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Secure Pneumatic Interface: Standard 1/4" barb connection ensures a leak-free fit with existing pressure switch tubing
this regulator is suitable for natural gas
Replacing the entire assembly is recommended over cleaning to ensure a consistent micro-amp signal
also identified as Lennox 27K6101
Resideo ZD20X24TZ Damper 30067439-890 Secure Pneumatic Interface: Standard 1/4"The Resideo ZD20X24TZ is a heavy duty parallel blade zone damper designed for precision airflow control in multi zone HVAC systems. Building on the reliable design of the legacy ZDB 20X24, this 20 inch wide by 24 inch high damper features a synchronous motor mounted on the 24 inch side. Operating on a standard 24Vac signal, the actuator utilizes a power closed spring return open configuration, ensuring the zone defaults to an open state during power
