Search results for 'heat exchanger inlet'
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Caleffi Series 251 Discal High Capacity Auto Air Vent 1/2" NPT Female
Caleffi Series 251 Discal High Capacity Auto Air Vent 1/2" NPT FemaleHigh-performance automatic air vent for solar heating systems. Working temperature range: -20—320ºF. Max. working pressure: 150 psi. Max. discharge pressure: 150 psi$55.10 -
Caleffi Series 251 Discal 3/4" NPT Female Air Separator.
Caleffi Series 251 Discal 3/4" NPT Female Air Separator.Air separator for solar heating systems. Working temperature range: -20—320ºF. Max. working pressure: 150 psi. Max. discharge pressure: 150 psi. Connections: Main, ¾" NPT, female Drain, ½" NPT, female$76.74 -
Caleffi Series 250 Solar Automatic Air Vent-1/2"
Caleffi Series 250 Solar Automatic Air Vent-1/2"Automatic air vents are used in the closed circuits of solar heating systems. They allow air contained in the fluid to be released automatically during the filling process, through a valve operated by a float in contact with fluid in the system. The shut-off valves are used in combination with the automatic air vents to isolate them after filling the circuit of solar heating systems. .These series of products have been specially made to work at high temperatures with a glycol medium.$29.51 -
Caleffi Series 250 Solar Automatic Air Vent-3/8"
Caleffi Series 250 Solar Automatic Air Vent-3/8"Automatic air vents are used in the closed circuits of solar heating systems. They allow air contained in the fluid to be released automatically during the filling process, through a valve operated by a float in contact with fluid in the system. The shut-off valves are used in combination with the automatic air vents to isolate them after filling the circuit of solar heating systems. .These series of products have been specially made to work at high temperatures with a glycol medium.$27.16 -
Caleffi Series 250 Solar Automatic Air Vent
Caleffi Series 250 Solar Automatic Air VentAutomatic air vents are used in the closed circuits of solar heating systems. They allow air contained in the fluid to be released automatically during the filling process, through a valve operated by a float in contact with fluid in the system. The shut-off valves are used in combination with the automatic air vents to isolate them after filling the circuit of solar heating systems. .These series of products have been specially made to work at high temperatures with a glycol medium.$27.16 -
Caleffi Z-One 120V Normally Closed Valve Actuators
Caleffi Z-One 120V Normally Closed Valve ActuatorsZ-one valves are used to automatically shut-off the flow or redirect hot and chilled water in hydronic heating and air conditioning systems. The motorized two position, on/off/, spring return A1 series actuator has an end mounted push button for quick installation to valve body. The actuator is equipped with or without auxiliary switch and configured Normally closed or Normally Opened with wire or terminal connections.$48.57 -
Caleffi Z-One 24V Normally Closed Valve Actuators
Caleffi Z-One 24V Normally Closed Valve ActuatorsZ-one valves are used to automatically shut-off the flow or redirect hot and chilled water in hydronic heating and air conditioning systems. The motorized two position, on/off/, spring return A1 series actuator has an end mounted push button for quick installation to valve body. The actuator is equipped with or without auxiliary switch and configured Normally closed or Normally Opened with wire or terminal connections.$48.57 -
Caleffi Universal Flow Switch
Universal Flow Switch for heating systems. 1" NPTM, Brass body, Suitable for 1" to 8" pipe. UL listed.Universal Flow Switch for heating and air conditioning systems. Suitable for 1" to 8" pipe size. Working pressure: 150 psi. Working Temperature: 250 F. Minimum Flow: 5.7 GPM. Rating of switch contacts : 5A. CE, cUL, NEMA Type 5, IP 54$121.97 -
Caleffi Z-One Quick Order Valve and Actuator Sets with 18" Wire Leads and Auxiliary Switch-1 -1/4"
Caleffi Z-One Quick Order Valve and ActuatorZ-one valves are used to automatically shut-off the flow or redirect hot and chilled water in hydronic heating and air conditioning systems. The motorized two position, on/off/, spring return A1 series actuator has an end mounted push button for quick installation to valve body. The actuator is equipped with or without auxiliary switch and configured Normally closed or Normally Opened with wire or terminal connections. The zero leakage high temperature zone valve body Z2 series is 2-way straight through and the valve body Z3 series is 3-way diverting. The Z1 series actuator is easily attached by a push button lock and without tools. The high temperature and high close-off performance characteristics of these zone valves, combined with the compact size, makes them suitable to fit inside baseboard or directly in fan coil units.$106.90 -
Duravent PPS 12" Length Straight Pipe 2" Diameter
12" Length of Polypropylene Vent Pipe for use with Venting Gas Appliances. Available in 2", 3", and 4" diameter.PolyPro is a polypropylene vent pipe for use with ANSI Category II and IV gas burning appliances, including tankless and storage water heaters, high-efficiency water heaters, condensing boilers and warm air furnaces. PolyPro is listed by Intertek to the ULC S636 standard in Canada and is rated as a Class IIA, IIB and IIC vent system suitable for exhaust temperatures up to 230°F / 110°C, and a maximum positive pressure of 15 in-w.c.
$7.02