Waterway 1/2" Air Control [1-5/16" HS / 1-11/16" FD] [Straight Nut] [Deluxe Scalloped] [White] (660-3100) carvinjacuzzi It is especially useful when

It is especially useful when the existing valve body is leaking

Ideal for pump rebuild and repair

This version is especially useful when the installation requires a 36 inch length

while the Titanium construction adds a level of premium appeal for owners who want a heater that feels more substantial in the context of long-term spa care

Waterway 1/2" Air Control [1-5/16" HS / 1-11/16" FD] [Straight Nut] [Deluxe Scalloped] [White] (660-3100) carvinjacuzzi It is especially useful whenThe 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