German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Installation of central heating systems and hot water supply systems— 21 стр.
Chimneys - Part 1: Design and performance; Supplement 2: National complement for the use of clay/ceramik flue liners according DIN EN 1457-1 and DIN EN 1457-2, allocation of the classification system for custom-built chimneys— 6 стр.
German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - General rules applying to all types of construction work— 14 стр.
Copper and copper alloys - Seamless, round copper tubes for water and gas in sanitary and heating applications; German version EN 1057:2006+A1:2010— 37 стр.
Heating systems in buildings - Procedure for the preparation of document in respect of operation, maintenance and use - Heating systems requiring a trained operator; German version EN 12170:2002— 30 стр.
Heating systems in buildings - Procedure for the preparation of document for operation, maintenance and use - Heating systems not requiring a trained operator; German version EN 12171:2002— 8 стр.
Thermal solar systems and components - Custom built systems - Part 1: General requirements for solar water heaters and combisystems; German version EN 12977-1:2018— 27 стр.
Direct acting indicating analogue electrical-measuring instruments and their accessories - Part 1: Definitions and general requirements common to all parts (IEC 60051-1:1997); German version EN 60051-1:1998— 25 стр.
Preparation of documents used in electrotechnology - Part 1: General requirements; Amendment A2 (IEC 61082-1:1991/A2:1996); German version EN 61082-1:1993/A2:1996— 11 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— 21 стр.
German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - General rules applying to all types of construction work— 14 стр.
