Constructed of injection molded ABS, multiport valves allow for a 6-position operation: Filter, Backwash, Rinse, Recirculate, Close and Waste. Universal Astral Pool Multiport Valves have a 6-screw type lid system that allows any system to be adapted with multiport valve.
Pump, filter and backwash/waste connections are threaded. Influent connection is threaded and effluent connection is slip. Standard PVC glue or multi-purpose glue required. Do not use blue/quick type dry glue.