Guide for the procurement of power station equipment. Boilers. Shell boilers. Section 2: Shell boilers|Terminal fittings, Heating equipment, Solid fuels, Standards, Tendering, Hot-water boilers, Siting, Gaseous fuels, Quality, Boilers, Water, Technical documents, Specifications, Life (durability), Performance, Environment (working), Fire-tube boilers, Verification, Acceptance (approval), Equipment safety, Electric power stations, Purchasing, Quality assurance, Electrical equipment, Design, Steam boilers, Liquid fuels, Legislation, Technical writing, Maintenance, Saturated steam, Superheated steam, Performance testing