Skip to main content
Main navigation
Products
Products
Products
Products
Products:
Air and Dirt Separators and Air Vents
Air and Dirt Separators and Air Vents
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 Xtra Filtration Magnetic Dirt Separators
577 XF Xtra Filtration Magnetic Dirt Separators:
577 XF
Air Vents
Air Vents
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
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
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
DISCALDIRT® Air and Dirt Separators
DISCALDIRT® Air and Dirt Separators:
Accessories
DISCALDIRT® (ANSI Flange)
DISCALDIRT® (Brass)
DISCAL® Air Separators
DISCAL® Air Separators
DISCAL® Air Separators
DISCAL® Air Separators:
Accessories
DISCAL® (ANSI Flange)
DISCAL® (Brass)
Backflow Prevention and Safety Devices
Backflow Prevention and Safety Devices
Backflow Prevention and Safety Devices
Backflow Prevention and Safety Devices:
Backflow Preventers
Backflow Preventers
Backflow Preventers
Backflow Preventers:
Dual Check (DuC)
Dual Check with atmospheric vent (DuC-AV)
Reduced Pressure Principle (RP)
Safety Devices
Safety Devices
Safety Devices
Safety Devices:
Vacuum Relief Valves (VRV)
Balancing Valves
Balancing Valves
Balancing Valves
Balancing Valves:
Dynamic
Dynamic
Dynamic
Dynamic:
Accessories
FlowCal+™ (compact)
FlowCal+™ (y-body)
FlowCal™ (compact)
FlowCal™ (hydronics)
FlowCal™ (y-body)
Static
Static
Static
Static:
Accessories
Flo-Set™
QuickSetter+™
QuickSetter™ (hydronics)
Thermal
Thermal
Thermal
Thermal:
Accessories
ThermoSetter™ Compact
ThermoSetter™ Large body
ThermoSetter™
Distribution Manifolds and Mixing Stations
Distribution Manifolds and Mixing Stations
Distribution Manifolds and Mixing Stations
Distribution Manifolds and Mixing Stations:
Assemblies
Assemblies
Assemblies
Assemblies:
Accessories
TwistFlow™
Temperature Mixing Units
Temperature Mixing Units
Temperature Mixing Units
Temperature Mixing Units:
Accessories
HydroMixer™
Thermostatic Manifold Mixing Stations
Thermostatic Manifold Mixing Stations
Thermostatic Manifold Mixing Stations
Thermostatic Manifold Mixing Stations:
Accessories
Low Temperature
Filling Units and Boiler Trim Kits
Filling Units and Boiler Trim Kits
Filling Units and Boiler Trim Kits
Filling Units and Boiler Trim Kits:
Automatic Filling Units
Automatic Filling Units
Automatic Filling Units
Automatic Filling Units:
Accessories
AutoFill™ Combo
AutoFill™
Boiler Trim Kits
Water Treatment
Water Treatment
Water Treatment
Water Treatment:
Accessories
Filling Units
HYDROFLUSH™ (fill and flush cart)
Fittings
Fittings
Fittings
Fittings:
AutoFill™
AutoFill™
AutoFill™
AutoFill™:
Tail pieces, union nuts, washers
Backflow Preventers
Backflow Preventers
Backflow Preventers
Backflow Preventers:
Tail pieces, union nuts, washers
PresCal™
PresCal™
PresCal™
PresCal™:
Tail pieces, union nuts, washers
Separators
Separators
Separators
Separators:
Tail pieces, union nuts, washers
Small Valves
Small Valves
Small Valves
Small Valves:
1" union Fittings
Tail pieces, union nuts, washers
Threaded
Threaded
Threaded
Threaded:
Union nuts, nipples adapters, bushings
Hydraulic Separators
Hydraulic Separators
Hydraulic Separators
Hydraulic Separators:
4-in-1 SEP4™
4-in-1 SEP4™
4-in-1 SEP4™
4-in-1 SEP4™:
Accessories
SEP4™ (ANSI Flange)
SEP4™ (Union)
Hydro Separators
Hydro Separators
Hydro Separators
Hydro Separators:
Accessories
Hydro Separator (ANSI Flange)
Hydro Separators (Union)
HydroCal™ (ANSI Flange)
Mixing Valves
Mixing Valves
Mixing Valves
Mixing Valves:
Digital
Digital
Digital
Digital:
Accessories
LEGIOMIX® Station
LEGIOMIX®
Thermostatic (point of distribution)
Thermostatic (point of distribution)
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)
Thermostatic (point of use)
Thermostatic (point of use):
Accessories
SinkMixer™
TubMixer™ (high flow)
TubMixer™ (high flow) w/ gauge
Pressure Reducing Valves
Pressure Reducing Valves
Pressure Reducing Valves
Pressure Reducing Valves:
Diaphragm Type
Diaphragm Type
Diaphragm Type
Diaphragm Type:
Accessories
PresCal™
Prescal™ Compact
Piston Type
Piston Type
Piston Type
Piston Type:
