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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 Z200535 Z-One 2-Way valve body, 3/4", Sweat, 5.0 Cv, 25 PSI P

Caleffi Z200535 Z-One 2-Way valve body, 3/4", Sweat, 5.0 Cv, 25 PSI P

SKU #: CALEZ200535   |   MPN #: Z200535

Regular price $67.17
Sale price $67.17 Regular price $0.00
MSRP: $77.70

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Caleffi Z200513 Z-One 2-Way valve body, 3/4", NPT, 3.5 Cv, 30 PSI P

Caleffi Z200513 Z-One 2-Way valve body, 3/4", NPT, 3.5 Cv, 30 PSI P

SKU #: CALEZ200513   |   MPN #: Z200513

Regular price $76.41
Sale price $76.41 Regular price $0.00
MSRP: $87.80

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Caleffi Z200517 Z-One 2-Way valve body, 3/4", NPT, 7.5 Cv, 20 PSI P

Caleffi Z200517 Z-One 2-Way valve body, 3/4", NPT, 7.5 Cv, 20 PSI P

SKU #: CALEZ200517   |   MPN #: Z200517

Regular price $76.38
Sale price $76.38 Regular price $0.00
MSRP: $87.80

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Caleffi Z200617 Z-One 2-Way valve body, 1", NPT, 7.5 Cv, 20 PSI P

Caleffi Z200617 Z-One 2-Way valve body, 1", NPT, 7.5 Cv, 20 PSI P

SKU #: CALEZ200617   |   MPN #: Z200617

Regular price $117.00
Sale price $117.00 Regular price $0.00
MSRP: $139

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Caleffi Z200635 Z-One 2-Way valve body, 1", Sweat, 5.0 Cv, 25 PSI P

Caleffi Z200635 Z-One 2-Way valve body, 1", Sweat, 5.0 Cv, 25 PSI P

SKU #: CALEZ200635   |   MPN #: Z200635

Regular price $111.54
Sale price $111.54 Regular price $0.00
MSRP: $132

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Caleffi Z200637 Z-One 2-Way valve body, 1", Sweat, 7.5 Cv, 20 PSI P

Caleffi Z200637 Z-One 2-Way valve body, 1", Sweat, 7.5 Cv, 20 PSI P

SKU #: CALEZ200637   |   MPN #: Z200637

Regular price $111.45
Sale price $111.45 Regular price $0.00
MSRP: $132

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Caleffi Z200687 Z-One 2-Way valve body, 1", Male Union, 7.5 Cv, 20 PSI P

Caleffi Z200687 Z-One 2-Way valve body, 1", Male Union, 7.5 Cv, 20 PSI P

SKU #: CALEZ200687   |   MPN #: Z200687

Regular price $74.30
Sale price $74.30 Regular price $0.00
MSRP: $87.80

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Caleffi Z200683 Z-One 2-Way valve body, 1" male union, 3.5 Cv, 30 PSI P

Caleffi Z200683 Z-One 2-Way valve body, 1" male union, 3.5 Cv, 30 PSI P

SKU #: CALEZ200683   |   MPN #: Z200683

Regular price $74.30
Sale price $74.30 Regular price $0.00
MSRP: $87.80

Special Order

Caleffi Z200737 Z-One 2-Way valve body, 1 1/4", Sweat, 7.5 Cv, 20 PSI P

Caleffi Z200737 Z-One 2-Way valve body, 1 1/4", Sweat, 7.5 Cv, 20 PSI P

SKU #: CALEZ200737   |   MPN #: Z200737

Regular price $140.60
Sale price $140.60 Regular price $0.00
MSRP: $176

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Caleffi Z207537 Z-One 2-Way valve body, 3/4", Sweat LEAD FREE, 7.5 Cv, 20 PSI P

Caleffi Z207537 Z-One 2-Way valve body, 3/4", Sweat LEAD FREE, 7.5 Cv, 20 PSI P

SKU #: CALEZ207537   |   MPN #: Z207537

Regular price $82.79
Sale price $82.79 Regular price $0.00
MSRP: $101

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Caleffi Z207411 Z-One 2-Way valve body, 1/2", NPT LEAD FREE, 1 Cv, 75 PSI P,

Caleffi Z207411 Z-One 2-Way valve body, 1/2", NPT LEAD FREE, 1 Cv, 75 PSI P,

SKU #: CALEZ207411   |   MPN #: Z207411

Regular price $74.55
Sale price $74.55 Regular price $0.00
MSRP: $87.80

Special Order

Caleffi Z207433 Z-One 2-Way valve body, 1/2", Sweat LEAD FREE, 3.5 Cv, 30 PSI P

Caleffi Z207433 Z-One 2-Way valve body, 1/2", Sweat LEAD FREE, 3.5 Cv, 30 PSI P

SKU #: CALEZ207433   |   MPN #: Z207433

Regular price $70.30
Sale price $70.30 Regular price $0.00
MSRP: $82.20

Special Order

Caleffi Z207533 Z-One 2-Way valve body, 3/4", Sweat LEAD FREE, 3.5 Cv, 30 PSI P

Caleffi Z207533 Z-One 2-Way valve body, 3/4", Sweat LEAD FREE, 3.5 Cv, 30 PSI P

SKU #: CALEZ207533   |   MPN #: Z207533

Regular price $82.75
Sale price $82.75 Regular price $0.00
MSRP: $101

Special Order

Caleffi Z300513 Z-One 3-Way valve body, 3/4", NPT, 3.5 Cv, 30 PSI P

Caleffi Z300513 Z-One 3-Way valve body, 3/4", NPT, 3.5 Cv, 30 PSI P

SKU #: CALEZ300513   |   MPN #: Z300513

Regular price $89.45
Sale price $89.45 Regular price $0.00
MSRP: $107

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Caleffi NA10828 1-1/2" FNPT low lead ball valve

Caleffi NA10828 1-1/2" FNPT low lead ball valve

SKU #: CALENA10828   |   MPN #: NA10828

Regular price $134.13
Sale price $134.13 Regular price $0.00
MSRP: $158

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Caleffi NA10826 1" FNPT low lead ball valve

Caleffi NA10826 1" FNPT low lead ball valve

SKU #: CALENA10826   |   MPN #: NA10826

Regular price $68.59
Sale price $68.59 Regular price $0.00
MSRP: $74.50

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Caleffi NA10824 1/2" FNPT low lead ball valve

Caleffi NA10824 1/2" FNPT low lead ball valve

SKU #: CALENA10824   |   MPN #: NA10824

Regular price $46.26
Sale price $46.26 Regular price $0.00
MSRP: $46.90

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Caleffi NA10829 2" FNPT low lead ball valve

Caleffi NA10829 2" FNPT low lead ball valve

SKU #: CALENA10829   |   MPN #: NA10829

Regular price $290.77
Sale price $290.77 Regular price $0.00
MSRP: $382

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Caleffi NA10827 1-1/4" FNPT low lead ball valve

Caleffi NA10827 1-1/4" FNPT low lead ball valve

SKU #: CALENA10827   |   MPN #: NA10827

Regular price $113.24
Sale price $113.24 Regular price $0.00
MSRP: $125

Special Order

Caleffi NA10825 3/4" FNPT low lead ball valve

Caleffi NA10825 3/4" FNPT low lead ball valve

SKU #: CALENA10825   |   MPN #: NA10825

Regular price $55.08
Sale price $55.08 Regular price $0.00
MSRP: $57.50

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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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