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Viega LLC – Recognized leader in press technology for plumbing and piping systems

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Sealing Elements

VIEGA

SEE THE DIFFERENCE

125 years of innovation

Since we brought press technology to the U.S. in 1999, our singular focus has been on constant innovation. We were the first manufacturer to engineer press fittings in sizes up to 4". With more than 2,500 standard and non-standard applications, our systems are approved to take on more jobs. And we’re the only manufacturer to have press fittings and valves pass the highest seismic testing in the U.S.

If you’re in the business of making quality pipe connections…you’ve come to the right place.


VIEGA

SEE THE DIFFERENCE


125 years of innovation

Since we brought press technology to the U.S. in 1999, our singular focus has been on constant innovation. We were the first manufacturer to engineer press fittings in sizes up to 4". With more than 2,500 standard and non-standard applications, our systems are approved to take on more jobs. And we’re the only manufacturer to have press fittings and valves pass the highest seismic testing in the U.S.

If you’re in the business of making quality pipe connections…you’ve come to the right place.



Industries Served 
Shot using a drone during the golden hour shows an upscale suburbs with gold course, lake, houses and roof tops

Residential
From potable water to gas lines and everywhere in between, Viega Residential Piping Systems is your whole-home solution.

Background of empty corridor in modern shopping mall

Commercial
Our fittings and valves are available 1/2" all the way up to 4" and deliver end-to-end solutions for all your commercial building needs.

Aerial view of big chemical plant. Production of different nitrogen fertilizers.

Industrial
Industrial settings require durable, quality solutions to stand up to unique applications – Viega Industrial Piping systems can help. 

Grey modern warship sailing in the sea

Marine
Viega is the only press fitting manufacturer with NAVSEA approval. Choose the fittings and valves the U.S. Military trusts on its ships.


Why Viega?

Viega systems let you connect pipe in seconds with just one tool. Our solutions are the only fittings equipped with the technology that identifies unpressed connections 100% of the time. We have a team that works tirelessly so we can offer more products and systems than any other press manufacturer. That commitment to excellence has also translated into getting press written into more codes than any other name in the business.

Why do we do it?
We do it so our customers know they are pressing the best. 

Why Viega?

Viega systems let you connect pipe in seconds with just one tool. Our solutions are the only fittings equipped with the technology that identifies unpressed connections 100% of the time. We have a team that works tirelessly so we can offer more products and systems than any other press manufacturer. That commitment to excellence has also translated into getting press written into more codes than any other name in the business.

Why do we do it?
We do it so our customers know they are pressing the best. 



Engineered to exceed expectations


Viega fittings come with either an EPDM, HNBR or FKM sealing element that is factory-installed and field-ready. Our sealing elements are a static seal and are permanent once pressed. This allows the system to perform at a broad range of pressures, temperatures and applications. Every Viega press fitting is built with our Smart Connect ® technology that helps you identify unpressed connections immediately.

Grip Ring
Bidirectional teeth grip provides mechanical strength and securely locks the fitting to the pipe.

Separator Ring
Provides positive physical separation to protect the sealing element from the grip ring.

Sealing Element
Elastomeric insurance behind the metal-to-metal contact compensates for small irregularities of pipe surface.

Smart Connect® Technology
Easily identifies unpressed connections by allowing flow until pressed.

MegaPress 304 Inside Cutout
Engineered to exceed expectations

Viega fittings come with either an EPDM, HNBR or FKM sealing element that is factory-installed and field-ready. Our sealing elements are a static seal and are permanent once pressed. This allows the system to perform at a broad range of pressures, temperatures and applications. Every Viega press fitting is built with our Smart Connect ® technology that helps you identify unpressed connections immediately.

  • Grip Ring
    Bidirectional teeth grip provides mechanical strength and securely locks the fitting to the pipe.

  • Separator Ring
    Provides positive physical separation to protect the sealing element from the grip ring.

  • Sealing Element
    Elastomeric insurance behind the metal-to-metal contact compensates for small irregularities of pipe surface.

  • Smart Connect® Technology
    Easily identifies unpressed connections by allowing flow until pressed.

Viega fittings come with either an EPDM, HNBR or FKM sealing element that is factory-installed and field-ready. Our sealing elements are a static seal and are permanent once pressed. This allows the system to perform at a broad range of pressures, temperatures and applications. Every Viega press fitting is built with our Smart Connect ® technology that helps you identify unpressed connections immediately.

