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

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Viega MegaPress System

The safer, faster and cleaner way to connect carbon and stainless steel pipe. Available up to 4".

Connect with an Expert

Viega offers the widest variety of pipe fitting solutions for securely connecting water, compressed air, fire sprinkler and more in carbon and stainless steel. Flameless and clean, the entire system can be pressed in seconds without manual tightening or without a complete system draining and/or shutdown. The entire Viega MegaPress system has our Smart Connect® technology to help easily identify unpressed connections. 

Faster

Safer

Cleaner

Select...

Viega MegaPress

For use with Schedule 10 through Schedule 40

Benefits
  • Approved for more applications than any other carbon steel press fitting system 
  • 50-90% installation cost savings compared to traditional methods
  • First fitting approved for connecting gas pipe up to 4"
  • Nearly 150 configurations from ½" to 4"
  • More than 200 different fitting and valve configurations

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/m3
Compressed Air     Oil Concentration >25 mg/m3
Nitrogen - N2
Carbon Dioxide - CO2      Dry
Argon - Ar 
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

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

MegaPress Family

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 Pedestal

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

16:9

Viega MegaPress Stainless

For use with 304 and 316 IPS stainless steel

Benefits
  • Secure connections in less than 16 seconds
  • Approved for use with Schedule 5 to Schedule 40 pipe
  • MegaPress Stainless 316 comes with a choice of EPDM or FKM sealing elements

Water/Liquids                                                

Hot and Cold Potable Water  Test pressure 600 psi
Rainwater / Graywater
Chilled Water    ≤50% Ethylene / Propylene glycol 
Hydronic Heating Water     ≤50% Ethylene / Propylene glycol
Treated Water Fully desalinated, deionized, demineralized, 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     Low-pressure 
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  
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

Viega MegaPress Transition Coupling

IPS to IPS and IPS to CTS models available.

  • Available in sizes ½” to 2”
  • IPS to CTS transition coupling for transitioning between IPS systems, like galvanized steel, to CTS systems, including PEX and comes with a factory-installed EPDM sealing element
  • IPS to IPS transition coupling is used for joining carbon steel to stainless steel or galvanized steel to stainless steel. Comes with an option for factory-installed EPDM or FKM sealing elements
  • Can be pressed in seconds with the same tool
Learn More
Transition Coupling fittings

Viega MegaPress Press-in Branch Connector

For use with Schedule 5 to Schedule 40 carbon steel pipe

Benefits
  • Create branches from main runs or install instrumentation onto existing piping.
  • Can be installed on partially drained systems
  • Available with EPDM or FKM sealing elements
  • Compatible with existing standard press tooling
  • Up to 80% faster than conventional methods
  • Industrial systems
  • Compressed air systems
  • Shipbuilding
  • Heating and cooling systems (closed loop)
  • Systems for technical gases (on request)
  • Other applications pending Viega approval
  • The Press-In Branch Connector is not suitable for use in drinking water installations
Part Numbers
Press-in Branch Connector

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Viega Fitting Systems

Innovative solutions. Tested to a higher standard.

Commercial and residential contractors worldwide trust Viega for all their plumbing and piping needs. With more applications and more approvals, Viega systems deliver unparalleled quality and durability. Learn more about how Viega pipe and fitting products can save you time and money on your next project.