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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 NA553362 Boiler Trim Kit, 1" NPT, 4.4Gal with ASSE 1012 Back Flow

Caleffi NA553362 Boiler Trim Kit, 1" NPT, 4.4Gal with ASSE 1012 Back Flow

SKU #: CALENA553362   |   MPN #: NA553362

Regular price $507.20
Sale price $507.20 Regular price $0.00
MSRP: $721

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Caleffi NA553362R Boiler Trim Kit, 1" NPT, 4.4Gal with ASSE 1013 Back Flow

Caleffi NA553362R Boiler Trim Kit, 1" NPT, 4.4Gal with ASSE 1013 Back Flow

SKU #: CALENA553362R   |   MPN #: NA553362R

Regular price $774.69
Sale price $774.69 Regular price $0.00
MSRP: $1,146

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Caleffi NA553366R Boiler Trim Kit, 1" Press, 4.4Gal with ASSE 1013 Back Flow

Caleffi NA553366R Boiler Trim Kit, 1" Press, 4.4Gal with ASSE 1013 Back Flow

SKU #: CALENA553366R   |   MPN #: NA553366R

Regular price $809.93
Sale price $809.93 Regular price $0.00
MSRP: $1,202

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Caleffi NA553376 Boiler Trim Kit, 1 1/4" Press, 4.4Gal with ASSE 1012 Back Flow

Caleffi NA553376 Boiler Trim Kit, 1 1/4" Press, 4.4Gal with ASSE 1012 Back Flow

SKU #: CALENA553376   |   MPN #: NA553376

Regular price $638.11
Sale price $638.11 Regular price $0.00
MSRP: $929

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Caleffi NA553369R Boiler Trim Kit, 1" Sweat, 4.4Gal with ASSE 1013 Back Flow

Caleffi NA553369R Boiler Trim Kit, 1" Sweat, 4.4Gal with ASSE 1013 Back Flow

SKU #: CALENA553369R   |   MPN #: NA553369R

Regular price $767.69
Sale price $767.69 Regular price $0.00
MSRP: $1,135

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Caleffi NA553372 Boiler Trim Kit, 1 1/4" NPT, 4.4Gal with ASSE 1012 Back Flow

Caleffi NA553372 Boiler Trim Kit, 1 1/4" NPT, 4.4Gal with ASSE 1012 Back Flow

SKU #: CALENA553372   |   MPN #: NA553372

Regular price $579.51
Sale price $579.51 Regular price $0.00
MSRP: $836

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Caleffi 200000 Thermostatic Control Head

Caleffi 200000 Thermostatic Control Head

SKU #: CALE200000   |   MPN #: 200000

Regular price $65.31
Sale price $65.31 Regular price $0.00
MSRP: $73.40

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Caleffi 535004 REPLACEMENT CARTRIDGE X 5350-5351 1/2"-3

Caleffi 535004 REPLACEMENT CARTRIDGE X 5350-5351 1/2"-3

SKU #: CALE535004   |   MPN #: 535004

Regular price $60.53
Sale price $60.53 Regular price $0.00
MSRP: $68.80

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Caleffi 535006HA Replacement cartridge for 535HA 1/2", 3/4", 1"

Caleffi 535006HA Replacement cartridge for 535HA 1/2", 3/4", 1"

SKU #: CALE535006HA   |   MPN #: 535006HA

Regular price $66.58
Sale price $66.58 Regular price $0.00
MSRP: $77.90

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Caleffi 535009HA Replacement cartridge for 535HA 1-1/4", 1-1/2", 2"

Caleffi 535009HA Replacement cartridge for 535HA 1-1/4", 1-1/2", 2"

SKU #: CALE535009HA   |   MPN #: 535009HA

Regular price $183.28
Sale price $183.28 Regular price $0.00
MSRP: $235

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Caleffi 201000 THERMO CONTROL HEAD W/REMOTE ADJ KNOB

Caleffi 201000 THERMO CONTROL HEAD W/REMOTE ADJ KNOB

SKU #: CALE201000   |   MPN #: 201000

Regular price $114.15
Sale price $114.15 Regular price $0.00
MSRP: $131

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Caleffi 203502 Thermo.Contro Head w/compact probe

Caleffi 203502 Thermo.Contro Head w/compact probe

SKU #: CALE203502   |   MPN #: 203502

Regular price $194.80
Sale price $194.80 Regular price $0.00
MSRP: $247

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Caleffi 472000 THERMO CONTROL HWAED W/REMOTE+ADJ KNOB

Caleffi 472000 THERMO CONTROL HWAED W/REMOTE+ADJ KNOB

SKU #: CALE472000   |   MPN #: 472000

Regular price $195.94
Sale price $195.94 Regular price $0.00
MSRP: $249

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Caleffi 502243A Automatic Air Vent 1/2 Inch NPT Brass

Caleffi 502243A Automatic Air Vent 1/2 Inch NPT Brass

SKU #: CALE502243A   |   MPN #: 502243A

Regular price $42.99
Sale price $42.99 Regular price $0.00
MSRP: $52.10

Available in stock

Caleffi 502630 ROBOCAL Automatic Air Vent 3/8"

Caleffi 502630 ROBOCAL Automatic Air Vent 3/8"

SKU #: CALE502630   |   MPN #: 502630

Regular price $26.59
Sale price $26.59 Regular price $0.00
MSRP: $26.59

Available in stock

Caleffi 502710A Automatic Air Vent 1/8 Inch NPT Brass

Caleffi 502710A Automatic Air Vent 1/8 Inch NPT Brass

SKU #: CALE502710A   |   MPN #: 502710A

Regular price $24.21
Sale price $24.21 Regular price $0.00
MSRP: $26.80

Available in stock

Caleffi 502640 ROBOCAL Automatic air vent 1/2" Metric

Caleffi 502640 ROBOCAL Automatic air vent 1/2" Metric

SKU #: CALE502640   |   MPN #: 502640

Regular price $27.94
Sale price $27.94 Regular price $0.00
MSRP: $28.50

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Caleffi 501502A MAXCAL Automatic air vent 3/4" NPT Female

Caleffi 501502A MAXCAL Automatic air vent 3/4" NPT Female

SKU #: CALE501502A   |   MPN #: 501502A

Regular price $276.48
Sale price $276.48 Regular price $0.00
MSRP: $403

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Caleffi 502015A MINICAL Automatic Air Vent 1/8" NPT Male

Caleffi 502015A MINICAL Automatic Air Vent 1/8" NPT Male

SKU #: CALE502015A   |   MPN #: 502015A

Regular price From $22.13
Sale price From $22.13 Regular price $0.00
MSRP: $22.13

Available in stock

Caleffi 508013A Hygros. Air Vent 1/8" NPT Male(25pcs)

Caleffi 508013A Hygros. Air Vent 1/8" NPT Male(25pcs)

SKU #: CALE508013A   |   MPN #: 508013A

Regular price $15.29
Sale price $15.29 Regular price $0.00
MSRP: $15.29

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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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