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Clean Air E™ Fume Extraction MIG Guns

Purpose-Built for the demands of Industrial Welding.

Bernard® Clean Air E™ fume extraction MIG guns captures welding fumes at the source, helping users maintain a compliant and a cleaner welding environment. Built with a robust, ergonomic design, these guns support extended use while minimizing operator fatigue and reducing downtime.

Completely redesigned to closely match the weight, handle size, durability and industrial grade performance of Bernard BTB semi-automatic air-cooled MIG guns, this fume extraction gun was built with welder comfort and productivity in mind.

The Clean Air E™ is now available for configuration.

Configure My Gun Reverse Lookup

Key Product Benefits

  • Efficient Extraction: Up to 95% source fume capture with improved weld visibility.
  • Enhanced Ergonomics: Designed for comfort and reduced welder fatigue.
  • Engineered for Endurance: Built to last in the toughest environments.

Features at a Glance

  • Lighter than our current Clean Air™ Fume Extraction gun
  • Three different extraction shroud lengths
  • Available in 45-degree and 60-degree necks
  • Vacuum flow control slide
  • Flexible, low-profile cover protects from heat and abrasion
  • Ideal fume extraction solution for large weldment and confined space welding applications
  • Suitable for use with solid and flux-cored wires
  • Compatible with vacuum systems from most major manufacturers

Processes

  • MIG (GMAW) and Fluxed Cored (FCAW) welding

Duty Cycle Ratings

  • 300 amp model – 100%: 300 amp with CO2, 60%: 300 amp with mixed gases
  • 400 amp model – 100%: 400 amp with CO2, 60%: 400 amp with mixed gases

Specifications

  • Available in 300 and 400 amp models
  • Available in 15, 20 and 25-foot cable lengths
  • Suitable for use with solid, metal-cored, and flux-cored wires
  • Compatible with vacuum systems from most major manufacturers

Available Now:
Customize your Clean Air E™ fume extraction MIG gun online

Configure the gun part number you need, or reverse lookup your existing gun part number – plus get access to additional resources and an expanded replacement parts list with diagram.

Our mobile-friendly configurator includes AccuLock™ S Consumable options, provides downloadable exploded view diagrams and other valuable takeaways that you can print, save for later, or share via email.

Bernard’s Clean Air E™ fume extraction MIG Gun helps create a cleaner and more productive welding environment by capturing up to 95% of fumes at the source, improving weld visibility, and reducing welder fatigue. Designed for durability in heavy industrial use, it minimizes rework, lowers compliance risks, and supports efforts to attract and retain top talent.

Part Numbers

Consumables Systems

AccuLock S consumables
AccuLock S Consumables

MIG Gun Liners

AccuLock S liner family
Front Load Liners
Family of color-coded Bernard conventional liners
Rear Load Liners

Consumables Systems

Part NumberDescription
T-A030CHfor 0.030″ (0.8 mm) wire
T-A035CHfor 0.035″ (0.9 mm) wire
T-A045CHfor 0.045″ (1.2 mm) wire
T-A052CHfor 0.052″ (1.4 mm) wire
T-A062CHfor 1/16″ (1.6 mm) wire
T-A072CHfor 0.072″ (1.8 mm) wire
T-A078CHfor 5/64 (2.0 mm)
Part NumberDescription
D-A1Large, brass, thread-on
D–A2Large, brass, slip-on
DS-A1Small, brass, thread-on
DS-A2Small, brass, slip-on
Part NumberDescription
D-A1-CLarge, brass, thread-on
D-A2-CLarge, brass, slip-on
DS-A1-CSmall, brass, thread-on
DS-A2-CSmall, brass, slip-on
Part NumberDescription
N-A3400C3/4″ bore, flush, copper
N-A3418C3/4″ bore, 1/8” recess, copper
N-A3414C3/4″ bore, 1/4” recess, copper
N-A3418B3/4″ bore, 1/8” recess, brass
N-A3414B3/4″ bore, 1/4” recess, brass
N-A5800C5/8″ bore, flush, copper
N-A5818C5/8″ bore, 1/8″ recess, copper
N-A5814C5/8″ bore, 1/4″ recess, brass
N-A5818B5/8″ bore, 1/8″ recess, brass
N-A5814B5/8″ bore, 1/4″ recess, brass
Part NumberDescription
NS-A5800C5/8″ bore, flush, copper
NS-A5818C5/8″ bore, 1/8″ recess, copper
NS-A5800B5/8″ bore, flush, brass
NS-A5818B5/8″ bore, 1/8″ recess, brass
NS-A5800B1/2″ bore, flush, brass
NS-A1218B1/2″ bore, 1/8″ recess, brass
NS-A1218C1/2″ bore, 1/8″ recess, copper
NST-A3800B3/8″ bore, flush, brass
NST-A3818B3/8″ bore, 1/8″ recess, brass
NST-A38XTB3/8″ bore, 1/8″ ext., brass
NST-A1218B1/2″ bore, 1/8″ recess, brass

