Make your shingle 13x more waterproof while stopping the loss of granules and stains caused by algae.

Make your roof more vibrant and new-looking for years by stopping UV aging.

"The coating for asphalt roof marketed by GONANO shows added improvements to the original products tested. As a result, the anti-aging performance of the GONANO modified asphalt mixture is greatly improved." - Antonio A. Ramirez - Ph.D., Ing. Environmental Technology Researcher



A Sustainable Solution

By changing your roof less, you are creating less waste. Every year, millions of tonnes of asphalt shingles are buried underground and take over 300 years to decompose. Protecting your roof is a profitable and logical solution for you and the planet. Will you go for it?



What is your 10 years money-back guarantee?

Gonano treatments come with a 100% money-back guarantee... but we don't stop here. We promise you it will increase the lifespan of your roof and protect it for a minimum of 10 years. There's a good reason gonano is the fastest growing roofing protection company in America; if you have to change your roof during the 10 years warranty, we would not feel right keeping your money, so we make it easy to get a refund. And to be clear, there are absolutely no strings attached, no form to fill out, nothing to prove, and we promise we won't question you. Don't wait to face the tough decision of changing your roof due to weather damage, choose gonano now and take advantage of our 10-year warranty.