The best guarantee in the business


Gorilla is a certified CertainTeed Shinglemaster. That means we can offer you CertainTeed 4-star warranty with a 10-year SureStart protection.


We install Geneflex products — a subsidiary of Firestone. With these quality products from a trusted name, they come with a 20-year material warranty + our 7-Year Gorilla Guarantee.

CertainTeed Products

Want to see the color and style options available?

We have all the CertainTeed Landmark finishes available to browse.