Jackson P32I 24 ft. x 34 ft. multi room log cabin building kit | Hud-1 EZ Buildings This building includes 816 sq. ft. of interior space and a 144 sq. ft. covered porch and 288 sq. ft. loft area 960 total interior sq. ft. The Jackson P32I is an excellent option for someone looking for a vacation home for a weekend getaway, it also is a great option for year round living. The perimeter insulation kit is included which includes brackets, studs, and wall cover boards. This is the perfect building for the DIY and easy weekend project to add more usable space without the expense of a room addition expenses.