MegaPress 304 Inside Cutout
  • Grip Ring
    Bidirectional teeth grip provides mechanical strength and securely locks the fitting to the pipe.

  • Separator Ring
    Provides positive physical separation to protect the sealing element from the grip ring.

  • Sealing Element
    Elastomeric insurance behind the metal-to-metal contact compensates for small irregularities of pipe surface.

  • Smart Connect® Technology
    Easily identifies unpressed connections by allowing flow until pressed.

Looking to stay in the know on all things press? Sign up for our email to get the latest and greatest when it comes to press fitting innovation.



USA Map Viega Locations
The products you need.
Where you need them.

Our continued investment in U.S. Manufacturing and Distribution shows our commitment to delivering the products you need to get the job done.

We recently invested major capital in our McPherson, Kansas, manufacturing and distribution facility. In addition, we announced the groundbreaking of a new 220,000-square-foot plant in Mantua, Ohio, to support growing demand for ProPress and MegaPress systems.

Our commitment continues with growing distribution centers in Reno, Nevada, Carlisle, Pennsylvania, and more North American expansion planned for 2024 and 2025.

USA Map Viega Locations

The products you need. Where you need them.
 

Our continued investment in U.S. Manufacturing and Distribution shows our commitment to delivering the products you need to get the job done.

We recently invested major capital in our McPherson, Kansas, manufacturing and distribution facility. In addition, we announced the groundbreaking of a new 220,000-square-foot plant in Mantua, Ohio, to support growing demand for ProPress and MegaPress systems.

Our commitment continues with growing distribution centers in Reno, Nevada, Carlisle, Pennsylvania, and more North American expansion planned for 2024 and 2025.


MegaPressG

Viega MegaPress®G

For use with Schedule 5 to Schedule 40 carbon steel pipe

Benefits
  • HNBR sealing element approved for use in gas and fuel oil applications
  • First fitting approved for connecting gas pipe up to 4"
  • Nearly 150 configurations from ½" to 4"
  • Approved for underground applications in accordance with code and local AHJ

Fuels/Oils/Lubricants

Mineral Oil 
Lube Oil     
Petroleum based  
Propane
Butane
Natural Gas  
Primarily methane
Heating Fuel Oil 
Diesel Fuel 
Gear Oil   
Lubricant  
Automatic Transmission Fluid     
        
Hydraulic Oil 
Engine Oil
Waste Oil

 


Gases

Compressed Air     Oil Concentration ≤25 mg/m  
Compressed Air     Oil Concentration >25 mg/m 
Nitrogen - N2
Carbon Dioxide - CO2  
    Dry
Argon - Ar
Ammonia   
Ammonia environment7
Hydrogen - H2
Acetylene     
Test pressure 350 psi
Vacuum     
Minimum absolute pressure Maximum differential pressure


For additional information, please see the approved applications chart. View Viega Approved Applications

MegaPressG
MegaPress FKM

Viega MegaPress® FKM

For use with Schedule 5 to Schedule 40 carbon steel pipe

Benefits
  • FKM sealing element allows for installation in higher temperature applications
  • More than 180 configurations from ½" to 4"
  • Approved for use in residential and low pressure steam, compressed air, fire protection and many fuel/oil applications

Water/Liquids                                                

Chilled Water    ≤50% Ethylene / Propylene glycol 
Hydronic Heating Water9     ≤50% Ethylene / Propylene glycol
Isopropyl Alcohol 
Fire Sprinkler     
NFPA 13, 13D, 13R 
Steam     Low-pressure 
Steam     Residential 


Fuels/Oils/Lubricants

Mineral Oil 
Lube Oil     
Petroleum based   
Biodiesel     ASTM D6751  
Heating Fuel Oil 

Diesel Fuel
Kerosene 
               
 
Gear Oil   Lubricant
Automatic Transmission Fluid 
Hydraulic Oil
Engine Oil
Engine Coolant
Waste Oil


Gases

Compressed Air     Oil Concentration ≤25 mg/m  
Compressed Air     Oil Concentration >25 mg/m 
Nitrogen - N2
Carbon Dioxide - CO2  
    Dry
Argon - Ar 
Ammonia   
Ammonia environment7
Hydrogen - H2
Acetylene     
Test pressure 350 psi
Vacuum     
Minimum absolute pressure Maximum differential pressure


