CALEFFI

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 5026 is a 20A air vent manufactured by CALEFFI. With its 1/4-inch NPT connection, this vent provides efficient and reliable air removal from plumbing system

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

The 519609A is a differential bypass valve with a 1 inch NPT connection. This valve ensures balanced flow and prevents excessive pressure in heating systems. It

The 519700A is a differential bypass valve with a 1 1/4 inch NPT connection manufactured by CALEFFI. This valve ensures accurate pressure regulation and differe

The 519709A is a differential bypass valve with a 1 1/4 inch NPT connection. This valve ensures balanced flow and prevents excessive pressure in heating systems

The 520051A is an angle body mix valve with a 1 inch union connection. This valve provides accurate temperature control in hydronic heating systems. Its compact

The 520500AX is a 3/4 inch female threaded tank hose cross with a 3/4 inch male NPT connection. This cross fitting allows for easy connection of tank hoses, ens

The 520516AC is a 3/4 inch pressure angle mix valve with a gauge. This valve provides precise temperature control and includes a gauge for easy monitoring. Its

The 520516AX is a 3/4 inch female threaded tank hose cross with a 3/4 inch pressure connection. This cross fitting allows for easy connection of tank hoses, ens

The 520519A is a 3/4 inch angle body mix valve with a sweat connection. This valve ensures accurate temperature control in hydronic heating systems. Its durable