ensuring the precise static pressure required to close furnace pressure switches and initiate the ignition sequence

Standard installations require replacement once per heating season

ensuring reliable cold-start performance and consistent temperature regulation

Featuring a robust chrome-plated brass body and a distinctive red faucet handle for high-temperature identification

Resideo SV173 Air Vent 326010-701 ensuring the precise static pressureWhen you're dealing with air binding in high efficiency hydronic systems, the Resideo SV173 Air Vent provides the high venting capacity required to maintain optimal heat transfer. Designed as a 3 8" air vent with check vent, this unit integrates seamlessly with SuperVent PV Series products to eliminate the frequent need for manual bleeding. Built from heavy duty brass, the SV173 automatic air vent is rated for a maximum operating pressure of 150 psi