Black Swan's Septic System Cleaner is a liquid bacterial blend that will attack clogged or sluggish septic systems, or cesspools and drain fields. Contains no harsh chemicals and will not damage drains, pipes, disposal systems or porcelain.
Use at night before retiring.
Shake well. If the toilet bowl can be flushed, pour entire contents into toilet bowl and flush twice. If toilet bowl cannot be flushed, pour entire contents directly into septic tank or cesspools. Discard container.
Use one quart for each 500 gallon tank or pool capacity.
Reduce use of toilets, sinks, baths and washers to a minimum for 24 hours after applying Black Swan Septic System Cleaner.
Harmful if taken internally. Keep out of reach of children. Non-Flammable.