All Courses


Domestic Gas Courses

ACS Gas Safety - Core
CCN1 - Initial

The key Domestic Gas qualification which allows holders to join the Gas Safe register.

ACS Gas Safety - Core
CCN1 - Re-assessment

Qualified gas engineers are required to renew their ACS accreditation every 5 years.

Domestic Gas Appliance

Central Heating Boilers
Domestic Cookers
Gas Fires
Warm Air Heaters
Tumble Dryers
Gas Meter Installations
Range Cookers/Boilers
Combustion Performance Analysers

Commercial Gas Heating Courses

Commercial Heating - Core
COCN1 - Initial

The core gas safety qualification for Gas engineers who work in the Commercial Heating Sector

Commercial Heating - Core
COCN1 - Re-assessment

Qualified Commercial Gas engineers are required to renew their ACS accreditation every 5 years.

Commercial Appliances

CORT1: Overhead Radiant Tubes
MET4: Commercial Gas Meters
CDGA1: Comm. Space Heaters
CHXX1: CH Boiler over 70KW ICPN1: Commercial Pipework Installation/Fittings
TPCP1/1A: Commercial Pipework Test/Purge

Domestic Gas to Commercial Gas Changeover

For existing Domestic Gas Engineers who want to increase their portfolio to encompass Commercial Heating Installations and Appliances.

Commercial Gas Catering Courses

Commercial Catering - Core
CCCN1 - Initial

Core Gas Safety Assessment for Commercial Heating Engineers

Commercial Catering - Core
CCCN1 - Re-assessment

Renewal Assessment for Commercial Heating Engineers, every 5 years.

Commercial Appliances

COMCAT1: Atmospheric Burners
COMCAT3: Deep Fat Fryers
COMCAT5: Pre-Mix Burners

Domestic Gas to Commercial Catering Changeover

For existing Domestic Gas Engineers who want to increase their portfolio to encompass Commercial Catering Installations and Appliances.

Liquid Petroleum Gas Courses

CCLP1 LPG - Core

This Core Gas Safety course and assessment is for candidates who wish to work solely in the LPG industry.

CONGLP1 - Changeover

Applicable to existing Gas Registered Engineers who hold their qualifications in Natural Gas and wish to expand their registration to encompass LPG.

LPG Assessments

PD: Permanent Dwellings
RPH: Reidential Park Homes
LAV: Leisure Accomm. Vehicles
BOAT: Boats

LPG Appliances

HTRLP2: Closed Flue Fires
REFLP2: Refrigerators
WATLP2: Water Heaters
HTRLP3: Space Heaters
VESLP1: Gas Storage Vesssels
CCLPI: External Pipework
EFJLP1: Electro Fusion Welding

Environmental & Water Courses

Unvented Hot Water Storage

Covers the necessary skills and understanding required to safely install unvented systems. Highlights dangers of hot water under pressure and necsessary safety measures.

Water Regulations

Highlights an engineers legal obligations to prevent waste, misuse, contamination, undue consumption and erroneous measurement of water supplies.

Legionnaire Prevention

Disinfection of water supplies in Hotel, Catering and Letting industries, and an important qualification for the Housing Association Sector.

Energy Efficiency

Essential for Central Heating Installations. Covers heat loss, efficiency ratings and temperature control of heating systems.

Central Heating Fault Finding

The course highlights the steps which need to be taken in order to locate a fault on both mechanical and electrical components and covers combination and system boilers.

Cavity Wall Safety Awareness

For operatives who install cavity wall insulation and cladding to buildings. In particular, the dangers and consequences of blocking flues and ventilation grills.

New Entrants - Training Programmes

managed learing program for new gas engineers

Managed Learning Program

Not currrently available

Category 2 gas trainee


Applicants must provide evidence that they hold qualifications relevant to the area of gas work they are seeking to obtain certification in.  These qualifications must demonstrate competence has been gained with gas appliances and pipework.

Gas Safe Registration


CAT1 candidates are experienced gas fitting operatives from within or outside the UK.
An ACS Core Gas Safety Competence qualification allows them to apply for Gas Safe registration.