Gas-fired central heating boilers - Specific requirements for the domestic hot water operation of combination boilers of nominal heat input not exceeding 70 kW; German version EN 625:1995— 12 стр.
Gas-fired central heating boilers - Type B boilers, fitted with atmospheric burners of nominal heat input not exceeding 70 kW; German version EN 297:1994 + A1:1994 + A2:1996 + A3:1996 + A4:2004 + A5:1998 + A6:2003, Corrigenda to DIN EN 297:2005-10; German version EN 297:1994/A2:1996/AC:2006— 4 стр.
Aerospace series - Heat resisting alloy NI-PH2601 (NiCr19Fe19Nb5Mo3) - Solution treated and precipitation treated - Bar and section, De <kleiner =>200 mm; German and English version FprEN 4376:2014
Contract procedures for building works - Part C: General technical specifications for building works; Systems for heating and central water heating— 21 стр.
Energy efficiency of buildings - Calculation of the net, final and primary energy demand for heating, cooling, ventilation, domestic hot water and lighting - Part 8: Net and final energy demand of domestic hot water systems— 88 стр.