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ÖNORM EN 778:1998-03

Отменен
Domestic gas-fired forced convection air heaters for space heating not exceeding a net heat input of 70 kW, without a fan to assist transportation of combustion ......(abbreviated)
ОписаниеИзмененияСсылкиВерсии

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ÖNORM EN 778:2011-04
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Domestic gas-fired forced convection air heaters for space heating not exceeding a net heat input of 70 kW, without a fan to assist transportation of combustion air and/or combustion products

На этот документ ссылаются

ÖNORM EN 778:2011-04
Действует
Domestic gas-fired forced convection air heaters for space heating not exceeding a net heat input of 70 kW, without a fan to assist transportation of combustion air and/or combustion products