Author Topic: need help sizing furnace  (Read 3942 times)

Offline gregm

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need help sizing furnace
« on: January 16, 2009, 04:56:13 PM »
what size btu furnace is recommended for 2000 sq ft 2 stry house? currently have 80 000 btu which seems like it's on all the time, only 2 yrs old (Payne)

Offline oldguy2

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Re: need help sizing furnace
« Reply #1 on: January 17, 2009, 08:11:31 AM »
you need a heatloss done on it . this will tell the proper size furnace. try doing a heat loss your self go to www.heatload.com it will give you a could ideal

Offline oldguy2

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Re: need help sizing furnace
« Reply #2 on: January 17, 2009, 08:14:15 AM »
should tell you that on that site you need to click on the school pass it will let you in to do your own heatloss

Offline Zzz

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Re: need help sizing furnace
« Reply #3 on: January 19, 2009, 08:52:51 PM »
You really need to include more info. I would not put a furnace into your house with less than 80,000 btu out put if you are talking about a 80% effic furnace that converts to a 100.000 btu furnace minimum for this area.