Vinyl Renu PRO Will Restore Color And Beauty To Dull Or Faded Vinyl And Aluminum Siding And Nearly All Outdoor Surfaces. It is our most powerful formula and designed for professionals who put their reputations on the line. It works by using advanced, self-healing automotive and marine technology to reverse aging. Vinyl Renu PRO will make 30 year old siding look factory new. Vinyl Renu PRO is a no mess alternative to painting. No taping, sanding or priming is needed*. Vinyl Renu PRO restores the original color of nearly all outdoor surfaces. So no time consuming color matching trips to the paint store. Vinyl Renu PRO will also protect outdoor surfaces from future faded and ugly green stains caused by algae. Vinyl Renu PRO comes with a full 10 Year Warranty that you can give to your customers (or keep if you're a homeowner). Renu Cleaner Concentrate, available on Amazon, is required for the warranty to be valid. It is a powerful, professional grade cleaner that will remove oxidation and stains and prepare the surface for Vinyl Renu Pro application. Vinyl Renu PRO has restored beauty and protected millions of square feet of outdoor surfaces. Tested, used and trusted by major siding manufacturers, retailers, restaurant chains and property management companies. For a list of our commercial customers contact us through Amazon. Vinyl Renu PRO is made in the U.S.A. Help your customers keep That Just Built Look.