Difference between revisions of "Air flow rate (BS EN 12056-5:2000)"
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Latest revision as of 11:00, 7 February 2017
Minimum flow rate of air through a ventilating pipe or air admittance valve, measured at 250 Pascal (Pa) pressure drop, litres per second (l/s).
Reference
1. BS EN 12056-5:2000 Gravity drainage systems inside buildings - Part 3: Roof drainage, layout and calculation
