German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Insulation of service installations— 23 стр.
Smoke and heat control systems - Part 9: Minimum values for power supplies according to DIN EN 12101-10 and control equipment according to ISO 21927-9— 10 стр.
Smoke and heat control systems - Opening units for building coverings for ventilation and smoke elimination purposes - Requirements and test methods— 22 стр.