Commercial Natural Gas Assessments

The commercial ACS scheme is a constantly evolving scheme. We at SWAT Gas pride ourselves on offering a quality training and assessment product, not simply aimed at passing the assessment but also to help the engineer develop and increase his knowledge base to allow for a confident and professional approach when dealing with your customers.

ACS Core COCN1, Changeover CODNCO1 and Modules

We offer the following as re-assessments (or initial assessments for those already holding suitable prior qualifications):

ACS Codes



Core Commercial Gas Safety


Changeover Core Domestic to Core Commercial


First Fix of Commercial Pipework up to 75mbar & 150mm


Electro Fusion Jointing of PE (Plastic) Gas pipework

CIGA1 with ICAE1

Commercial Indirect Fired Gas Heating Appliances


Commercial Direct Fired Gas Heating Appliances & Commercial Overhead Radiant Plaque & Tube Heaters


Gas Boosters

TPCP1 & 1a

Testing & Purging Commercial Gas Installations (MOP to 16 bar)

* We also offer Limited Scope Assessments for engineers that do not work on live gas supplies.

Refresher training is optional for candidates working towards the core commercial qualification.

Course Details

Example of a typical Commercial Re-assessment is – approximate duration of 5 days.

Please contact us for more information.

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    Gas Training & Assessment

    Find out more about our Gas Training & Assessment centre based in the Midlands. Our staff are on hand to either take a call from you today on 01527 550 121 or you can simply fill in our online contact form and we will get back to you. Alternatively, you can email us directly at Contact us today!