CMP Pressure Test Plug [FG Main Drain] (25215-900-000)

Description

The 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, Pentair, Water Ace, and related pool components can look similar at a glance, the part number 25215-900-000 should be used as the main confirmation point before ordering.

For best results, inspect the current part before removal, note how it is oriented in the assembly, and compare every visible size or style callout with this listing. If the product is being installed as part of a repair, also review the surrounding gaskets, collars, fittings, fasteners, or sealing surfaces so the replacement can seat properly and the repair is not compromised by an older adjacent component.

• Designed for drains applications where the listed size, style, or finish must match the existing installation
• Use manufacturer part number 25215-900-000 to confirm compatibility before replacing the original component
• Helps complete a focused repair without replacing the entire surrounding pool, spa, or equipment assembly
• Recommended for service technicians, maintenance teams, and homeowners matching an existing part by measurement and appearance
• Review adjoining seals, fasteners, and connection points during installation for the cleanest repair