CMP 1.5" Corrosion Resistant Serviceable Check Valve (25830-350-000) cleaners and this generic version is

and this generic version is designed for 8 AWG wire with a #10 stud fit in a red format

and hose connection size

or unusually configured installations where equipment placement forces greater separation between the control pack and user interface

That can make the replacement feel more like a restoration than a workaround

CMP 1.5" Corrosion Resistant Serviceable Check Valve (25830-350-000) cleaners and this generic version isThe CMP 1. 5 inch corrosion resistant serviceable check valve is designed for compatible plumbing applications where dependable one way flow control is needed. A check valve is useful because it helps prevent reverse flow in the system, supporting cleaner circulation behavior and protecting related equipment from unwanted backflow. This replacement is especially useful when the original valve is sticking, leaking, or no longer sealing correctly. The