"Mobile Home" means a building unit or assembly of closed construction that is fabricated in an off-site facility, is more than thirty-five body feet in length or, when erected on site, is three-hundred twenty or more square feet, is built on a permanent chassis, is transportable in one or more sections, and does not qualify as a manufactured home as defined in division (C) (4) of section 3781.06 of the Revised Code or as an industrialized unit as defined in divisions (C)(3) of section 3781.06 of the Revised Code.