RE:RE:RE:RE:RE:RE:lngHawkdog, you are correct - I call them the big units - so we are on the same page. The rental of these are the only way this company makes BIGGER THAN RENTAL MONEY. The only issue is I have not heard of a single contract being entered into. The small units get rental rates and there are more and more competitors on the playing field. The quotes you gave are for the everyday variety heaters. Where are the BIG UNITS