View Full Version : Will my furnace support a properly sized a/c unit?
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?