MIG Gun Liners

Part NumberDescription
LA2A-15for 0.030″ – 0.035″ wire; 15 ft length
LA2A-20for 0.030″ – 0.035″ wire; 20 ft length
LA2A-25for 0.030″ – 0.035″ wire; 25 ft length
LAD3A-15for 0.035″ – 0.045″ wire; 15 ft length
LAD3A-20for 0.035″ – 0.045″ wire; 20 ft length
LAD3A-25for 0.035″ – 0.045″ wire; 25 ft length
LAD4A-15for 0.045″ – 1/16″ wire; 10 ft length
LAD4A-20for 0.045″ – 1/16″ wire; 15 ft length
LAD4A-25for 0.045″ – 1/16″ wire; 25 ft length
LA6A-15for 5/64″ wire; 15 ft length
LA6A-20for 5/64″ wire; 20 ft length
LA6A-25for 5/64″ wire; 25 ft length
Part NumberDescription
L2A-15for 0.030″ – 0.035″ wire; 15 ft length
L2A-25for 0.030″ – 0.035″ wire; 25 ft length
415-35-152for 0.035″ – 0.045″ wire; 15 ft length
415-35-252for 0.045″ – 1/16″ wire; 25 ft length
415-116-152for 0.045″ – 1/16″ wire; 15 ft length
415-116-252for 0.045″ – 1/16″ wire; 25 ft length
L6A-15for 5/64″ wire; 15 ft length
L6A-25for 5/64″ wire; 25 ft length

Part NumberDescription
ES-L1SMedium length, small
ES-L2SMedium length, small (not configurable; must be purchased separately)
ES-L3SLong length, small
ES-L1Medium length, large
ES-L2Medium length, large (not configurable; must be purchased separately)
ES-L3Long length, large
Part NumberDescription
ENT-4545-Degree Neck Tube
ENT-6060-Degree Neck Tube
Part NumberDescription
EN-34545-Degree Neck
EN-36060-Degree Neck
Part NumberDescription
EHK-LLever Handle
EHK-BButton Handle
Part NumberDescription
EHK-1515-foot hose kit
EHK-2020-foot hose kit
EHK-2525-foot hose kit
Part NumberDescription
EJK-66-foot jacket
EJK-2020-foot jacket
Part NumberDescription
EYK-3300 AMP
EYK-4400 AMP

Documentation

Consumables

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Additional Resources

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As manufacturers of semi-automatic, fixed automatic and robotic MIG guns and consumables, Tregaskiss and Bernard have earned a reputation as an experienced, dependable partner to its customers in the automotive, construction and fabrication, heavy equipment, ship, rail, general manufacturing, commercial truck and trailer, and oil and gas industries. Tregaskiss and Bernard offer air-cooled semi-automatic, fixed automatic and robotic MIG guns, water-cooled semi-automatic, fixed automatic and robotic MIG guns, reamers, nozzle cleaning stations, anti-spatter liquid, wire cutters, anti-spatter sprayers, clutches, welding consumables, nozzles, MIG welding tips, and MIG welding torches.