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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 132657 QS+ replacement body 2.0 to 7.0 GPM

Caleffi 132657 QS+ replacement body 2.0 to 7.0 GPM

SKU #: CALE132657   |   MPN #: 132657

Regular price $216.46
Sale price $216.46 Regular price $0.00
MSRP: $270

Special Order

Caleffi F0000580 Replacement therm. dis. cartridge

Caleffi F0000580 Replacement therm. dis. cartridge

SKU #: CALEF0000580   |   MPN #: F0000580

Regular price $58.95
Sale price $58.95 Regular price $0.00
MSRP: $64.30

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Caleffi 59472 Valve seat for 574050A

Caleffi 59472 Valve seat for 574050A

SKU #: CALE59472   |   MPN #: 59472

Regular price $48.83
Sale price $48.83 Regular price $0.00
MSRP: $52.70

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Caleffi 551716 body only, order unions separately

Caleffi 551716 body only, order unions separately

SKU #: CALE551716   |   MPN #: 551716

Regular price $208.35
Sale price $208.35 Regular price $0.00
MSRP: $306

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Caleffi F19346 132 Series Replacement Stem

Caleffi F19346 132 Series Replacement Stem

SKU #: CALEF19346   |   MPN #: F19346

Regular price $50.28
Sale price $50.28 Regular price $0.00
MSRP: $51.90

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Caleffi NA16265L 3/4" Press adapter kit with 1" union nut

Caleffi NA16265L 3/4" Press adapter kit with 1" union nut

SKU #: CALENA16265L   |   MPN #: NA16265L

Regular price $54.04
Sale price $54.04 Regular price $0.00
MSRP: $54.20

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Caleffi NA11308 PRV Spool, 535H (1-1/2") Series

Caleffi NA11308 PRV Spool, 535H (1-1/2") Series

SKU #: CALENA11308   |   MPN #: NA11308

Regular price $35.97
Sale price $35.97 Regular price $0.00
MSRP: $35.97

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Caleffi NA11309 PRV Spool, 535H (2") Series

Caleffi NA11309 PRV Spool, 535H (2") Series

SKU #: CALENA11309   |   MPN #: NA11309

Regular price $70.42
Sale price $70.42 Regular price $0.00
MSRP: $74.90

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Caleffi NA644200 2-Way body w/24V act., no fittings

Caleffi NA644200 2-Way body w/24V act., no fittings

SKU #: CALENA644200   |   MPN #: NA644200

Regular price $257.87
Sale price $257.87 Regular price $0.00
MSRP: $347

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Caleffi NA16265LC 3/4" Press adapter w/1" union nut, check

Caleffi NA16265LC 3/4" Press adapter w/1" union nut, check

SKU #: CALENA16265LC   |   MPN #: NA16265LC

Regular price $61.96
Sale price $61.96 Regular price $0.00
MSRP: $68.60

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Caleffi NA11307 PRV Spool, 535H (1-1/4") Series

Caleffi NA11307 PRV Spool, 535H (1-1/4") Series

SKU #: CALENA11307   |   MPN #: NA11307

Regular price $26.52
Sale price $26.52 Regular price $0.00
MSRP: $26.52

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Caleffi 100001A Port Set 1/4 Inch NPT Brass

Caleffi 100001A Port Set 1/4 Inch NPT Brass

SKU #: CALE100001A   |   MPN #: 100001A

Regular price $24.15
Sale price $24.15 Regular price $0.00
MSRP: $24.15

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Caleffi 116010 Repl. temp gauge, 1-1/2" dial, 30-180F

Caleffi 116010 Repl. temp gauge, 1-1/2" dial, 30-180F

SKU #: CALE116010   |   MPN #: 116010

Regular price $23.01
Sale price $23.01 Regular price $0.00
MSRP: $23.01

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Caleffi 112001 Insulation Shell for 132552A

Caleffi 112001 Insulation Shell for 132552A

SKU #: CALE112001   |   MPN #: 112001

Regular price $49.67
Sale price $49.67 Regular price $0.00
MSRP: $51.10

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Caleffi 116000 Replacement actuator dis. cartridge

Caleffi 116000 Replacement actuator dis. cartridge

SKU #: CALE116000   |   MPN #: 116000

Regular price $71.96
Sale price $71.96 Regular price $0.00
MSRP: $82.90

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Caleffi NA10363 Pressure Gauge for PresCal Series and Autofill Series Valves

Caleffi NA10363 Pressure Gauge for PresCal Series and Autofill Series Valves

SKU #: CALENA10363   |   MPN #: NA10363

Regular price $20.75
Sale price $20.75 Regular price $0.00
MSRP: $20.75

Available in stock

Caleffi 680505A Fitting 3/4" Nominal PEX

Caleffi 680505A Fitting 3/4" Nominal PEX

SKU #: CALE680505A   |   MPN #: 680505A

Regular price $18.29
Sale price $18.29 Regular price $0.00
MSRP: $18.29

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Caleffi 688003A Manifold Gage 50mm 210 F

Caleffi 688003A Manifold Gage 50mm 210 F

SKU #: CALE688003A   |   MPN #: 688003A

Regular price $48.29
Sale price $48.29 Regular price $0.00
MSRP: $49.40

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Caleffi 680503A Fitting 3/8" Nominal PEX

Caleffi 680503A Fitting 3/8" Nominal PEX

SKU #: CALE680503A   |   MPN #: 680503A

Regular price $18.29
Sale price $18.29 Regular price $0.00
MSRP: $18.29

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Caleffi 681524 SELF-ADJ.DIAM.DARCAL FITTING 3/4" 11,5

Caleffi 681524 SELF-ADJ.DIAM.DARCAL FITTING 3/4" 11,5

SKU #: CALE681524   |   MPN #: 681524

Regular price $18.62
Sale price $18.62 Regular price $0.00
MSRP: $18.62

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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