RESOURCES AVAILABLE FROM SOUTH WEST ASSESSMENT AND TRAINING South West Assessment and Training offer some useful publications to assist in updating knowledge on procedures and regulations associated with the plumbing, heating and construction industries. For further information on these publications click on the relevant link(s) below, or alternatively, click on the Order Form link to request publication(s) to be sent to your specified address. Viper Domestic Gas Handbook OFTEC Technical Book 1 - Safe Working Practices OFTEC Technical Book 2 - Commissioning and Servicing Oil Fired Appliances OFTEC Technical Book 3 - Oil Fired Heating System Design OFTEC Technical Book 4 - Domestic Heating Systems OFTEC Technical Book 5 - Commissioning and Servicing Oil Fired Appliances (Vapourising Appliances) Viper Commercial Gas Handbook ORDER FORM