DIN 2001-1 Supplement 1 Drinking water supply from small units and non stationary plants - Part 1: Small units - Guidelines for drinking water, planning, construction, operation and maintenance of plants; Technical rule of the DVGW; Supplement 1: Example for a checklist for the control of water catchment plants

Amendment by Deutsches Institut Fur Normung E.V. (German National Standard), 05/01/2007