This s a key course text for: Plumbing NVQs Levels 2 & 3 Heating & Ventilation NVQs Levels 2 & 3 Suitable for: Technical Certificates in Plumbing Levels 1 & 2 Domestic Heating courses, gas, oil, unvented hot water systems and lead sheet options connected with these courses Professional building courses covering general aspects of plumbing. Includes: New Building Regulations, new regulations relating to heat-raising appliances and updates on relevant environmental issues. New material on environmental issues, including condensing boilers and heat pumps Updated material on sanitation and underground drainage Updated material on hot water supply and hot water heating systems, including zone control Appendix updated to include current NVQ qualifications New appendices on boiler sizing and central heating control systems, matching the recommendations of the Building Regulations Part 6 and The Energy Saving Trust.