What size furnance would i need for 1500 sq ft home?Post created: 2012-10-05 Type of Equipment: Furnace Views: 25This question was created on the page: http://www.furnacecompare.com/buying_a_furnace.html. Furnacne is a dayton...i am told its outdated and at 100,000 btu its to large for my home and i dont have enough runoffs so al it dos is cycle on and off. Your Answer |