This standard gives guidance on writing the technical specification for the procurement of natural draught and mechanical draught wet and wet/dry (hybrid) cooling tower and cooling towers internals for use in electricity generating stations (power stations). This Guide for procurement is not applicable to equipment for use in the nuclear reactor plant area of nuclear power stations. Other possible applications of such equipment have not been considered in the preparation of this Guide. This Guide covers: - water distribution system; - spray assembly; - filling (film packing, splash grids or laths, etc.);...