PresCal™ HP
Two Stage PRV Kit
Two Stage PRV Kit
Two Stage PRV Kit
Two Stage PRV Kit:
KIT536
Renewable Components and Energy Meters
Renewable Components and Energy Meters
Renewable Components and Energy Meters
Renewable Components and Energy Meters:
Biomass
Biomass
Biomass
Biomass:
Accessories
ThermoBloc™ (recirc and distribution units)
ThermoProtec™ (mixing valves)
Energy Meters
Energy Meters
Energy Meters
Energy Meters:
Accessories
CONTECA™
Solar
Solar
Solar
Solar:
Accessories
Air Vents
DISCAL® (air separators)
Mixing Valves
Pump Stations
Safety Relief Valves
Specialty Components and Kits
Specialty Components and Kits
Specialty Components and Kits
Specialty Components and Kits:
Air Vents (plumbing)
Air Vents (plumbing)
Air Vents (plumbing)
Air Vents (plumbing):
PLUMBVENT™
Anti-freeze Valves
Anti-freeze Valves
Anti-freeze Valves
Anti-freeze Valves:
iStop®
Check Valves
Check Valves
Check Valves
Check Valves:
Accessories
Check Valves (serviceable)
Low Lead Brass Check Valves
Differential Pressure Bypass
Differential Pressure Bypass
Differential Pressure Bypass
Differential Pressure Bypass:
Differential Pressure Bypass Valves
Isolation Ball Valves
Isolation Ball Valves
Isolation Ball Valves
Isolation Ball Valves:
Accessories
Isolation Valves
Kits
Kits
Kits
Kits:
Tankless Water Heater Kits
Universal Flow Switch
Universal Flow Switch
Universal Flow Switch
Universal Flow Switch:
Uni-Switch™
Y-strainers
Y-strainers
Y-strainers
Y-strainers:
Accessories
NPT Y-strainer
Union Y-strainer (plumbing and hydronics)
Y-strainers (hydronics)
Thermostatic Radiator Valves
Thermostatic Radiator Valves
Thermostatic Radiator Valves
Thermostatic Radiator Valves:
Connection Valves
Connection Valves
Connection Valves
Connection Valves:
Accessories
Angled Version
Straight Version
Radiator Valve Bodies
Radiator Valve Bodies
Radiator Valve Bodies
Radiator Valve Bodies:
Accessories
Valve Bodies (angled)
Valve Bodies (straight)
Thermostatic control heads
Thermostatic control heads
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
Zone Valves, Controls and Coil Kits
Zone Valves, Controls and Coil Kits:
Motorized Ball Zone Valves
Motorized Ball Zone Valves
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
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)
Pressure Independent Control Valves (PICV)
Pressure Independent Control Valves (PICV):
Accessories
FLOWMATIC® Express Coil Kit
FLOWMATIC®
Thermo-electric Zone Valves
Thermo-electric Zone Valves
Thermo-electric Zone Valves
Thermo-electric Zone Valves:
Accessories
TwisTop™
Z-one™ Zone Controls
Z-one™ Zone Controls
Z-one™ Zone Controls
Z-one™ Zone Controls:
Accessories
Pump Zone Controls
Valve Zone Controls
Education
Education
Education
Education:
idronics™
Coffee with Caleffi™
Ask Caleffi Podcast
Company
Company
Company
Company:
Corporate
The Group
History
Certifications
Mission
Portfolio
The Caleffi Green
Blog
Secondary navigation
News & Events
Contacts
Back to menu
EMEA
EMEA
EMEA
Albania - Albanian
Belgium - French
Belgium - Dutch
Croatia - Croatian
Czech Republic - Czech
France - French
Germany - German
Greece - Greek
Hungary - Hungarian
Italy - Italian
Macedonia - Macedonian
Netherlands - Dutch
Poland - Polish
Portugal - Portuguese
Romania - Romanian
Russia - Russian
Serbia - Serbian
Slovakia - Slovak
Slovenia - Slovenian
Spain - Spanish
Switzerland - French
Switzerland - German
Turkey - Turkish
Ukraine - Ukrainian
The Americas
The Americas
The Americas
Brazil - Portuguese
North America - English
South America - Spanish
Asia Pacific
Asia Pacific
Asia Pacific
China - Chinese
Visit our International site
Home
/
Fiber Washers: Installation tips to help prevent leaking
/
Great tip. I wish I would
/
... /
Add new comment
A. Rhyne
December 04, 2018
Great tip. I wish I would have seen that sooner.
Reply
You must have JavaScript enabled to use this form.
Your name
Email
The content of this field is kept private and will not be shown publicly.
Comment
Notify me when new comments are posted
All comments
Replies to my comment
Save
Preview
Great tip. I wish I would have seen that sooner.