TRUSTED BRAND: Drano Max Gel Drain Clog Remover is the #1 Selling Gel Drain Cleaner*. Avoid spending money on a plumber and use Drano. FAST-ACTING: Starts working in 7 minutes. For best results ...

Before you purchase a chemical drain cleaner for a chronic case of drain blockages, we recommend that you contact a plumber and ask for advice. Ideally, drain clogs should be removed mechanically ...