150 square feet - True Fully Insulated Climate Controlled Unit - Interior Entrance Only

200 square feet - True Fully Insulated Climate Controlled Unit - Interior Entrance Only

300 square feet - True Fully Insulated Climate Controlled Unit - Interior Entrance Only

For Class C RVs that are max 30' in length or Boat/Camper Trailers of max 25' in length.
NO Class A RVs or 5th Wheel Gooseneck Trailers here.