North Port, FL Dead Valley Roof Repair with TPO, Shingle Tie-In & New Wall Flashing

Hall Bros Roofing and Construction Inc in North Port, FL completed a dead valley roof leak repair where an existing roof met a newer addition. The homeowners had experienced repeated leaks, and previous repair attempts did not stop the water intrusion. Our team removed the failed valley flashing and the surrounding roofing materials so we could address the problem from the roof deck outward.

After removing the compromised materials, we installed a new GAF .060 TPO roofing membrane throughout the dead valley. The membrane was extended continuously up the adjoining wall to the bottom of the soffit, creating a seamless waterproof transition with no field seams in the critical leak area. That continuous run of TPO eliminates common water entry points where different roof planes and materials come together.

We then installed new wall flashing where the TPO met the wall and tied the membrane back into the existing shingle roof. This connection between the new membrane and the shingles was key to stopping the leak permanently while keeping the different roof materials working together. Because the critical area has no field seams, the chance of future failure at that junction is greatly reduced.

The repairs focused specifically on the dead valley and the adjoining wall intersection, areas that often cause repeated problems when flashing or earlier repairs fail. By addressing the flashing and installing a continuous TPO membrane, Hall Bros Roofing and Construction Inc provided a durable, long-lasting waterproof roofing system for this North Port, FL property.

Homeowners benefit from a watertight transition at the point where the older roof ties into the newer addition. The GAF .060 TPO material is designed to provide a reliable waterproof barrier, and the way we installed it removes vulnerable seams in the field where leaks commonly start. Reinstalling properly integrated wall flashing completes the system and directs water away from the vulnerable joint.

This project demonstrates a targeted repair approach, removing failed components and installing materials in a way that addresses the underlying problem rather than repeating temporary fixes. The result was a permanent resolution to the leak and a robust waterproofing solution that ties directly into the existing shingle roof.

If you are experiencing similar leaks where a roof meets an addition, Hall Bros Roofing and Construction Inc in North Port, FL can evaluate the area, remove failed flashing, and install a continuous membrane to eliminate the leak source and protect your home going forward.

Budget: 3800

Location: North Port, FL