HVAC basement ventilation plan featuring ductwork sizing up to 44″x18″ and mechanical exhaust units VE-4/VE-9. Specifics include 2″ thk. fiberglass insulation and 1hr fire-rated gypsum enclosures for new conduits per architectursl specs. Plan de ventilation pour sous-sol de salle de quilles.
400 CFM Bowling Alley Basement Ventilation Plan
