All materials are manufactured and shipped from GAF facilities located in the USA and are final. We are so confident in our products and installation methods that we guarantee you will be a raving fan once you try the products.
The applicator/installer must follow all manufacturer guidelines and installation methods for proper performance of the solutions offered.
HydroStop Supply does not accept returns. We adhere to the refund policy and consumer protection laws that are mandated by each individual state in which the product is sold to.