Church HVAC ProjectProject Church HVAC Calculations
Mon Jan 29 12:36:30 CST 2007 
There is no calculation for North & Shaded Glass 
There is no calculation for NorthEast and NorthWest Glass 
The Btuh Gain for 300 SqFt of East and West Single Pane Glass = 33000 
There is no calculation for SouthEast and SouthWest Glass 
There is no calculation for South Glass 
There is no calculation for SkyLights 
There is no calculation for Windows in Doors 

The Btuh Gain for 1020 SqFt of Mason Above Grade R-5 Wall Number 1 = 3162 
There is no calculation for Wall Number 2 
There is no calculation for Wall Number 3 
There is no calculation for Wall Number 4 
The Btuh Gain for 2200 SqFt of Roof Only 5.25" - 6.5" R-19; Ceiling Number 1 = 
11440 
There is no calculation for Ceiling Number 2 
There is no calculation for Floor Number 1 
There is no calculation for Floor Number 2 
The Btuh Gain for 70 People = 700 
There is no calculation for Motor HP 
There is no calculation for Ducts Out of Conditioned Spaces 
The Btuh Gain for 2200 SqFt of Area Lighting in an Office = 6600 
There is no calculation for Coffee Machines 
There is no calculation for Electric Food Warmers 
There is no calculation for Gas Food Warmers 
There is no calculation for Electric Fry Kettle 
There is no calculation for Gas Fry Kettle 
There is no calculation for Electric Griddle 
There is no calculation for Gas Griddle 
There is no calculation for Hair Dryer Helmets 
There is no calculation for 4-Slice Toaster 
There is no calculation for other appliances of known wattages 
There is no calculation for Outside Fresh Air #1 
There is no calculation for Outside Fresh Air #2 
There is no calculation for Outside Fresh Air #3 
The Cafeteria or Fast Food Outside Fresh Air #4 = 1400 cfm 
The Btuh Gain for Outside Fresh Air #4 = 42000 
There is no calculation for Outside Fresh Air #5
There is no calculation for Outside Fresh Air #6

The Total Outside Fresh Air CFM = 1400 
This is in accordance with International Mechanical Code 2003 
The Total BTUh Gain = 96902 
The Total Tons of HVAC needed = 8.07516666666667