swimming pool chemical feeders

3.No special venting required.
4.Completely sealed, no escape of gase.
5.Positive external, no-clog control valve.
6.Feeder is designed to automatically lower the water level so tablets are not soaking during off period of pump. This allows more efficient use of tablets.
7.No equipment damage. Feeds sanitizer directly to pool or spa.
8.To prevent over feeding during use, completely close the control valve and the built in check valve will prevent chemical from being fed into pool or spa.
9.All parts replaceable.
*0.Never connect with brass pipe.