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  • Products
    Products:
    • Air and Dirt Separators and Air Vents
      Air and Dirt Separators and Air Vents:
      • 577 XF Xtra Filtration Magnetic Dirt Separators
        577 XF Xtra Filtration Magnetic Dirt Separators:
        • 577 XF
      • Air Vents
        Air Vents:
        • Accessories
        • DISCALAIR® Automatic (up to 4.5 SCFM)
        • HYGROCAL™ Radiator Air Vent
        • MAXCAL™ Automatic (up to 9.0 SCFM)
        • MINICAL® Automatic (up to 1.75 SCFM)
        • Manual
        • ROBOCAL™ Automatic (up to 1.75 SCFM)
        • VALCAL™ Automatic (up to 2.5 SCFM)
      • DIRTMAG® Magnetic Dirt Separators
        DIRTMAG® Magnetic Dirt Separators:
        • Accessories
        • DIRTMAG® (ANSI Flange)
        • DIRTMAG® (Composite)
        • DIRTMAG® Pro (Brass)
      • DISCALDIRTMAG™ Air and Magnetic Dirt Separators
        DISCALDIRTMAG™ Air and Magnetic Dirt Separators:
        • Accessories
        • DISCALDIRTMAG™ (ANSI Flange)
        • DISCALDIRTMAG™ (Brass)
        • DISCALDIRTMAG™ (Union)
      • DISCALDIRT® Air and Dirt Separators
        DISCALDIRT® Air and Dirt Separators:
        • Accessories
        • DISCALDIRT® (ANSI Flange)
        • DISCALDIRT® (Brass)
      • DISCAL® Air Separators
        DISCAL® Air Separators:
        • Accessories
        • DISCAL® (ANSI Flange)
        • DISCAL® (Brass)
    • Backflow Prevention and Safety Devices
      Backflow Prevention and Safety Devices:
      • Backflow Preventers
        Backflow Preventers:
        • Dual Check (DuC)
        • Dual Check with atmospheric vent (DuC-AV)
        • Reduced Pressure Principle (RP)
      • Safety Devices
        Safety Devices:
        • Vacuum Relief Valves (VRV)
    • Balancing Valves
      Balancing Valves:
      • Dynamic
        Dynamic:
        • Accessories
        • FlowCal+™ (compact)
        • FlowCal+™ (y-body)
        • FlowCal™ (compact)
        • FlowCal™ (hydronics)
        • FlowCal™ (y-body)
      • Static
        Static:
        • Accessories
        • Flo-Set™
        • QuickSetter+™
        • QuickSetter™ (hydronics)
      • Thermal
        Thermal:
        • Accessories
        • ThermoSetter™ Compact
        • ThermoSetter™ Large body
        • ThermoSetter™
    • Distribution Manifolds and Mixing Stations
      Distribution Manifolds and Mixing Stations:
      • Assemblies
        Assemblies:
        • Accessories
        • TwistFlow™
      • Temperature Mixing Units
        Temperature Mixing Units:
        • Accessories
        • HydroMixer™
      • Thermostatic Manifold Mixing Stations
        Thermostatic Manifold Mixing Stations:
        • Accessories
        • Low Temperature
    • Filling Units and Boiler Trim Kits
      Filling Units and Boiler Trim Kits:
      • Automatic Filling Units
        Automatic Filling Units:
        • Accessories
        • AutoFill™ Combo
        • AutoFill™
        • Boiler Trim Kits
      • Water Treatment
        Water Treatment:
        • Accessories
        • Filling Units
        • HYDROFLUSH™ (fill and flush cart)
    • Fittings
      Fittings:
      • AutoFill™
        AutoFill™:
        • Tail pieces, union nuts, washers
      • Backflow Preventers
        Backflow Preventers:
        • Tail pieces, union nuts, washers
      • PresCal™
        PresCal™:
        • Tail pieces, union nuts, washers
      • Separators
        Separators:
        • Tail pieces, union nuts, washers
      • Small Valves
        Small Valves:
        • 1" union Fittings
        • Tail pieces, union nuts, washers
      • Threaded
        Threaded:
        • Union nuts, nipples adapters, bushings
    • Hydraulic Separators
      Hydraulic Separators:
      • 4-in-1 SEP4™
        4-in-1 SEP4™:
        • Accessories
        • SEP4™ (ANSI Flange)
        • SEP4™ (Union)
      • Hydro Separators
        Hydro Separators:
        • Accessories
        • Hydro Separator (ANSI Flange)
        • Hydro Separators (Union)
        • HydroCal™ (ANSI Flange)
    • Mixing Valves
      Mixing Valves:
      • Digital
        Digital:
        • Accessories
