Author Topic: a/c sizing  (Read 268 times)

Offline robstar

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a/c sizing
« on: June 11, 2017, 11:36:03 AM »
Hi Guys,

I just wondering what formula you guys using to size an a/c

Offline walker

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Re: a/c sizing
« Reply #1 on: June 13, 2017, 04:02:30 PM »
a great start would be a heat load calculation.

Offline Admin

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Re: a/c sizing
« Reply #2 on: June 13, 2017, 04:28:03 PM »
That's the safe bet for sure.  I follow the HVAC design sizing but to be honest 90% of the time I divide the square feet of the house by 950 and come up with the same size.  The designers tend to undersize now to improve comfort.