Installations for oil supply systems for oil burners - Part 2: Safety requirements and tests; parts, valves pipes, filters, oil de-aerators, meters; German version EN 12514-2:2000— 9 стр.
Parts for supply systems for consuming units with liquid fuels - Part 1: Safety requirements and tests - Terminology, general requirements; German version prEN 12514-1:2009
German construction contract procedures - Part C: General technical specifications for building works - Systems for heating and central water heating— 28 стр.
Contract procedures for building works - Part C: General technical specifications for building works; Systems for heating and central water heating— 21 стр.
German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Installation of central heating systems and hot water supply systems— 27 стр.
Contract procedures for building works - Part C: General technical specifications for building works; Systems for heating and central water heating— 21 стр.
German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Installation of central heating systems and hot water supply systems— 28 стр.