for an efficient and low impact roof with one of our commercial estimators for a free estimate. Call us today or send us a message for your free estimate on a TPO or PVC Flat Roof for your commercial building in the Seattle area. We are the best Flat Roofing Seattle Roofers in the Puget Sound!


Commercial Flat Roofing Featured Projects

Top Rated Seattle Based Roofing Company


Total 5-Star Reviews

We earned the CertainTeed SureStartTM Plus Award

#1 CertainTeed 5* Star Contractor in Washington

for protecting customers.

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Turned Out Perfect

Great job. Roof looks really good! Brand new gutters and a rebuilt chimney turned out perfect!
Catherine – Kent, WA
testimonial-68 ★★★★★ 5 1
5 1
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We are ready for your business! Please contact us using the methods below to get your no-obligation estimate.

Or call us at
206-312-7663 (ROOF)

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    Are you in Seattle or the surrounding area and in need of a new roof?
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    Call: 206-312-7663(ROOF)