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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 R59119 Discal Air Vent Cap (551)

Caleffi R59119 Discal Air Vent Cap (551)

SKU #: CALER59119   |   MPN #: R59119

Regular price $18.69
Sale price $18.69 Regular price $0.00
MSRP: $18.69

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Caleffi NA545355 Dirt Separator 3/4 Inch NPT

Caleffi NA545355 Dirt Separator 3/4 Inch NPT

SKU #: CALENA545355   |   MPN #: NA545355

Regular price $234.29
Sale price $234.29 Regular price $0.00
MSRP: $323

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Caleffi Repair Kit for 2" Caleffi 574 Series Backflow Preventer - NA11609

Caleffi Repair Kit for 2" Caleffi 574 Series Backflow Preventer - NA11609

SKU #: CALENA11609   |   MPN #: NA11609

Regular price $599.08
Sale price $599.08 Regular price $0.00
MSRP: $865

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Caleffi 548008A Hydroseparator 1-1/2" NPT Union

Caleffi 548008A Hydroseparator 1-1/2" NPT Union

SKU #: CALE548008A   |   MPN #: 548008A

Regular price $727.48
Sale price $727.48 Regular price $0.00
MSRP: $1,009

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Caleffi NA502740A Automatic Air Vent 1/2 Inch Brass

Caleffi NA502740A Automatic Air Vent 1/2 Inch Brass

SKU #: CALENA502740A   |   MPN #: NA502740A

Regular price $32.55
Sale price $32.55 Regular price $0.00
MSRP: $35.80

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Caleffi NA545356 Dirt Separator 1 Inch NPT

Caleffi NA545356 Dirt Separator 1 Inch NPT

SKU #: CALENA545356   |   MPN #: NA545356

Regular price $265.13
Sale price $265.13 Regular price $0.00
MSRP: $372

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Caleffi NA570974 Reload Resin 4 Bag Bucket

Caleffi NA570974 Reload Resin 4 Bag Bucket

SKU #: CALENA570974   |   MPN #: NA570974

Regular price $895.08
Sale price $895.08 Regular price $0.00
MSRP: $1,230

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Caleffi R59681 Hygroscopic Safety Cap- 5020+5021

Caleffi R59681 Hygroscopic Safety Cap- 5020+5021

SKU #: CALER59681   |   MPN #: R59681

Regular price $24.95
Sale price $24.95 Regular price $0.00
MSRP: $24.95

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Caleffi NA669150 Flow meter 1/4 to 1 gpm

Caleffi NA669150 Flow meter 1/4 to 1 gpm

SKU #: CALENA669150   |   MPN #: NA669150

Regular price $42.28
Sale price $42.28 Regular price $0.00
MSRP: $42.28

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Caleffi NA570971 Reload Resin 2 Bag Bucket

Caleffi NA570971 Reload Resin 2 Bag Bucket

SKU #: CALENA570971   |   MPN #: NA570971

Regular price $466.69
Sale price $466.69 Regular price $0.00
MSRP: $615

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Caleffi NA545366 DIRTMAG Composite Dirt Separator with Magnet - 1-in Press

Caleffi NA545366 DIRTMAG Composite Dirt Separator with Magnet - 1-in Press

SKU #: CALENA545366   |   MPN #: NA545366

Regular price $229.44
Sale price $229.44 Regular price $0.00
MSRP: $339

Available in stock

Caleffi NA545305 DIRTMAG Composite Dirt Separator with Magnet - 3/4-in Union NPT

Caleffi NA545305 DIRTMAG Composite Dirt Separator with Magnet - 3/4-in Union NPT

SKU #: CALENA545305   |   MPN #: NA545305

Regular price $194.77
Sale price $194.77 Regular price $0.00
MSRP: $261

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Caleffi NA545365 DIRTMAG Composite Dirt Separator with Magnet - 3/4-in Press

Caleffi NA545365 DIRTMAG Composite Dirt Separator with Magnet - 3/4-in Press

SKU #: CALENA545365   |   MPN #: NA545365

Regular price $209.24
Sale price $209.24 Regular price $0.00
MSRP: $284

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Caleffi NA545306 DIRTMAG Composite Dirt Separator with Magnet - 1-in Union NPT

Caleffi NA545306 DIRTMAG Composite Dirt Separator with Magnet - 1-in Union NPT

SKU #: CALENA545306   |   MPN #: NA545306

Regular price $219.94
Sale price $219.94 Regular price $0.00
MSRP: $301

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Caleffi NA545395 DIRTMAG Composite Dirt Separator with Magnet - 3/4-in Union Sweat

Caleffi NA545395 DIRTMAG Composite Dirt Separator with Magnet - 3/4-in Union Sweat

SKU #: CALENA545395   |   MPN #: NA545395

Regular price $194.14
Sale price $194.14 Regular price $0.00
MSRP: $260

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Caleffi 546097A DISCALDIRT Air & Dirt Separator - 1-1/4-in Sweat

Caleffi 546097A DISCALDIRT Air & Dirt Separator - 1-1/4-in Sweat

SKU #: CALE546097A   |   MPN #: 546097A

Regular price $336.17
Sale price $336.17 Regular price $0.00
MSRP: $527

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Caleffi 546096A DISCALDIRT Air & Dirt Separator - 1-in Sweat Male

Caleffi 546096A DISCALDIRT Air & Dirt Separator - 1-in Sweat Male

SKU #: CALE546096A   |   MPN #: 546096A

Regular price $287.11
Sale price $287.11 Regular price $0.00
MSRP: $442

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Caleffi 546166A DISCAL DIRTMAG Air & Dirt Separator with Magnet - 1-in Press

Caleffi 546166A DISCAL DIRTMAG Air & Dirt Separator with Magnet - 1-in Press

SKU #: CALE546166A   |   MPN #: 546166A

Regular price $412.71
Sale price $412.71 Regular price $0.00
MSRP: $599

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Caleffi 546167A DISCAL DIRTMAG Air & Dirt Separator with Magnet - 1-1/4-in Press

Caleffi 546167A DISCAL DIRTMAG Air & Dirt Separator with Magnet - 1-1/4-in Press

SKU #: CALE546167A   |   MPN #: 546167A

Regular price $512.32
Sale price $512.32 Regular price $0.00
MSRP: $756

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Caleffi 546196A DISCAL DIRTMAG Air & Dirt Separator with Magnet - 1-in Sweat

Caleffi 546196A DISCAL DIRTMAG Air & Dirt Separator with Magnet - 1-in Sweat

SKU #: CALE546196A   |   MPN #: 546196A

Regular price $387.54
Sale price $387.54 Regular price $0.00
MSRP: $559

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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