Blue-White 1/4" OD Tubing Threadless Injection Fitting (TI40-4V) heaterparts White finish supports a clean

White finish supports a clean spa-interior match

That helps restore one-way water flow with a direct-fit replacement

and C1800CF feeder applications

When a spa pump motor still has life left in it but water-side performance starts to suffer

Helps restore major internal collection and distribution components

Blue-White 1/4" OD Tubing Threadless Injection Fitting (TI40-4V) heaterparts White finish supports a cleanThe Blue White threadless injection fitting is designed for compatible chemical feed applications where tubing needs to connect to an injection point without a threaded tube connection. An injection fitting is useful because it helps introduce chemical solution into the system line, supporting dependable dosing and cleaner installation support. This replacement is especially useful when the original fitting is leaking, cracked, worn, or no longer