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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... -
Caleffi 573006A Fill Valve (1/2in)
$172.65Product DetailsSize1/2 inConnection TypePress x PressMaterialBrassMax Pressure175 PSIMax Temp (F)150 °FDescriptionPre-adjustable automatic filling valve with backflow preventer and pressure gauge... -
Caleffi 553542A Fill Valve (1/2in)
$93.00Product DetailsSize1/2 inConnection TypeMNPT x FNPTMaterialBrassTemperature Range (F)150 °FMax Pressure (PSI)230 PSIDescriptionThe function of the Caleffi 553542A is to automatically fill and... -
Caleffi 521519AC Mixing Valve (3/4in)
$197.89Product DetailsSize3/4 inConnection TypeC x CMaterialBrassTemperature Range (F)85 to 150 °FMax Pressure (PSI)200 PSIDescriptionThe Caleffi MixCal three-way thermostatic mixing valve is used in... -
Caleffi 502640 Air Vent (1/2in)
$24.76Product DetailsSize1/2 inMaterialBrassTemperature Range (F)240 °FMax Pressure (PSI)150 PSIDescriptionAutomatic radiator air vent valve is designed to remove any air trapped inside the heat emitters... -
Caleffi Z55P Zone Valve (3/4in)
$164.46Product DetailsMaterialForged BrassSize3/4 inConnection TypePressTemperature Range (F)32 to 240 °FVoltage (v)24 VACMax Pressure (PSI)300 PSIDescriptionIncludes (2)3/4" press fittings (NA16265).Screw... -
Caleffi 573002A Fill Valve (1/2in)
$147.68Product DetailsSize1/2 inConnection TypeNPT x NPTMaterialBrassTemperature Range (F)150 °FMax Pressure (PSI)175 PSIDescriptionThe automatic filling unit is a device consisting of a pressure reducing... -
Caleffi 521519A Mixing Valve (3/4in)
$166.25Product DetailsSize3/4 inConnection TypeC x CMaterialBrassTemperature Range (F)85 to 150 °FMax Pressure (PSI)200 PSIDescriptionThe Caleffi MIXCAL three-way thermostatic mixing valve is used in... -
Caleffi Z151000 Actuator (24v)
$85.78Product DetailsVoltage (v)24 vDescriptionCaleffi Z-one™ Normally Closed Actuator, Series: Z1, 4-17/32 in Actuator, 5 W/7 VA, 24 V Supply, 32 to 104 deg F, Polycarbonate Body, For Use With: Z2 and Z3... -
Caleffi Z121000 Actuator (24v)
$77.39Product DetailsVoltage (v)24 vDescription24V Normally Closed Actuator for Straight Through Valve Bodies without micro-switch 18" wireThe Z-one valve is a truly universal zone valve that can be used... -
Caleffi Z111000 Zone Valve (24v)
$87.00Product DetailsVoltage (v)24 vDescription24V Normally Closed Actuator for Straight Through Valve Bodies with micro-switch 18" wireThe Z-one valve is a truly universal zone valve that can be used in a...