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Collection: Caleffi

Founded in 1956 in Italy, Caleffi is a global leader in hydronic heating, plumbing, and air conditioning components. From thermostatic mixing valves and pressure reducing valves to air separators and zone valves, Caleffi engineers for precision, efficiency, and reliability.

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1805 products

Caleffi 132539AFC QuickSetter+ Balancing Valve w/ Flowmeter Union, 3/4" Sweat .5 - 1.75 GPM Low Lead

Caleffi 132539AFC QuickSetter+ Balancing Valve w/ Flowmeter Union, 3/4" Sweat .5 - 1.75 GPM Low Lead

SKU #: CALE132539AFC   |   MPN #: 132539AFC

Regular price $262.01
Sale price $262.01 Regular price $0.00
MSRP: $337

Special Order

Caleffi 132557AFC QuickSetter+ Balancing Valve w/ Flowmeter Union, 3/4" Press 2 - 7 GPM & Temp Gauge Low Lead

Caleffi 132557AFC QuickSetter+ Balancing Valve w/ Flowmeter Union, 3/4" Press 2 - 7 GPM & Temp Gauge Low Lead

SKU #: CALE132557AFC   |   MPN #: 132557AFC

Regular price $338.14
Sale price $338.14 Regular price $0.00
MSRP: $444

Special Order

Caleffi 520419A AngleMix 3- Way Mixing valve 1/2" sweat union

Caleffi 520419A AngleMix 3- Way Mixing valve 1/2" sweat union

SKU #: CALE520419A   |   MPN #: 520419A

Regular price $222.20
Sale price $222.20 Regular price $0.00
MSRP: $290

Special Order

Caleffi 127359AF 2G0 FlowCal PIBV Low Lead 3/4" Sweat 2 GPM

Caleffi 127359AF 2G0 FlowCal PIBV Low Lead 3/4" Sweat 2 GPM

SKU #: CALE127359AF2G0   |   MPN #: 127359AF 2G0

Regular price $121.24
Sale price $121.24 Regular price $0.00
MSRP: $139

Special Order

Caleffi 520500AX Thermostatic Mixing 3/4 Inch NPT Brass

Caleffi 520500AX Thermostatic Mixing 3/4 Inch NPT Brass

SKU #: CALE520500AX   |   MPN #: 520500AX

Regular price $262.06
Sale price $262.06 Regular price $0.00
MSRP: $350

Special Order

Caleffi 127369AF 3G5 FlowCal PIBV Low Lead 1" Sweat 3.5 GPM

Caleffi 127369AF 3G5 FlowCal PIBV Low Lead 1" Sweat 3.5 GPM

SKU #: CALE127369AF3G5   |   MPN #: 127369AF 3G5

Regular price $132.87
Sale price $132.87 Regular price $0.00
MSRP: $160

Special Order

Caleffi 132554AFC Balancing 3/4 Inch PEX Brass

Caleffi 132554AFC Balancing 3/4 Inch PEX Brass

SKU #: CALE132554AFC   |   MPN #: 132554AFC

Regular price $262.01
Sale price $262.01 Regular price $0.00
MSRP: $337

Special Order

Caleffi 127359AF 3G5 FlowCal PIBV Low Lead 3/4" Sweat 3.5 GPM

Caleffi 127359AF 3G5 FlowCal PIBV Low Lead 3/4" Sweat 3.5 GPM

SKU #: CALE127359AF3G5   |   MPN #: 127359AF 3G5

Regular price $120.64
Sale price $120.64 Regular price $0.00
MSRP: $139

Special Order

Caleffi 520419AC Thermostatic Mixing 1/2 Inch Sweat Brass

Caleffi 520419AC Thermostatic Mixing 1/2 Inch Sweat Brass

SKU #: CALE520419AC   |   MPN #: 520419AC

Regular price $238.80
Sale price $238.80 Regular price $0.00
MSRP: $315

Special Order

Caleffi 132559AFC QuickSetter+ Balancing Valve w/ Flowmeter Union, 3/4" Sweat 2 - 7 GPM Low Lead

Caleffi 132559AFC QuickSetter+ Balancing Valve w/ Flowmeter Union, 3/4" Sweat 2 - 7 GPM Low Lead

