Armstrong International A9739 Air Vent Freon Broad Compatibility: Fits a wide

Broad Compatibility: Fits a wide range of Lochinvar boilers and A

What causes a 370°F rollout switch to trip

This unit is built for versatile installation

Does this unit require electrical power to operate

Armstrong International A9739 Air Vent Freon Broad Compatibility: Fits a wideThe Armstrong International A9739 Thermostat Air Vent is a critical OEM replacement part designed specifically for "A", "K", "J", and "L" Series float and thermostatic steam traps. Built for high demand environments, this steam trap air vent effectively discharges non condensable gases and CO2, preventing air binding and ensuring efficient heat transfer throughout your steam system. It features a balanced pressure phosphor bronze thermostatic wafer