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Amtrol 399678; 444-1 Air Scoop (125PSI, 1-1/4in)
$43.73Product DetailsMaterialCast IronConnection TypeFNPT x FNPTMax Pressure (PSI)125 PSISize (In)1-1/4 inMax Temp (F)240 °FDescriptionThe water that is used initially to fill a hot water heating system contains dissolved air. Make-up water subsequent added... -
Bell & Gossett 113001; 7 Air Vent (75PSI, 1/8in)
$99.89Product DetailsMaterialBrassMax Pressure75 PSISize (In)1/8 inMax Temp (F)240 °FDescriptionAir Vent, 1/8 in. Female, Fits Brand Multiple, For Use With Universal.1130017Hoffman SpecialtyBell & GossettITT Hoffman Specialty -
Bell & Gossett 113021; 87 Air Vent (150PSI, 1/2 x 3/4in)
$141.51Product DetailsMaterialBrassConnection TypeThreadedMax Pressure150 PSISize (In)1/2 x 3/4 inMax Temp (F)240 °FDescriptionAutomatic Air Vent, Max. Working Pressure (PSI) 150, 3/4 In. MNPT, 1/2 In. FNPT Inlet, Height (In.) 4-3/4, Width (In.) 2-1/4, Brass, ... -
Caleffi 250041A Air Vent (150PSI, 1/2in)
$55.00Product DetailsMaterialBrassConnection TypeMNPTMax Pressure150 PSISize (In)1/2 inMax Temp (F)360 °FDescriptionAutomatic air vents are used in the closed circuits of solar heating systems. They allow air contained in the fluid to be released automatically... -
Caleffi 502015A Air Vent (150PSI, 1/8in)
$21.00Product DetailsMaterialBrassConnection TypeMale ThreadedMax Pressure150 PSISize (In)1/8 inMax Temp (F)250 °FDescriptionThe Caleffi High Capacity Automatic Air Vent 1/8" NPT Male is designed to remove trapped air that accumulates in heating and air... -
Caleffi 502610A Air Vent (150PSI, 1/8in)
$18.14Product DetailsMaterialBrassConnection TypeMNPTMax Pressure150 PSISize (In)1/8 inMax Temp (F)250 °FDescription High capacity float type automatic air vent designed for use on manifolds or pipes in sealed heating systems. Check valve on 5023 series... -
Caleffi 502620A Air Vent (60PSI, 1/4in)
$20.34Product DetailsMaterialBrassMax Pressure60 PSISize (In)1/4 inMax Temp (F)250 °FDescription High capacity float type automatic air vent designed for use on manifolds or pipes in sealed heating systems. Check valve on 5023 series allows an easy... -
Caleffi 508013A Air Vent (150PSI, 1/8in)
$13.47Product DetailsMaterialBrassConnection TypeMNPTMax Pressure150 PSISize (In)1/8 inMax Temp (F)212 °FDescription Radiator air vent valve designed to remove automatically any air trapped inside the heat emitters both during the filling of the system and in... -
Caleffi 551022A Air Eliminator (150PSI, 3/4in)
$71.81Product DetailsMaterialBrassConnection TypeC x CMax Pressure150 PSISize (In)3/4 inMax Temp (F)250 °FDescription Air separators are used to continuously remove the air contained in the hydronic circuits of heating and cooling systems. The air discharge... -
Caleffi NA29284 Air Valve (150PSI, 1/2in)
$48.32Product DetailsMaterialBrass chrome platedMax Pressure150 PSISize (In)1/2 inDescriptionThe Caleffi Automatic Air Vent Shut-off only is used in the closed circuits of solar heating systems. They allow air contained in the fluid to be released... -
Hoffman Specialty 401422; 1A Air Valve (10PSIG, 1/8in)
$57.20Product DetailsMaterialSteelMax Pressure10 PSIGSize (In)1/8 inMax Temp (F)240 °FDescription Air Valve (non-vacuum).Float-type vent.Adjustable port for true proportional venting v 6 port settings from slow (1) to fast (6).1/8" NPT angle connection.Maximum... -
Hoffman Specialty 401434; 75 Air Valve (15PSIG, 1/2 x 3/4in)
$166.31Product DetailsMaterialSteelConnection TypeFNPT x MNPTMax Pressure15 PSIGMax Temp (F)240 °FSize (In)1/2 x 3/4 inDescription1/2" npt female and 3/4" npt male staight shank steam vent for steam main operation, max. Operating pressure 3 psig, maximum...