        • LEGIOMIX® Station
        • LEGIOMIX®
      • Thermostatic (point of distribution)
        Thermostatic (point of distribution):
        • Accessories
        • AngleMix+™
        • AngleMix™ DL
        • AngleMix™
        • MixCal+™ (high flow)
        • MixCal™
        • TankMixer™ (Thermostatic Mixing Valve Kits)
      • Thermostatic (point of use)
        Thermostatic (point of use):
        • Accessories
        • SinkMixer™
        • TubMixer™ (high flow)
        • TubMixer™ (high flow) w/ gauge
    • Pressure Reducing Valves
      Pressure Reducing Valves:
      • Diaphragm Type
        Diaphragm Type:
        • Accessories
        • PresCal™
        • Prescal™ Compact
      • Piston Type
        Piston Type:
        • PresCal™ HP
      • Two Stage PRV Kit
        Two Stage PRV Kit:
        • KIT536
    • Renewable Components and Energy Meters
      Renewable Components and Energy Meters:
      • Biomass
        Biomass:
        • Accessories
        • ThermoBloc™ (recirc and distribution units)
        • ThermoProtec™ (mixing valves)
      • Energy Meters
        Energy Meters:
        • Accessories
        • CONTECA™
      • Solar
        Solar:
        • Accessories
        • Air Vents
        • DISCAL® (air separators)
        • Mixing Valves
        • Pump Stations
        • Safety Relief Valves
    • Specialty Components and Kits
      Specialty Components and Kits:
      • Air Vents (plumbing)
        Air Vents (plumbing):
        • PLUMBVENT™
      • Anti-freeze Valves
        Anti-freeze Valves:
        • iStop®
      • Check Valves
        Check Valves:
        • Accessories
        • Check Valves (serviceable)
        • Low Lead Brass Check Valves
      • Differential Pressure Bypass
        Differential Pressure Bypass:
        • Differential Pressure Bypass Valves
      • Isolation Ball Valves
        Isolation Ball Valves:
        • Accessories
        • Isolation Valves
      • Kits
        Kits:
        • Tankless Water Heater Kits
      • Universal Flow Switch
        Universal Flow Switch:
        • Uni-Switch™
      • Y-strainers
        Y-strainers:
        • Accessories
        • NPT Y-strainer
        • Union Y-strainer (plumbing and hydronics)
        • Y-strainers (hydronics)
    • Thermostatic Radiator Valves
      Thermostatic Radiator Valves:
      • Connection Valves
        Connection Valves:
        • Accessories
        • Angled Version
        • Straight Version
      • Radiator Valve Bodies
        Radiator Valve Bodies:
        • Accessories
        • Valve Bodies (angled)
        • Valve Bodies (straight)
      • Thermostatic control heads
        Thermostatic control heads:
        • Accessories
        • Control Heads (Built-in Sensor)
        • Control Heads (Remote Sensor)
    • Zone Valves, Controls and Coil Kits
      Zone Valves, Controls and Coil Kits:
      • Motorized Ball Zone Valves
        Motorized Ball Zone Valves:
        • 2-way (high-flow, straight)
        • 2-way (straight)
        • 3-way (by-pass)
        • 3-way (diverting)
      • Motorized Zone Valves
        Motorized Zone Valves:
        • 2-way Bodies (straight flow)
        • 3-way Bodies (diverting flow)
        • Accessories
        • Actuators (normally closed)
        • Actuators (normally opened)
        • Z-one™ 2-way
      • Pressure Independent Control Valves (PICV)
        Pressure Independent Control Valves (PICV):
        • Accessories
        • FLOWMATIC® Express Coil Kit
        • FLOWMATIC®
      • Thermo-electric Zone Valves
        Thermo-electric Zone Valves:
        • Accessories
        • TwisTop™
      • Z-one™ Zone Controls
        Z-one™ Zone Controls:
        • Accessories
        • Pump Zone Controls
        • Valve Zone Controls
  • Education
    Education:
    • idronics™
    • Coffee with Caleffi™
    • Ask Caleffi Podcast
  • Company
    Company:
    • Corporate
    • The Group
    • History
    • Certifications
    • Mission
    • Portfolio
    • The Caleffi Green
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Dirt Separation
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Blog

