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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 FlowCal+ PIBV 3/4" PEX Expansion 4 GPM w/ Check 127152AFC-4G0

Caleffi FlowCal+ PIBV 3/4" PEX Expansion 4 GPM w/ Check 127152AFC-4G0

SKU #: CALE127152AFC4G0   |   MPN #: 127152AFC 4G0

Regular price $131.47
Sale price $131.47 Regular price $0.00
MSRP: $158

Special Order

Caleffi 127151AFC 5G0 FlowCal+ PIBV Low Lead 3/4" NPT w/ Check 5 GPM

Caleffi 127151AFC 5G0 FlowCal+ PIBV Low Lead 3/4" NPT w/ Check 5 GPM

SKU #: CALE127151AFC5G0   |   MPN #: 127151AFC 5G0

Regular price $136.87
Sale price $136.87 Regular price $0.00
MSRP: $157

Special Order

Caleffi FlowCal+ PIBV 3/4" PEX Expansion 2 GPM w/ Check 127152AFC-2G0

Caleffi FlowCal+ PIBV 3/4" PEX Expansion 2 GPM w/ Check 127152AFC-2G0

SKU #: CALE127152AFC2G0   |   MPN #: 127152AFC 2G0

Regular price $131.47
Sale price $131.47 Regular price $0.00
MSRP: $158

Special Order

Caleffi 127151AFC 8G0 FlowCal+ PIBV Low Lead 3/4" NPT w/ Check 8 GPM

Caleffi 127151AFC 8G0 FlowCal+ PIBV Low Lead 3/4" NPT w/ Check 8 GPM

SKU #: CALE127151AFC8G0   |   MPN #: 127151AFC 8G0

Regular price $136.87
Sale price $136.87 Regular price $0.00
MSRP: $157

Special Order

Caleffi FlowCal+ PIBV 3/4" PEX Expansion 5 GPM w/ Check 127152AFC-5G0

Caleffi FlowCal+ PIBV 3/4" PEX Expansion 5 GPM w/ Check 127152AFC-5G0

SKU #: CALE127152AFC5G0   |   MPN #: 127152AFC 5G0

Regular price $137.57
Sale price $137.57 Regular price $0.00
MSRP: $158

Special Order

Caleffi FlowCal+ PIBV 3/4" PEX Expansion 0.35 GPM w/ Check 127152AFC-G35

Caleffi FlowCal+ PIBV 3/4" PEX Expansion 0.35 GPM w/ Check 127152AFC-G35

SKU #: CALE127152AFCG35   |   MPN #: 127152AFC G35

Regular price $137.57
Sale price $137.57 Regular price $0.00
MSRP: $158

Special Order

Caleffi FlowCal+ PIBV 3/4" PEX Expansion 0.5 GPM w/ Check 127152AFC-G50

Caleffi FlowCal+ PIBV 3/4" PEX Expansion 0.5 GPM w/ Check 127152AFC-G50

SKU #: CALE127152AFCG50   |   MPN #: 127152AFC G50

Regular price $131.47
Sale price $131.47 Regular price $0.00
MSRP: $158

Special Order

Caleffi 127156AFC 1G3 FlowCal+ PIBV Low Lead 3/4" Press w/ Check 1.3 GPM

Caleffi 127156AFC 1G3 FlowCal+ PIBV Low Lead 3/4" Press w/ Check 1.3 GPM

SKU #: CALE127156AFC1G3   |   MPN #: 127156AFC 1G3

Regular price $146.15
Sale price $146.15 Regular price $0.00
MSRP: $179

Special Order

Caleffi 127156AFC 2G5 FlowCal+ PIBV Low Lead 3/4" Press w/ Check 2.5 GPM

Caleffi 127156AFC 2G5 FlowCal+ PIBV Low Lead 3/4" Press w/ Check 2.5 GPM

SKU #: CALE127156AFC2G5   |   MPN #: 127156AFC 2G5

Regular price $152.25
Sale price $152.25 Regular price $0.00
MSRP: $179

Special Order

Caleffi 127154AFC 1G0 FlowCal+ PIBV Low Lead 3/4"PEX Crimp w/ Check 1 GPM

Caleffi 127154AFC 1G0 FlowCal+ PIBV Low Lead 3/4"PEX Crimp w/ Check 1 GPM

SKU #: CALE127154AFC1G0   |   MPN #: 127154AFC 1G0

Regular price $131.47
Sale price $131.47 Regular price $0.00
