Waterway 1/2" Air Control [1-5/16" HS / 1-11/16" FD] [Straight Nut] [Deluxe Scalloped] [White] (660-3100) airsupply Matching the correct 1 inch

Matching the correct 1 inch slip air and 1-1/2 inch slip water configuration helps preserve intended fit and dependable performance

equipment label

The Hayward union elbow is designed for compatible plumbing applications where a 1-1/2 inch MPT to 1-1/2 inch MPT angled union connection is needed

and this Balboa VS510SZ BP7 4 kW Retrofit Kit is designed for compatible applications where the original control pack has become unreliable or outdated

Praher SM-20-2 replacement multiport valve

Waterway 1/2" Air Control [1-5/16" HS / 1-11/16" FD] [Straight Nut] [Deluxe Scalloped] [White] (660-3100) airsupply Matching the correct 1 inchThe Waterway 660 3100 air control is designed for compatible 1 2 inch air control applications using a 1 5 16 inch hole size and a 1 11 16 inch face diameter. Its straight nut configuration and deluxe scalloped styling make it a useful option for installations where both reliable function and a more decorative finish are important. This control helps manage the air introduced into the spa system, allowing the user to adjust the character of the jet