If you have a nasty septic smell – it is not only embarrassing, but it is unhealthy. Pumping the tank out will not necessarily fix the smell. Your septic smells because there is not sufficient bacteria in the tank to degrade the waste properly. Just one sachet of Flush-It® dropped into the toilet pan last thing at night once a month is the answer to your septic and drain field problem. Watch the video for more information.