NVQ Level 3 – Commercial and Industrial Gas, Building Services / Heat & Ventilation * ACS Gas – COCN, CIGA, CORT, ICPN, CDGA, TPCP1, TPCP1A * NVQ Level 3 – Air Conditioning & Refrigeration * City & Guilds 2079 F-Gas Category – Desirable not essential * City & Guilds 5831 Electric...