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BS 5864:2019 |  на печать | | Installation and maintenance of gas-fired ducted air heaters of rated heat input not exceeding 70 kW net (2nd and 3rd family gases). Specification |
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| | Библиография | Обозначение | BS 5864:2019 | | Заглавие на английском языке | Installation and maintenance of gas-fired ducted air heaters of rated heat input not exceeding 70 kW net (2nd and 3rd family gases). Specification | | Количество страниц оригинала | 58 | |
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