Precise Metering: The #40 drill size provides a consistent 0

Part of the RH Series Compact Power Relays

it provides a dependable 24V signal interrupt to the integrated furnace control if combustion gases aren't drafting properly through the heat exchanger

these valves include a CD2250 brass wrench flare cap and a high-performance valve core

Enviro-tec PC-07-0202 Diaphragm Precise Metering: The #40 drillThe Enviro tec PC 07 0202 Diaphragm is a critical OEM replacement part engineered for high performance pneumatic actuator assemblies within VAV terminal units and air handling systems. As a veteran technician knows, maintaining precise pressure regulation is essential for accurate airflow control and zone comfort. This replacement diaphragm is manufactured to the exact tolerances required for Enviro tec equipment, ensuring a seamless fit and immediate