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Litespeed Construction, a leading commercial roofing contractor in Knoxville, TN, recently completed a critical roof leak repair for a commercial property experiencing persistent water intrusion.

Scope of Work:
Our inspection revealed two primary issues causing the leaks: unsealed laps on the shingle roof and areas of failing TPO membrane. To deliver a lasting solution, our expert roofing team took a two-part approach.

  1. Shingle Roof Repair:
    All laps on the commercial shingle roofing system were meticulously sealed using additional metal flashing to reinforce the vulnerable joints. This not only stopped the active leaks but also enhanced the roof’s resistance to wind-driven rain and weathering.

  2. TPO Membrane Repair:
    Sections of the existing TPO (thermoplastic polyolefin) roofing system had begun to fail at the seams. Our technicians applied high-quality cover tape over the compromised areas. This specialized repair tape is designed for seamless integration with TPO membranes, ensuring a watertight, flexible, and durable patch.

Materials & Methods Used:

  • Installation of metal flashing over shingle laps

  • Professional-grade TPO cover tape application

  • Thorough leak testing and inspection post-repair

Client Benefit:
These repairs significantly improved the building’s waterproofing system without requiring full roof replacement, saving the client time and money while restoring peace of mind.

Leak on left side of shingle roof leaking in at HVAC return inside

  1. 1
    Leaking in this area

    leaking area of asphalt shingle roof

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Metal roof system component problem area

  1. 1
    Here is the roof leak cause. Will seal all laps with additional strip of metal.

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  2. 2
    Section of failing TPO. Will repair with cover tape.

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Call Us – (865) 297-3286

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Job Location

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