Commercial line. A family company. Also help clean garbage disposals! And leaves them smelling fresh. Product Guide: Dual Force Foamer: slow drains; pipe build-up. Snake Plus: hair clogs; standing water; slow drains. Max Gel: hair clogs; standing water; slow drains; pipe build-up. Safe on metal & plastic pipes. A family company since 1886. Fisk Johnson. www.drano.com. www.scjohnson.com. Visit www.drano.com for details. Learn more at: www.scjohnson.com. Questions? Comments? Call 800-558-5252 or write Helen Johnson. Environmental Facts: Phosphate-free. Recyclable container where facilities exist.