Does BIO-CLEAN Work? BIO-CLEAN is a highly effective sewer and drain cleaner made up of bacteria and enzymes. When BIO-CLEAN is poured into your plumbing, the natural bacteria eat away at the waste that is causing your clog or slow running drain.

How long does it take BIO-CLEAN to work?

Most people using Bio-Clean will notice improvement within one or two days. However, results can take between one and three weeks. Bio-Clean is available in a 2-pound container, which will treat 1,000 gallons.

How long is BIO-CLEAN good for?

The shelf life of Bio-Clean is basically indefinite as they are freeze dried. It is published as 10 years by the manufacturer but as long as it doesn’t get exposed to moisture or direct sunlight it should last for 100 years. 3 of 3 found this helpful.