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20% CO2 / Argon Mix MIG Welder Gas

  • No bottle rental
  • No environmental charges
  • No collection fees
  • The same regulator fittings as BOC, Air Products and Air Liquide
  • Deposit fully refundable on return of cylinder


Worldwide Delivery
Rated excellent on Google
Over 50 years welding expertise
Bottle Deposit + Gas (First Bottle)

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Unleash Welding Potential with 20% CO2 / Argon Mix MIG Welder Gas

Supercharge your MIG welding projects with the 20% CO2 / Argon Mix MIG Welder Gas. This powerful formula offers the perfect blend of penetration and weld pool control, making it ideal for a wide range of mild steel welding applications.


  • 80% Argon ,  20% Carbon Dioxide
  • MIG (MAG) Welding mild steel Material thickness between 6mm – 14mm
  • For use on thick section. Not generally used for pulse arc, but excellent with cored wires
  • Reduced Splatter: For cleaner welds and a superior finish
  • Excellent Arc Characteristics: Provides a smooth, stable arc for consistent welding performance
  • All-Position Welding: Suitable for flat, horizontal, vertical, and overhead welding
  • Pulsed Arc & Robotic Compatible: Optimised for use with advanced welding equipment

 CO2 / Argon Mix Applications and Uses

  • Air Craft Maintenance
  • Automotive and Garage Services
  • Car body Repairs
  • MIG welding
  • Farming maintenance
  • Maintenance engineers
  • Motor racing teams
  • Ship maintenance
  • Manufacturing
  • Maintenance Engineers
  • Welding ,Heating, Cutting, Brazing of Metals

Equivalent to:

  • BOC© Argoshield
  • Air Products© Coogar 20

Please Note

All cylinders are owned , maintained and tested by Adams gas and are never at any point owned by the user. To check the test date of a cylinder, please look at the coloured ring around the gas valve.

The deposit on the cylinder is held by Adams gas and is fully refundable on return of the cylinder, at any point and is not subject to a limited time frame.

The deposit will only be refunded to the account holder, should the cylinder be passed on to a third party, please notify us to avoid any confusion later on.

Additional information



Adams Gas

Cylinder Size

10L , 20L , 50L

Bottle Options

Bottle Deposit + Gas (First Bottle) , Refill/Exchange


Fuel Gas , Welding & Cutting Gas

Product Type

Argon , Carbon Dioxide / CO2


Click and Collect:
Free Click and Collect with no minimum spend from our warehouse on the Empress Park, Southampton with on-site parking. Once your order has been processed, we will advise you when it is ready for pickup.  Just want advice?  No problem.  Feel free to call in to speak to one of our friendly experts.

EWS Fleet Coverage Areas: 
Southampton | Eastleigh | Winchester | Alton | Farnham | Petersfield | Havant | Hayling Island | Waterlooville | Fareham | Portsmouth | Gosport | Chichester | Arun | Worthing | New Forest | Christchurch | Salisbury | Wiltshire | Test Valley | Basingstoke and Deane | West Berkshire | Reading | Hart | Waverley | East Hampshire | East Dorset | Hampshire | Bournemouth | Poole | Lymington | Ringwood | Verwood | East Preston | Goring-by-Sea | Lancing | Shoreham-by-Sea | Steyning | Bramber | Horsham | Adur

Nationwide Delivery (all items excluding gas cylinders):
Free UK mainland (England, Scotland and Wales) delivery on orders over £85 inc. VAT.
UK mainland delivery is £7.50 inc. VAT on orders under £85 inc. VAT.
UK islands and Northern Ireland shipping costs may vary.

UK Delivery for Gas Cylinders:
Shipping costs for gas cylinders are calculated at checkout once the delivery postcode is entered.

International Delivery:
Please contact us for an accurate delivery quote.

10L 20L 50L
Cylinder Content 200bar @15C 200bar 200bar
Cylinder Size 76cm x 15cm 95cm x 20cm 160cm x 20cm
Cylinder Volume 2m3 4m3 10m3
Gas Composition 20% CO2, 80% Argon 20% CO2, 80% Argon 20% CO2, 80% Argon
Gas Type Welding Gas Welding Gas Welding Gas
Refilling Your Empty Gas Bottle

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Step 1

For Delivery: Find the gas bottle you need to replace online and select the ‘refill’ gas bottle option if you are within our fleet coverage areas (click here).

For Collection: Call us or order online with a checkout note stating preferred date of the swap of your empty gas bottle with the replacement gas bottle.

Step 2

For Delivery: The average lead time for gas bottles is 3-5 working days. If the lead time is expected to be longer we will reach out to you.

For Collection: Bring your empty gas bottle to our Southampton trade counter on the date agreed.

Step 3

For Delivery: Our delivery driver will come to the address given at checkout with a replacement gas bottle in exchange for your empty gas bottle.

For Collection: Let the trade counter staff know you are here to swap your empty gas bottle with a replacement gas bottle and they will have it ready for you.

5% CO2 / Argon Mix Gas

20% CO2 / Argon Mix MIG Welder Gas

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