Tendering and performance stipulations in contracts for construction works (VOB); part C: general technical specifications in contracts for construction works (ATV); glazing— 14 стр.
German construction contract procedures - Part C: General technical specifications for building works - General rules for all kinds of building works— 15 стр.
Fire Behaviour of Building Materials and Building Components; Fire Barriers, Barriers in Lift Wells and Glazings Resistant against Fire; Definitions, Requirements and Tests— 8 стр.