Duct Construction Specs: system_leakage
ASHRAE duct construction specifications: sheet metal gauge thickness and weight for galvanized, uncoated, and stainless steel ductwork; duct leakage percentages by leakage class and flow ratio; and maximum allowable fan system leakage by HVAC system type
| data type | gage | max leakage pct (%) | system type | test condition | test pressure inwg (inWG) |
|---|---|---|---|---|---|
| system_leakage | Air_handling_units_site_test | 1 | Air-handling units | Site test by manufacturer | — |
| system_leakage | Chilled_beam_systems_construction | 5 | Chilled-beam systems | During construction | 4 |
| system_leakage | Chilled_beam_systems_operating | 5 | Chilled-beam systems | Operating | — |
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