Dirt Separation

Blog post categories list
Blog post categories list
Idronics Hydronic Principles Ask Caleffi Podcast Mixing Valves Air Separation Dirt Separation Domestic Hot Water Systems Water Quality Zone Valves and Radiator Valves Balancing Valves Renewable resources Coffee with Caleffi Q&A Zone Relay Controls Manifolds and Mixing Stations Hydraulic Separation Pressure Reducing Valves Filling and Backflow Prevention Certifications Engineering Tools and Documentation Heat Meters BIM Mixing Valves, Thermostatic
October 11, 2022

The Great Debates: Hydronic Topics That Will Start an Argument in the Shop

Do I leave the air vent cap open or close it?  Do you leave the AutoFill(TM) open or closed?&nb...
Read more
The Ask Caleffi team welcomes a new member (with Matt DeLuca)
August 15, 2022

The Ask Caleffi team welcomes a new member (with Matt DeLuca)

How does Caleffi support a rapidly growing plumbing product offering?  What makes a great troub...
Read more
What's new about DIRTMAG® PRO?
July 27, 2022

What's new about DIRTMAG® PRO?

Pioneering high-performance magnetic separation, Caleffi North America has recently introduced DIRTM...
Read more
Have you discovered our HYDRONIC TOPICS on the Ask Caleffi Blog?
June 29, 2022

Have you discovered our HYDRONIC TOPICS on the Ask Caleffi Blog?

Greg and Dan share commonly asked questions from the Ask Caleffi Blog.  During this episode, th...
Read more
Air Vents: Are They Serviceable?
June 21, 2022

Air Vents: Are They Serviceable?

Written by Greg Tubbs, Application Engineer As installers and service techs know, time is of the ...
Read more
What kind of water do you put into your hydronic system?
April 11, 2022

What kind of water do you put into your hydronic system?

Mark Olson, Caleffi North America GM, joins Greg and Dan during this episode of the Ask Caleffi podc...
Read more
5 Things You Need To Know:  Debris Lurking in Your Hydronic System
July 16, 2021

Debris Lurking in Your Hydronic System

Got 5? Minutes that is! Then you've landed in the right place on our Ask Caleffi Blog. In thi...
Read more
Hydraulic Separators. Better than your Grandpa's closely-spaced tees?
June 24, 2021

Hydraulic Separators. Better than your Grandpa's closely-spaced tees?

Ask Caleffi Podcast (Episode 5)
Read more
What does your Mom and a hydronic system have in common?
April 28, 2021

What does your Mom and a hydronic system have in common?

Ask Caleffi Podcast (Episode 4)
Read more
Are corrosion and noise signs of air in a hydronic system?
April 13, 2021

Are corrosion and noise signs of air in a hydronic system?

Ask Caleffi Podcast (Episode 3)
Read more
Air.  Who wants to vent?  (Ask Caleffi Podcast EPISODE 2)
March 30, 2021

Air. Who wants to vent?

Ask Caleffi Podcast (Episode 2)
Read more
What is the largest size separator that Caleffi makes?
June 06, 2017

What is the largest size separator that Caleffi makes?

Caleffi makes steel body, flanged separators to connect to 14 inch pipe sizes.  The 548 Series ...
Read more
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