Waterway 1" Notched Air Control [1-5/8" HS, 2-3/4" FD] [White] (660-3570) jjelectronics This slip-to-slip union provides a

This slip-to-slip union provides a straightforward connection for same-size plumbing

giving the seat a more complete and dependable feel again

This Cyclone non-swirl jet barrel is designed for compatible Emerald Cut applications where the seat needs both a cleaner visible finish and a more direct water feel

When the body no longer supports the intended fit

That helps restore automatic daily control with a direct-fit replacement

Waterway 1" Notched Air Control [1-5/8" HS, 2-3/4" FD] [White] (660-3570) jjelectronics This slip-to-slip union provides aThe 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. Air controls like this give the user a way to adjust incoming air, which can change the feel, intensity, and character of the spa jet action. This white version is a strong choice for spas where a brighter, cleaner trim match matters. When an existing control becomes stiff,