Firestorm is the go to pre-spray/TLC for extreme soil cleaning when you want to pull out all the stops and get the job done. It is designed for use in commercial applications such as Restaurants, Apartments, etc. where extremely heavy soil encountered. Firestorm is not recommended for natural fibers or stain resistant carpets.
As a Pre-spray: Use 2 oz. Firestorm per gallon of water and dissolve completely.
For injection sprayers such as Hydro-Force, dissolve 18 oz. of Firestorm into 1 gallon of water for concentrate solution.