Cert-ain Core Domestic Gas Safety Assessment Natural Gas

Training provider:
City Training Group

Duration:
1 day

Awarding body:
Cert-ain

Delivery:
Face to face (Llanishen)

Click here to apply for Tata Steel funding

Overview

Cert-ain certified ACS CCN1 (Core Domestic Gas Safety – NG) assessment covering the fundamental safety competences required for work on domestic natural gas installations and appliances. Successful completion is the core prerequisite for appliance assessments (e.g. CENWAT1, CKR1, HTR1, DAH1, MET1) and supports Gas Safe registration (scheme rules apply).

What will I learn?

Gas safety legislation & standards: roles, responsibilities, documentation
Gas emergencies: reporting, making safe, CO awareness/monitoring
Combustion fundamentals & ventilation requirements
Flues & chimneys: selection, siting, testing, spillage checks, flue integrity
Pipework & fittings: materials, installation standards, tightness testing, let-by, purging
Pressure/flow: standing & working pressure, regulators, governors, ECVs, emergency control
Meters: location, bonding/earthing principles (awareness), meter installation checks
Appliances (core safety aspects): burner pressure/gas rate (principles), flame supervision & safety devices, manufacturers instructions
Unsafe situations: identifying ID/AR/NS, warning notices, disconnection & documentation
Customer handover & record keeping

Key information

Funding eligibility criteria

Aged 19+
Living in Wales

Plus, one of the following:

Employed (inc. agency & zero hour contracts), earning under £34,303
Self-employed, earning under £34,303
Full-time carer, earning under £34,303
Prisoner on day release

Entry requirements

Current or within-window CCN1 (per scheme rules)

Assessment

Theory: ACS multi-choice/short answers
Practical: Observed tasks on approved rigs – tightness testing/let-by, purging, pressure/flow checks, flue/ventilation verification, documentation and unsafe situation procedures
Professional discussion/oral questioning where required

Career progression

Appliance assessments: CENWAT1 (boilers & water heaters), CKR1 (cookers), HTR1 (fires & space heaters), DAH1 (warm air), MET1 (meters)
LPG changeover (CCLP1) where applicable
Supervisory/QS roles; manufacturer specialist courses; energy efficiency/heat pumps/solar thermal

Course dates will be discussed directly with the training provider upon successful completion of funding application. Any course dates arranged with the training provider prior to funding being secured may not be honoured – Course dates will only be confirmed once funding has been approved.