ACS Gas Renewal

Key Information

Subject Area

Subject Area

Mode of Study

Mode of Study
Short Course


City of Newport Campus

Start Date

Start Date
07 April 2020


Tuesday to Friday

In a nutshell

The domestic gas industry is highly regulated, with assessment provided under the Accredited Certification Scheme (ACS). The college's ACS Gas Centre is an approved BPEC centre offering a wide variety of domestic gas courses ideal for experienced plumbers. On successful completion, you’ll be eligible to apply for registration with Gas Safe.

This course is for...

…experienced plumbers who want to become a fully qualified gas engineer or need re-assessment.

Course content

The College carries out a wide variety of assessments, and although training is not a pre-requisite to assessment it can be provided by the college upon request.

Certificates are valid for five years after which complete re-assessment is needed – also available at the City of Newport Campus.

You'll be assessed on your competence to carry out gas work safely in the following areas:

  • CCN1 - Core domestic gas safety which includes CPA1 (combustion performance analysis natural gas and liquefied petroleum gas)

Please note candidates must hold CCN1 before completing assessment on the following appliances:

  • CENWAT - Install, exchange, commission, disconnect, service, repair and breakdown of domestic gas fired central heating and hot water boilers and circulators, combination boilers, storage water heaters and instantaneous water heaters.
  • CKR1 - Install, exchange, service, repair, breakdown and commission of domestic gas cooking appliances
  • HTR1 - Install, exchange, service, repair breakdown and commission domestic open balanced and fan assisted flued gas fires and wall heaters
  • MET1/2 - Install, exchange, remove and commission domestic gas meters
  • CMDDA1 - Carbon monoxide and combustion performance testing using electronic portable gas analysers, and detailed investigation of appliances

Once you’ve completed CCN1 Core Domestic Gas Safety you can progress to the above domestic appliances and you'll also be eligible to complete changeover from domestic gas to domestic LPG:

CONGLP1PD Changeover domestic gas to domestic LPG for permanent dwellings

CONGLP1LAV Changeover domestic gas to domestic LPG for leisure accommodation

CONGLP1RPH Changeover domestic gas to domestic LPG for residential park homes

HTRLP2 Closed flue gas fires

Entry Requirements

To enrol on this course, you must fall into one of the following categories:

  • Category 1

You hold a current ACS certificate and need reassessment

Your ACS Certificate has expired (by over 12 months) and you need an initial assessment

  • Category 2

You hold a relevant NVQ qualification and work under the supervision of a Gas Safe engineer who can provide 'on the job training' and you're eligible for initial assessment

Additional information

Course fees are as follows:

Initial assessment and training:



Includes 4 days of training and 2 days of assessment

CCN1 + 1 Appliance


Allow an additional 0.5 days for training and 0.5 days for assessment

CCN1 + 2 Appliances


Allow an additional 1 day for training and 1 day for assessment

CCN1 + 3 Appliances


Allow an additional 1.5 days for training and 1.5 days for assessment

CCN1 + 4 Appliances


Allow an additional 2 days for training and 2 days for assessment

Re-assessment and training:



Includes 2 days of refresher training and up to 2 days for assessment

CCN1 + 1 Appliance


Allow extra time for assessment

CCN1 + 2 Appliances


Allow extra time for assessment

CCN1 + 3 Appliances


Allow extra time for assessment

CCN1 + 4 Appliances


Allow extra time for Assessment

Please note – the above fees include training, assessment, BPEC manual and certificates.

Changeover from domestic gas to domestic LPG

Initial assessment only









Fee when taken at the same time as either CONGLP1PD,CONGLP1LAV or CONGLP1RPH

For upcoming training and assessment dates please email Bethan Price or call her on 01633 466037.

Other courses also available:

  • Vented and Unvented Domestic Hot Water Storage Systems
  • Water Regulations
  • Part L Energy Efficiency
  • Solar Thermal Hot Water Systems
Where can I study ACS Gas Renewal?

City of Newport Campus
(Short Course)
Start Date: 07 April 2020

This course may be available at other dates, times or campuses, please click to view your options.

Have any questions or are not sure if this is the right course for you?

Call 01495 333 777 to speak to our Student Recruitment team

All courses may be subject to change

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