Roof Pro Torch-On Underlay - (L)8M (W)1M

Always wear appropriate safety gear, including gloves, eye protection, and fire-resistant clothing. Work in a well-ventilated area, and keep a fire extinguisher nearby. Make sure you fully understand how to use the torch.

Overlap seams according to the manufacturer's instructions, typically 3-4 inches. Be sure to heat the overlap area to ensure proper adhesion and a waterproof seal.

It is generally not recommended to apply torch-on underlay over existing roofing. Always remove old roofing and ensure the substrate is clean and prepared before installing new underlayment.

Store the rolls in a cool, dry place, away from direct sunlight and heat sources. Protect the rolls from damage.

The lifespan of Roof Pro Torch-On underlay can vary depending on the installation and climate conditions, but it typically lasts for many years when installed correctly.

You will need a propane torch, a utility knife, measuring tape, gloves, safety glasses, a broom, and a fire extinguisher.

Clean the damaged area, then cut a piece of the underlayment to patch it, making sure it overlaps the damaged area. Heat the patch with a torch, ensuring it adheres well to the existing material.

Ensure the roof deck is clean and dry. Check that the torch flame is correctly adjusted for proper heating. Increase heat if needed, and make sure to apply enough pressure during the roll out of the membrane.

Ensure the roof deck is dry, and use a vented base sheet to allow moisture to escape. If the issue persists, carefully cut the blister and re-seal the area.

Ensure sufficient heat is applied to the seam and that it is adequately overlapped. If required, re-torch the seams.