MSRP: $158

Special Order

Caleffi 121361A-4G0 Pressure Independent Balancing 1 Inch NPT Brass

Caleffi 121361A-4G0 Pressure Independent Balancing 1 Inch NPT Brass

SKU #: CALE121361A4G0   |   MPN #: 121361A 4G0

Regular price $305.02
Sale price $305.02 Regular price $0.00
MSRP: $396

Special Order

Caleffi 127156AFC 5G0 FlowCal+ PIBV Low Lead 3/4" Press w/ Check 5 GPM

Caleffi 127156AFC 5G0 FlowCal+ PIBV Low Lead 3/4" Press w/ Check 5 GPM

SKU #: CALE127156AFC5G0   |   MPN #: 127156AFC 5G0

Regular price $152.25
Sale price $152.25 Regular price $0.00
MSRP: $179

Special Order

Caleffi 127154AFC 1G5 FlowCal+ PIBV Low Lead 3/4"PEX Crimp w/ Check 1.5 GPM

Caleffi 127154AFC 1G5 FlowCal+ PIBV Low Lead 3/4"PEX Crimp w/ Check 1.5 GPM

SKU #: CALE127154AFC1G5   |   MPN #: 127154AFC 1G5

Regular price $137.57
Sale price $137.57 Regular price $0.00
MSRP: $158

Special Order

Caleffi 127156AFC 2G0 FlowCal+ PIBV Low Lead 3/4" Press w/ Check 2 GPM

Caleffi 127156AFC 2G0 FlowCal+ PIBV Low Lead 3/4" Press w/ Check 2 GPM

SKU #: CALE127156AFC2G0   |   MPN #: 127156AFC 2G0

Regular price $146.15
Sale price $146.15 Regular price $0.00
MSRP: $179

Special Order

Caleffi 121361A-5G0 Pressure Independent Balancing 1 Inch NPT Brass

Caleffi 121361A-5G0 Pressure Independent Balancing 1 Inch NPT Brass

SKU #: CALE121361A5G0   |   MPN #: 121361A 5G0

Regular price $305.02
Sale price $305.02 Regular price $0.00
MSRP: $396

Special Order

Caleffi 121361A-6G0 Pressure Independent Balancing 1 Inch NPT Brass

Caleffi 121361A-6G0 Pressure Independent Balancing 1 Inch NPT Brass

SKU #: CALE121361A6G0   |   MPN #: 121361A 6G0

Regular price $305.02
Sale price $305.02 Regular price $0.00
MSRP: $396

Special Order

Caleffi 121361A-4G5 Pressure Independent Balancing 1 Inch NPT Brass

Caleffi 121361A-4G5 Pressure Independent Balancing 1 Inch NPT Brass

SKU #: CALE121361A4G5   |   MPN #: 121361A 4G5

Regular price $305.02
Sale price $305.02 Regular price $0.00
MSRP: $396

Special Order

Caleffi 121361A-8G0 Pressure Independent Balancing 1 Inch NPT Brass

Caleffi 121361A-8G0 Pressure Independent Balancing 1 Inch NPT Brass

SKU #: CALE121361A8G0   |   MPN #: 121361A 8G0

Regular price $305.02
Sale price $305.02 Regular price $0.00
MSRP: $396

Special Order

Caleffi 127156AFC 3G0 FlowCal+ PIBV Low Lead 3/4" Press w/ Check 3 GPM

Caleffi 127156AFC 3G0 FlowCal+ PIBV Low Lead 3/4" Press w/ Check 3 GPM

SKU #: CALE127156AFC3G0   |   MPN #: 127156AFC 3G0

Regular price $152.25
Sale price $152.25 Regular price $0.00
MSRP: $179

Special Order

Caleffi 121369A Pressure Independent Balancing 1 Inch Sweat Brass

Caleffi 121369A Pressure Independent Balancing 1 Inch Sweat Brass

SKU #: CALE121369A   |   MPN #: 121369A

Regular price $268.77
Sale price $268.77 Regular price $0.00
MSRP: $344

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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