CALEFFI

The 142281A by CALEFFI is a 1 1/2" NPT balancing valve. It is designed for precise flow control and balancing in heating and cooling systems. With its durable c

The 142291A by CALEFFI is a 2" NPT balancing valve. It is designed for precise flow control and balancing in heating and cooling systems. With its reliable perf

The 221500A by CALEFFI is a 3/4" NPT straight TRV (thermostatic radiator valve) body. It is designed for precise temperature control in heating systems. With it

The 250041A by CALEFFI is a solar autoair vent valve with a 1/2" NPT connection. It is designed for efficient air elimination and pressure regulation in solar h

The 251003A by CALEFFI is a solar air separator with a 3/4" NPTF (female taper pipe thread) connection. It is designed for efficient air elimination and separat

The 251004A by CALEFFI is a high solar air vent with a 1/2" NPT connection. It is designed for efficient air elimination and pressure regulation in solar heatin

The 252149A by CALEFFI is a 1/2" sweat solar mixing valve. It is designed for precise water temperature control and mixing in solar heating systems. With its re

The 301040 is a straight two-pipe valve with a 1/2 inch male connection. This valve provides reliable and precise control in heating and cooling systems. Its co

The 342452 is a lockshield elbow with a 1/2 inch male x 3/4 inch male connection. This elbow ensures precise flow control and allows for easy adjustment and mai

The 343452 is a straight lockshield valve with a 1/2 inch x 3/4 inch connection. This valve provides precise flow control and allows for easy adjustment and mai

The 501502A is a high-capacity air vent with a 3/4 inch NPT connection manufactured by CALEFFI. This vent ensures efficient removal of air from the system, ensu

The 502040A is a MiniCal air vent with a 1/2 inch NPT connection manufactured by CALEFFI. This vent effectively removes air from the system, ensuring efficient

The 502043A is an air vent with a hygroscopic cap and a 1/2 inch NPT connection manufactured by CALEFFI. This vent effectively removes air from the system while

The CALEFFI 502115A minical valve with check is a versatile solution for flow control and air venting. With its 1/8 inch size and reliable performance, this val

The 502243A is a high-capacity 1/2 inch NPT air vent manufactured by CALEFFI. With its efficient design, this air vent effectively removes air from the system,

The CALEFFI 502343A air vent with check valve ensures efficient air venting while preventing backflow. With its 1/2 inch NPT size and reliable performance, this

The CALEFFI 502710A hydronic air vent is an automatic vent with a check valve, designed for efficient air venting in hydronic systems. With its 1/8 inch male th

The 519006 is a differential bypass valve designed to maintain a constant pressure difference in heating systems. This valve ensures balanced flow and prevents

The 519502A is a differential bypass valve with a 3/4 inch NPT connection manufactured by CALEFFI. This valve ensures accurate pressure regulation and different

The 519600A is a differential bypass valve with a 1 inch NPT connection manufactured by CALEFFI. This valve ensures accurate pressure regulation and differentia