johncooling,
Yes I understand your point of positive and negative pressure.
I need some formula to understand how much positive pressure building will be holding?
Hi,
I'm working on a project of HVAC design for day care facility with approx. total area of 13,200 sq. ft. and average ceiling height of 11.5 ft.
As per heat loss/heat gain calculations, total air supply is 19,200 CFM which includes 5,140 CFM of outdoor air as per ASHRAE 62.1.
Total washroom...