CMP Generic Weir [5-7/8" SP1090 (25141-170-000) duraplastic A check valve helps maintain

A check valve helps maintain one-way flow and protect the ozone side of the system from unwanted backflow

0 HP SVL56 and Champion high pressure applications

0 HP SVL56E-130 pump applications

High amperage spa motors are designed to support powerful jet performance and circulation

It is a practical choice for service work where both the mounting style and the switching response need to match closely

CMP Generic Weir [5-7/8" SP1090 (25141-170-000) duraplastic A check valve helps maintainThe CMP generic 5 7 8 inch weir is designed for compatible SP1090 style skimmer applications where the weir door needs replacement. A weir is useful because it helps regulate how surface water enters the skimmer, improving floating debris capture and supporting more effective skimming action. This replacement is especially useful when the original weir is cracked, warped, faded, or no longer operating correctly. Matching the correct 5 7 8 inch SP1090