Will my furnace support a properly sized a/c unit? [Archive]

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twyatt

Mar 9, 2014, 05:24 PM

I have a 45,000 BTU gas fired single stage furnace and I am looking to install a central air unit.. Will my furnace support a properly sized a/c unit?

ma0641

Mar 9, 2014, 06:36 PM

Sure. Have a manual J done and it will size the AC for you.

talaniman

Mar 9, 2014, 07:30 PM

Just to add

http://www.resnet.us/blog/manual-j-heating-and-cooling-load-calculation/

ballengerb1

Mar 9, 2014, 07:42 PM

You are doing the install or is some tech doing it for you?