The 1/8" NPT port acts as a vent or a breather to ensure the internal diaphragm moves freely according to atmospheric pressure

Which systems are compatible with the Goodman 10625721

Common Questions What is the maximum glycol percentage for the B212

It comes with the technical lead wire and the correct terminal ends for a plug-and-play installation into the existing wiring harness

Galvanized Steel Construction: High-grade rust-resistant steel provides long-term durability in high-humidity environments

Fenwal 35-705500-001 Control Els PW 29614 The 1/8" NPT port actsThe Fenwal 35 705500 001 is a 120VAC Direct Spark Ignition (DSI) control module engineered for precise burner sequencing in commercial and residential gas fired equipment. This microprocessor based ignition control operates with a 4 second Trial for Ignition (TFI) period, making it a critical component for systems requiring rapid flame establishment. Designed for efficiency, this unit features a single try ignition sequence and does not include a pre