Super energy efficient cottage

Super energy-efficient green tiny home cottage with continuous-engineered foam. -400 sq. ft. Rv park model, built with 6" foam block walls and 8" in the ceiling - 50 year metal roof, cement fiber board siding for virtually no maintenance, stainless appliances with gas range, 9000 btu/ amp HVAC, oak washed laminate flooring, butcher block counter-tops, Murphy bed with mattress, removable wall, mirrored doors with work station/desk, sleeping loft with removable ladder, low e glass, tiled bathroom, breakfast bar, built in lighting and movement activated lighting, soft close cabinet doors, 20 gallon water heater. Built to last with unique tax advantages.