Years of customer use and satisfaction have proven Rainbow feeders to be the performance leader in pool & spa chemical dispensers.
Features
Completely enclosed system - no special venting required
No escaping gases
All Rainbow Feeders are NSF Listed
50 PSI maximum operating pressure
In-Line Feeders
320 Series. For permanent installation in return line of new or existing pools or spas. Installs in return line on pressure side of pump downstream of all equipment. Standard with 2 in. slip PVC fittings and adapters for 1-1/2 in.