SKU #: CALE132559AFC   |   MPN #: 132559AFC

Regular price $262.01
Sale price $262.01 Regular price $0.00
MSRP: $337

Special Order

Caleffi 127359AF 2G6 FlowCal PIBV Low Lead 3/4" Sweat 2.6 GPM

Caleffi 127359AF 2G6 FlowCal PIBV Low Lead 3/4" Sweat 2.6 GPM

SKU #: CALE127359AF2G6   |   MPN #: 127359AF 2G6

Regular price $118.18
Sale price $118.18 Regular price $0.00
MSRP: $139

Special Order

Caleffi 127369AF 5G0 FlowCal PIBV Low Lead 1" Sweat 5 GPM

Caleffi 127369AF 5G0 FlowCal PIBV Low Lead 1" Sweat 5 GPM

SKU #: CALE127369AF5G0   |   MPN #: 127369AF 5G0

Regular price $132.87
Sale price $132.87 Regular price $0.00
MSRP: $160

Special Order

Caleffi 520510A AngleMix 3- Way Mixing valve 3/4" NPT male union

Caleffi 520510A AngleMix 3- Way Mixing valve 3/4" NPT male union

SKU #: CALE520510A   |   MPN #: 520510A

Regular price $237.48
Sale price $237.48 Regular price $0.00
MSRP: $313

Special Order

Caleffi 520506AX Thermostatic Mixing 3/4 Inch Press Brass

Caleffi 520506AX Thermostatic Mixing 3/4 Inch Press Brass

SKU #: CALE520506AX   |   MPN #: 520506AX

Regular price $295.94
Sale price $295.94 Regular price $0.00
MSRP: $401

Special Order

Caleffi 132633AFC QuickSetter+ Balancing Valve w/ Flowmeter Union, 1" Pex Expansion .5 - 1.75 GPM & Temp Gauge Low Lead

Caleffi 132633AFC QuickSetter+ Balancing Valve w/ Flowmeter Union, 1" Pex Expansion .5 - 1.75 GPM & Temp Gauge Low Lead

SKU #: CALE132633AFC   |   MPN #: 132633AFC

Regular price $334.18
Sale price $334.18 Regular price $0.00
MSRP: $436

Special Order

Caleffi 132555AFC Balancing 3/4 Inch PEX Brass

Caleffi 132555AFC Balancing 3/4 Inch PEX Brass

SKU #: CALE132555AFC   |   MPN #: 132555AFC

Regular price $296.88
Sale price $296.88 Regular price $0.00
MSRP: $385

Special Order

Caleffi 132634AFC QuickSetter+ Balancing Valve w/ Flowmeter Union, 1" Pex crimp.5 - 1.75 GPM Low Lead

Caleffi 132634AFC QuickSetter+ Balancing Valve w/ Flowmeter Union, 1" Pex crimp.5 - 1.75 GPM Low Lead

SKU #: CALE132634AFC   |   MPN #: 132634AFC

Regular price $301.31
Sale price $301.31 Regular price $0.00
MSRP: $389

Special Order

Caleffi 132636AFC QuickSetter+ Balancing Valve w/ Flowmeter Union, 1" press .5 - 1.75 GPM Low Lead

Caleffi 132636AFC QuickSetter+ Balancing Valve w/ Flowmeter Union, 1" press .5 - 1.75 GPM Low Lead

SKU #: CALE132636AFC   |   MPN #: 132636AFC

Regular price $328.59
Sale price $328.59 Regular price $0.00
MSRP: $428

Special Order

Caleffi 127359AF 3G0 FlowCal PIBV Low Lead 3/4" Sweat 3 GPM

Caleffi 127359AF 3G0 FlowCal PIBV Low Lead 3/4" Sweat 3 GPM

SKU #: CALE127359AF3G0   |   MPN #: 127359AF 3G0

Regular price $121.24
Sale price $121.24 Regular price $0.00
MSRP: $139

Special Order

Caleffi 127369AF 6G0 FlowCal PIBV Low Lead 1" Sweat 6 GPM

Caleffi 127369AF 6G0 FlowCal PIBV Low Lead 1" Sweat 6 GPM

SKU #: CALE127369AF6G0   |   MPN #: 127369AF 6G0

Regular price $132.87
Sale price $132.87 Regular price $0.00
MSRP: $160

Special Order

Caleffi FAQ

What is Caleffi?

Caleffi is a manufacturer of hydronic heating and plumbing components, known for high-quality valves, fittings, and system solutions designed for efficiency and reliability.

What products does Caleffi offer?

Caleffi offers mixing valves, pressure reducing valves (PRVs), pressure relief valves, air separators, zone valves, and hydronic system controls for plumbing and HVAC applications.

What is a Caleffi mixing valve used for?

Caleffi mixing valves, including thermostatic and temperature mixing valves, regulate water temperature to improve safety, comfort, and system efficiency.

What does a Caleffi pressure reducing valve do?

A Caleffi pressure reducing valve (PRV) controls incoming water pressure, protecting plumbing systems and fixtures from damage caused by high pressure.

What is a Caleffi air separator?

Caleffi air separators remove air from hydronic heating systems, improving efficiency, reducing noise, and preventing system damage.

Are Caleffi products high quality?

Caleffi products are made from premium materials and engineered for durability, offering long-lasting performance in demanding hydronic and plumbing systems.

Where are Caleffi products made?

Caleffi was founded in Italy and operates globally, with manufacturing and distribution supporting markets including Caleffi North America.

Can Caleffi products be used in residential and commercial systems?

Yes, Caleffi components are designed for residential, commercial, and industrial hydronic systems, ensuring consistent performance across applications.

Do Caleffi products help improve energy efficiency?

By regulating temperature, pressure, and air removal, Caleffi valves and components help hydronic systems operate more efficiently and reduce energy waste.

Why choose Caleffi for hydronic systems?

Caleffi stands out for precision engineering, reliable performance, and a complete range of hydronic solutions that support safe, efficient plumbing and heating systems.

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