Prior to undertaking ACS CCN1 Core Domestic Gas Safety candidates must hold a recognised gas qualification (GET TO GAS) or if already an engineer, a previous ACS CCN1 certificate. You will be assessed on the Appliance Specific ACSAssessment
CPA1 – Knowledge and understanding of combustion process
CENWAT – Boilers and Water Heaters
HTR1 – Fires
CKR1 – Cookers
MET1 – Meters
You must hold a recognised gas qualification
Visually/ knowledge and understanding/ practical and multiple choice questions and possible written questions depending on the element undertaken.