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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 551766A DISCAL Rotating Collar Air Separator 1" Press Union

Caleffi 551766A DISCAL Rotating Collar Air Separator 1" Press Union

SKU #: CALE551766A   |   MPN #: 551766A

Regular price $259.48
Sale price $259.48 Regular price $0.00
MSRP: $393

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Caleffi 551796A DISCAL Rotating Collar Air Separator 1" Sweat Union

Caleffi 551796A DISCAL Rotating Collar Air Separator 1" Sweat Union

SKU #: CALE551796A   |   MPN #: 551796A

Regular price $235.06
Sale price $235.06 Regular price $0.00
MSRP: $350

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Caleffi 551795A DISCAL Rotating Collar Air Separator 3/4" Seat Union

Caleffi 551795A DISCAL Rotating Collar Air Separator 3/4" Seat Union

SKU #: CALE551795A   |   MPN #: 551795A

Regular price $224.27
Sale price $224.27 Regular price $0.00
MSRP: $331

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Caleffi 553649A AutoFill 1/2"Sweat Inlet X 1/2" NPT outlet w/ Pressure Gauge

Caleffi 553649A AutoFill 1/2"Sweat Inlet X 1/2" NPT outlet w/ Pressure Gauge

SKU #: CALE553649A   |   MPN #: 553649A

Regular price $135.26
Sale price $135.26 Regular price $0.00
MSRP: $164

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Caleffi 573007A Automatic Fill 1/2 Inch Brass

Caleffi 573007A Automatic Fill 1/2 Inch Brass

SKU #: CALE573007A   |   MPN #: 573007A

Regular price $198.26
Sale price $198.26 Regular price $0.00
MSRP: $278

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Caleffi 573012A Automatic Fill 1/2 Inch NPT Brass

Caleffi 573012A Automatic Fill 1/2 Inch NPT Brass

SKU #: CALE573012A   |   MPN #: 573012A

Regular price $203.75
Sale price $203.75 Regular price $0.00
MSRP: $282

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Caleffi 573019A Automatic Fill 1/2 Inch Sweat Brass

Caleffi 573019A Automatic Fill 1/2 Inch Sweat Brass

SKU #: CALE573019A   |   MPN #: 573019A

Regular price $213.50
Sale price $213.50 Regular price $0.00
MSRP: $270

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Caleffi 573002A COMBO AutoFill 1/2" NPT X 1/2" NPT ASSE 1012

Caleffi 573002A COMBO AutoFill 1/2" NPT X 1/2" NPT ASSE 1012

SKU #: CALE573002A   |   MPN #: 573002A

Regular price $203.29
Sale price $203.29 Regular price $0.00
MSRP: $261

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Caleffi 573017A Automatic Fill 1/2 Inch Brass

Caleffi 573017A Automatic Fill 1/2 Inch Brass

SKU #: CALE573017A   |   MPN #: 573017A

Regular price $214.14
Sale price $214.14 Regular price $0.00
MSRP: $299

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Caleffi Z111000 Z-One 24V,Normally Closed Actuator,w/ Switch

Caleffi Z111000 Z-One 24V,Normally Closed Actuator,w/ Switch

SKU #: CALEZ111000   |   MPN #: Z111000

Regular price $120.13
Sale price $120.13 Regular price $0.00
MSRP: $145

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Caleffi NA59600 Ball Valve 2" Female-Female

Caleffi NA59600 Ball Valve 2" Female-Female

SKU #: CALENA59600   |   MPN #: NA59600

Regular price $152.89
Sale price $152.89 Regular price $0.00
MSRP: $191

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Caleffi Z111900 Actuator with High Current Switch

Caleffi Z111900 Actuator with High Current Switch

SKU #: CALEZ111900   |   MPN #: Z111900

Regular price $120.17
Sale price $120.17 Regular price $0.00
MSRP: $145

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Caleffi 676258A Zone Valve 3/4" PEX exp, Twistop end switch

Caleffi 676258A Zone Valve 3/4" PEX exp, Twistop end switch

SKU #: CALE676258A   |   MPN #: 676258A

Regular price $185.96
Sale price $185.96 Regular price $0.00
MSRP: $242

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Caleffi 551705A DISCAL Rotating Collar Air Separator 3/4" MNPT Union

Caleffi 551705A DISCAL Rotating Collar Air Separator 3/4" MNPT Union

SKU #: CALE551705A   |   MPN #: 551705A

Regular price $225.98
Sale price $225.98 Regular price $0.00
MSRP: $334

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Caleffi 574002A Automatic Fill 1/2 Inch NPT Brass

Caleffi 574002A Automatic Fill 1/2 Inch NPT Brass

SKU #: CALE574002A   |   MPN #: 574002A

Regular price $381.62
Sale price $381.62 Regular price $0.00
MSRP: $578

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Caleffi 676259A Zone Valve 3/4" SWT, Twistop end switch

Caleffi 676259A Zone Valve 3/4" SWT, Twistop end switch

SKU #: CALE676259A   |   MPN #: 676259A

Regular price $185.96
Sale price $185.96 Regular price $0.00
MSRP: $242

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Caleffi 676266A Zone Valve 1" Press Fit Twist Top w/ES

Caleffi 676266A Zone Valve 1" Press Fit Twist Top w/ES

SKU #: CALE676266A   |   MPN #: 676266A

Regular price $215.19
Sale price $215.19 Regular price $0.00
MSRP: $286

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Caleffi 676268A Zone Valve 1" PEX exp, Twistop end switch

Caleffi 676268A Zone Valve 1" PEX exp, Twistop end switch

SKU #: CALE676268A   |   MPN #: 676268A

Regular price $208.55
Sale price $208.55 Regular price $0.00
MSRP: $276

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Caleffi Z126000 Z-One 120V,Normally Closed Actuator,w/o Switch

Caleffi Z126000 Z-One 120V,Normally Closed Actuator,w/o Switch

SKU #: CALEZ126000   |   MPN #: Z126000

Regular price $113.32
Sale price $113.32 Regular price $0.00
MSRP: $135

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Caleffi 676269A Zone Valve 1" SWT, Twistop end switch

Caleffi 676269A Zone Valve 1" SWT, Twistop end switch

SKU #: CALE676269A   |   MPN #: 676269A

Regular price $208.55
Sale price $208.55 Regular price $0.00
MSRP: $276

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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