Find your parts diagram
Sticker on the pump body (the part with the basket), not on the motor. Motor labels from Century, A.O. Smith or Regal won't match parts.
Label on the side of the tank near the base. Size is in sq ft, e.g. 420 sq ft = C4030 or CCP420.
Rating plate inside the front access panel. Note the BTU and gas type (NG or LP).
Molded into the body or printed on top. Robotic cleaners: on the power supply.
Still not sure? Call (818) 818-6559 and we'll find it for you.
Waterway 400-9181 Return Fitting | Econ Insider Inlet | Black
Pickup, delivery and shipping times are estimates, not guarantees.
Couldn't load pickup availability
● 2 in stock30-day returns Secure checkout
Have a question about this part?
Ask about fit, specs or shipping and get an instant answer.
Goes with this part
CA P65 Warning: Cancer and reproductive harm. www.p65warnings.ca.gov
OEM Waterway Econ Return Fitting Insider Inlet 400-9181 is a 1-inch black return fitting designed for integration into pool and spa plumbing systems. This insider inlet fits directly into 1-inch pipe openings, optimizing water return to maintain circulation and filtration efficiency. Built from corrosion-resistant materials, it offers reliable performance in chemical-rich environments. Suitable for both retrofits and new installations, this return fitting is a key part of maintaining water balance and overall system functionality.
-
Installs Inside 1" Plumbing: Engineered to fit snugly inside 1-inch pipe openings for seamless integration.
-
Supports Consistent Water Return: Facilitates directional water flow to promote uniform system pressure and movement.
-
Built for Harsh Environments: Durable materials resist chemical and UV degradation for long-term use.
-
Great for New or Retrofit Systems: Works well in both replacement projects and initial equipment installations.
-
Enhances Filtration Flow: Aids in proper water turnover, keeping pool or spa water clean and well-balanced.
(1) Waterway Econ Return Fitting Insider Inlet | Black | 400-9181