Stone Soap’s Rainbow Rinse Aid provides excellent “break” and water beading. The product is specially manufactured for self-serve car washes. It features a deep blue formula with a pronounced grape scent that is appealing to customers and is cost effective to owners. The product is available in 5-, 15-, 30-, and 55-gallon containers.

Stone Soap Company Inc.,
2000 Pontiac Drive,
Sylvan Lake, MI 48320.
(248) 706-1000.
Toll free: (800) 952-SOAP.
Fax: (248) 706-1001.