Opens drains fast! Product Guide: Liquid: Slow drains. Pipe build up. Safe on metal & plastic pipes. A family company since 1886. - Fisc Johnson. Guaranteed or it's free (visit www.drano.com for details)! www.scjohnson.com. www.drano.com. Questions? Comments? Call 800-558-5252 or write Helen Johnson. Learn more at: www.scjohnson.com. Environmental Facts: Please recycle. Made with over 30% renewable and sustainable energy.