08-15-2019, 05:01 AM
The product is not designed for residential use. Its designed for commercial use on flat roofs with no pitch and must be adhered to the roofing material. If you use it on Metal roofs with any pitch you will need to permanently adhere the product to the roof. On the link you provided is the Product Data Sheet showing how to use the material.
The safest way to work on a roof with any pitch is to install a Fall protection Anchor on the roof cap (gable) and use a fall protection harness and retractable lifeline.