Waterway 1.0 HP Hi-Flo Spa Pump Side Discharge Wet End [2" MBT x 2" MBT] [48 Frame] (310-1130SD) andersonmfg which is why a model-specific

which is why a model-specific part can be so important

Without it

this air switch helps support dependable pneumatic-to-electrical control response and stronger long-term service confidence

Grid guides help keep compatible DE filter elements aligned so the internal assembly can operate with better stability and consistency

The Waterway 660-3570 notched air control is designed for compatible spa systems that use a 1 inch air control assembly with a 1-5/8 inch hole size and a 2-3/4 inch face diameter

Waterway 1.0 HP Hi-Flo Spa Pump Side Discharge Wet End [2" MBT x 2" MBT] [48 Frame] (310-1130SD) andersonmfg which is why a model-specificThe Waterway 310 1130SD wet end is designed for compatible 1. 0 HP Hi Flo spa pump side discharge applications and features 2 inch MBT x 2 inch MBT connections in a 48 frame configuration. A wet end like this is useful because it restores the complete hydraulic side of the pump while preserving important connection and frame specific details. Complete wet ends are especially practical where the motor remains serviceable but the housing, internal flow