CMP Pressure Test Plug [FG Main Drain] (25215-900-000) horizonventures while the more specific connection

while the more specific connection format helps preserve compatibility in older or version-sensitive plumbing layouts

affecting both sealing integrity and user confidence in the filter once it is back in operation

and part number R0327301 before ordering to ensure the correct fit

Helps create secure rope attachment points in compatible installations

CMP Pressure Test Plug [FG Main Drain] (25215-900-000) horizonventures while the more specific connectionThe CMP Pressure Test Plug [FG Main Drain] is a practical replacement test plug for service work where matching the original configuration matters more than making a broad, generic substitution. It is used around drain or main drain service points where correct sizing and compatibility help simplify testing, winterizing, or water movement through the pool or spa system. Key identifying details from the listing include FG Main Drain. Because many CMP,