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deefixhouse
May 27, 2008, 12:00 PM
i need to replace my furnace. it is in a crawl space. which is better a horizonal or a multi position? i am in front range of colorado. do i need 80% afue or 90?
hvac1000
May 27, 2008, 12:29 PM
As long as the system is rated for horizontal operation it makes no difference which one you use. The afue is dependant upon how much money you will save and how much you want to spend on a new unit. Your choice.