For additional information, please see the approved applications chart. View Viega Approved Applications

MegaPress FKM

ProPess T Fitting

Viega ProPress® Copper

For use on copper pipe in sizes ½" to 4"

Benefits
  • More than 400 different fitting configurations
  • More approvals than any other copper press fitting system  
  • Available with EPDM, FKM and HNBR sealing elements
  • More than 200 different fitting and valve configurations

Water/Liquids                                                

Hot and Cold Potable Water   Test pressure 600 psi
Rainwater/ Graywater
Chilled Water    
≤50% Ethylene / Propylene glycol 
Hydronic Heating Water9     ≤50% Ethylene / Propylene glycol
Steam     Low-pressure 
Steam     Residential 


Fuels/Oils/Lubricants 

Ethanol       Pure grain alcohol
Lube Oil     
Petroleum based  
Heating Fuel Oil 

Diesel Fuel


Gases

Compressed Air     Oil Concentration ≤25 mg/m  
Compressed Air     Oil Concentration >25 mg/m 
Nitrogen - N2
Carbon Dioxide - CO2  
    Dry
Carbon Monoxide - CO
Argon - Ar
Ammonia   
Ammonia environment7
Oxygen - O2     
Non-medical Keep free of oil and grease
Hydrogen - H2
Vacuum     
Minimum absolute pressure Maximum differential pressure


Special Media

Acetone   Liquid


For additional information, please see the approved applications chart. View Viega Approved Applications


ProPress Stainless

Viega 316 ProPress® Stainless

For use with 316 ProPress Stainless ECO Tubing

Benefits
  • More than 350 different fitting configurations
  • Approved for more than 800 different applications including potable water
  • Available with EPDM, FKM and HNBR sealing elements

Water/Liquids                                                

Hot and Cold Potable Water   Test pressure 600 psi
Rainwater/ Graywater
Chilled Water    
≤50% Ethylene / Propylene glycol 
Hydronic Heating Water9     ≤50% Ethylene / Propylene glycol
Treated Water Fully desalinated, deionized, deminerlized, distilled(open system)
Reverse Osmosis Water 
<1 MΩ 
Paraffin Wax
Methyl Ethyl Ketone
Isopropyl Alcohol 
Nitric Acid   
Concentration ≤10%
Phosphoric Acid 
Concentration ≤25%
Fire Sprinkler NFPA 13, 13D, 13R
Steam     Residential 


Fuels/Oils/Lubricants

Ethanol   Pure grain alcohol
Mineral Oil
Lube Oil Petroleum based 
Diesel Exhaust Fluid (DEF)
Biodiesel
 ASTM D6751 
Heating Fuel Oil 
Diesel Fuel
Kerosene
Gear Oil
 Lubricant
Automatic Transmission Fluid
Hydraulic Oil
Engine Oil
Engine Coolant 
Waste Oil

 


Gases

Compressed Air     Oil Concentration ≤25 mg/m  
Nitrogen - N2
Carbon Dioxide - CO2  
    Dry
Argon - Ar
Ammonia   
Anhydrous
Ammonia  Ammonia environment7
Oxygen - O2     
Non-medical Keep free of oil and grease
Hydrogen - H2
Acetylene     
Test pressure 350 psi
Vacuum     
Minimum absolute pressure Maximum differential pressure


Special Media

Methanol
Latex Paint 
Urea Solution  
Concentration ≤40%
Caustic Soda   
Concentration ≤50%
Acetone   
Liquid


For additional information, please see the approved applications chart. View Viega Approved Applications


PureFlow 3D

PureFlow® Press System

For use on PEX tubing 3/8" to 2"

Benefits
  • Available in proprietary Zero Lead bronze and high-performance polymer
  • Fittings are factory assembled for faster installation
  • NSF 14 and NSF 61-G approvals for potable water systems
  • Suitable for radiant heating systems

Media                                                

Potable Water / Rainwater / Greywater
Chilled Water / Hydronic Heating Water11 
 ≤50% Ethylene / Propylene glycol



For additional information, please see the approved applications chart. View Viega Approved Applications

PureFlow 3D

With press technology, contractors can significantly shorten downtime for repairs since there’s no need to entirely drain a system. There are no flames with press fitting pipe, so fire watch is unnecessary. 

Select the Viega System you'd like to learn more about.


Ready to reduce downtime?

Tell us a little about your project so we can prepare a custom solution for you.