EXTRA MILE SATISFACTION GUARANTEE

Substrata does everything we can to make using Perma-Zyme as easy as possible when building your road. Substrata's Extra Mile is a 100% money back guarantee of up to 3 pails of Perma-Zyme for the life of your road. If you are unsatisfied with Perma-Zyme 1 month, 1 year, or even 10 years later Substrata will guarantee your satisfaction.

**The Extra Mile Guarantee is only available for our United States based customers.**