25-inch NPT connection and a 1/2-inch orifice

Will this fit all Williams Forsaire models

A clockwise (CW) rotation ensures correct airflow direction

Without a vent limiter

maintaining a tight seal at the flue aperture is non-negotiable for preventing exhaust leaks and optimizing draft performance

Trane VAL2378 TXV 340793-762 25-inch NPT connection and aThe Trane VAL2378 TXV is a critical OEM thermostatic expansion valve engineered for R 22 refrigerant systems with a 5 ton nominal capacity. This straight through configuration features a 1 2 inch inlet and a 7 8 inch outlet, providing precise superheat control to prevent liquid slugging and ensure optimal evaporator coil performance. As a veteran grade refrigerant metering device, the VAL2378 includes a 5 foot capillary tube for flexible remote bulb