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AS/NZS 4740 PDF
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Natural ventilators – Classification and performance
| Published by | Publication Date | Number of Pages |
| AS/NZS | 03/30/2000 | 41 |
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AS/NZS 4740 – Natural ventilators – Classification and performance
Specifies minimum requirements for ventilators designed to provide ventilation of enclosures by means of the natural flow of air. This Standard includes classification, performance and marking requirements. It also includes appendices outlining the performance test methods. This Standard does not apply to electrically powered ventilators or to smoke and heat exhaust ventilators.
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