CMP Pressure Test Plug [FG Main Drain] (25215-900-000) laingthermotech but to get it running

but to get it running the way it should

The CZXHLC3105 is a practical replacement for compatible Hayward Spa Xi heaters that need renewed rear-header integrity and cleaner hi-limit support

Supports cleaner and more dependable system management

Useful for lubricating seals

pump tubes can flatten

CMP Pressure Test Plug [FG Main Drain] (25215-900-000) laingthermotech but to get it runningThe 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,