6.2.3.2.(3)

Objective

OS3 Safety in Use

Attribution

Intent

Intent 1:

To limit the probability that the performance of ducts or fittings will fall significantly below expectations, which could lead to, in the case of ventilation systems, depressurization in buildings, which could lead to the spillage of carbon monoxide gas from fuel-fired appliances, which could lead to the acute poisoning or asphyxiation of persons.

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