Chimneys - Part 1: Design and performance; Supplement 3: National supplement for the use of system chimneys with plastic flue liners according to DIN EN 14471
Chimneys - Connecting flue pipes for heat generating systems - Metal pipes and fittings for flue gases from domestic heat generating systems for operation under negative pressure conditions— 8 стр.
Chimneys - Connecting flue pipes for heat generating systems - Metal pipes and fittings for flue gases from domestic heat generating systems for operation under negative pressure conditions— 9 стр.
Chimneys - Part 1: Design and performance; National supplement for metal chimneys according to DIN EN 1856-1, flues and connecting flues according to DIN EN 1856-2, Supplement for allowed materials and the usage of corrosion resistance classes— 7 стр.
German construction contract procedures - Part C: General technical specifications for building works - Systems for heating and central water heating— 28 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.
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.
