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Auto Air Ventvalve

The Honeywell Hygrovent is an automatic air vent for hot water and steam systems. Install in baseboards, radiators, convectors and high points in piping systems to remove air. The nickel-plated valve has a quick venting design and a positive shut-off ball check.

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1 In Lead Free Automatic Reseating Temp/Pressure Relief Valve, 150 psi, 210 degree F, Test Lever, Extended Shank, 3 In Thermostat