I have a Dayton LP unit heater model #3E243 that is 38¼" high, 36" deep, and is 20 5/8" wide. Weighs 213 pounds. It is a gavity vent direct drive propeller with standing pilot. BTuH input is 150,000 BTuH output is 120,000. 120 volt, 2,200 CFM. Gas connection is ½". I have had the unit for 6 years with intent to install in garage. Never got to , never will. I have never had it running. I took it out of a metal building and they had used it up till the day I removed it. Similar new unit is $1,216.00 from Grainger. I have serial number if you would like. I can get you pictures if you would like. Sold as is, and as mentioned it was working when removed 6 years ago. Asking $600.00.. MUST GO!! I will get quote on shipping which will be your cost. I can deliver in state of WI within 100 miles of Watertown, WI. New regulator may be needed per your state regulations.