If you are trying to filter out allergens, aim for at least 5 ACH in every room. Step Four: Calculate the CFM Needed To calculate the CFM needed to ventilate a space with a single air change per hour, you can use the following formula: ...
Room A = (2,000 BTUs ÷ 24,000 BTUs) ✕ 800 CFM. Room A = 66.67 CFM. How much CFM do I need per square foot? One cfm is needed per square foot (1 cfm/sq ft) of floor area. This is the average air quantity required for a room or an entire building. This number is bas...
I am struggling to write the proper code lines to have two (or more) feilds perform a calculation on the screen as the user enters the required infomation. i.e. 5,000 (feild1) plus 500 (field2) = 5,500 (new feild for results) I have figured it out to the point that the calcu...