Skip to content

Free Shipping on All Orders!

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.

Compare (0/5)

1805 products

Caleffi 551028A DISCAL Air Separators: Brass, 1" Sweat

Caleffi 551028A DISCAL Air Separators: Brass, 1" Sweat

SKU #: CALE551028A   |   MPN #: 551028A

Regular price $141.58
Sale price $141.58 Regular price $0.00
MSRP: $216

Available in stock

Caleffi NA51363 Serviceable low lead Check Valve 1" FNPT

Caleffi NA51363 Serviceable low lead Check Valve 1" FNPT

SKU #: CALENA51363   |   MPN #: NA51363

Regular price $122.50
Sale price $122.50 Regular price $0.00
MSRP: $138

Available in stock

Caleffi 132552A QuickSetter Balancing Valve w/ Flow Meter 3/4" NPT 2-7 GPM

Caleffi 132552A QuickSetter Balancing Valve w/ Flow Meter 3/4" NPT 2-7 GPM

SKU #: CALE132552A   |   MPN #: 132552A

Regular price $188.84
Sale price $188.84 Regular price $0.00
MSRP: $276

Available in stock

Caleffi 132772A Balancing 1-1/4 Inch NPT Brass

Caleffi 132772A Balancing 1-1/4 Inch NPT Brass

SKU #: CALE132772A   |   MPN #: 132772A

Regular price $206.92
Sale price $206.92 Regular price $0.00
MSRP: $428

Available in stock

Caleffi 132432A Balancing 1/2 Inch NPT Brass

Caleffi 132432A Balancing 1/2 Inch NPT Brass

SKU #: CALE132432A   |   MPN #: 132432A

Regular price $165.01
Sale price $165.01 Regular price $0.00
MSRP: $255

Available in stock

Caleffi 521518AC MixCal 3-way Mixing Valve 3/4" Pex Expansion w/Check Valves & Temp Gauge

Caleffi 521518AC MixCal 3-way Mixing Valve 3/4" Pex Expansion w/Check Valves & Temp Gauge

SKU #: CALE521518AC   |   MPN #: 521518AC

Regular price $253.43
Sale price $253.43 Regular price $0.00
MSRP: $337

Available in stock

Caleffi 521519AC MixCal 3-way Mixing Valve 3/4" Sweat w/Check Valves & Temp Gauge

Caleffi 521519AC MixCal 3-way Mixing Valve 3/4" Sweat w/Check Valves & Temp Gauge

SKU #: CALE521519AC   |   MPN #: 521519AC

Regular price $238.39
Sale price $238.39 Regular price $0.00
MSRP: $337

Available in stock

Caleffi 551008A DISCAL Air Separator 1 1/2" NPT

Caleffi 551008A DISCAL Air Separator 1 1/2" NPT

SKU #: CALE551008A   |   MPN #: 551008A

Regular price $278.91
Sale price $278.91 Regular price $0.00
MSRP: $432

Special Order

Caleffi 551022A DISCAL Air Separator 3/4" Sweat Compact

Caleffi 551022A DISCAL Air Separator 3/4" Sweat Compact

SKU #: CALE551022A   |   MPN #: 551022A

Regular price $97.83
Sale price $97.83 Regular price $0.00
MSRP: $136

Special Order

Caleffi 535551HA PressCal PRV ASSE 1003, 3/4" PEX Expansion w/ Pressure Gauge

Caleffi 535551HA PressCal PRV ASSE 1003, 3/4" PEX Expansion w/ Pressure Gauge

SKU #: CALE535551HA   |   MPN #: 535551HA

Regular price $138.95
Sale price $138.95 Regular price $0.00
MSRP: $166

Special Order

Caleffi 521600AC MixCal 3-Way Mixing Valve 1" NPT w/Check Valves

Caleffi 521600AC MixCal 3-Way Mixing Valve 1" NPT w/Check Valves

SKU #: CALE521600AC   |   MPN #: 521600AC

Regular price $262.06
Sale price $262.06 Regular price $0.00
MSRP: $352

Special Order

Caleffi 551006A DISCAL Air Separator 1" NPT

Caleffi 551006A DISCAL Air Separator 1" NPT

SKU #: CALE551006A   |   MPN #: 551006A

Regular price $161.55
Sale price $161.55 Regular price $0.00
MSRP: $228

Special Order

Caleffi 535941HA PressCal PRV ASSE 1003, 1/2" Sweat w/ Pressure Gauge

Caleffi 535941HA PressCal PRV ASSE 1003, 1/2" Sweat w/ Pressure Gauge

SKU #: CALE535941HA   |   MPN #: 535941HA

Regular price $126.97
Sale price $126.97 Regular price $0.00
MSRP: $151

Special Order

Caleffi 644269A 2-Way, 1' SWT, 24V, 13 Cv Motorized Ball

Caleffi 644269A 2-Way, 1' SWT, 24V, 13 Cv Motorized Ball

SKU #: CALE644269A   |   MPN #: 644269A

Regular price $308.97
Sale price $308.97 Regular price $0.00
MSRP: $423

Special Order

Caleffi 521519A MixCal Adjustable Thermostatic and Pressure Balanced Mixing Valve (sweat, with temperature gauge) 3/4" Sweat

Caleffi 521519A MixCal Adjustable Thermostatic and Pressure Balanced Mixing Valve (sweat, with temperature gauge) 3/4" Sweat

SKU #: CALE521519A   |   MPN #: 521519A

Regular price $189.19
Sale price $189.19 Regular price $0.00
MSRP: $300

Available in stock

Caleffi 553642A AutoFill 1/2" NPT Inlet X 1/2" NPT Outlet w/ Pressure Gauge

Caleffi 553642A AutoFill 1/2" NPT Inlet X 1/2" NPT Outlet w/ Pressure Gauge

SKU #: CALE553642A   |   MPN #: 553642A

Regular price $119.05
Sale price $119.05 Regular price $0.00
MSRP: $173

Available in stock

Caleffi 59474A Check Valve 1/8" (502610)

Caleffi 59474A Check Valve 1/8" (502610)

SKU #: CALE59474A   |   MPN #: 59474A

Regular price $19.18
Sale price $19.18 Regular price $0.00
MSRP: $19.18

Special Order

Caleffi 120141A 000 FlowCal Y-Strainer 1/2" NPT with Ball Valve

Caleffi 120141A 000 FlowCal Y-Strainer 1/2" NPT with Ball Valve

SKU #: CALE120141A000   |   MPN #: 120141A 000

Regular price $145.58
Sale price $145.58 Regular price $0.00
MSRP: $168

Special Order

Caleffi 120159A 000 FlowCal Y-Strainer 3/4" SWT with Ball Valve

Caleffi 120159A 000 FlowCal Y-Strainer 3/4" SWT with Ball Valve

SKU #: CALE120159A000   |   MPN #: 120159A 000

Regular price $141.38
Sale price $141.38 Regular price $0.00
MSRP: $162

Special Order

Caleffi 120349A 000 Pressure Independent Balancing 1/2 Inch NPT Brass

Caleffi 120349A 000 Pressure Independent Balancing 1/2 Inch NPT Brass

SKU #: CALE120349A000   |   MPN #: 120349A 000

Regular price $150.48
Sale price $150.48 Regular price $0.00
MSRP: $175

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.

Free Shipping on Everything!
30 Days Free Returns
Secure Payment
Expert Customer Support