All aluminum structure, walls/floors/roof.Fiberglass sides withfiberglass cap.Fully enclosed and heated underbelly,30,000 btu furnace-6gal gas/elec.hot water heater-ducted 13,000 btu A/C. A&E awning-6cf fridge/solid oak doors. 3 burner range/oven-lt. oak cabinets.slide-out contains dinette & entertainment ctr. lots of storage.Specs. from brochure. hitch goes with package.dry weight 5,748lbs. GVwr 11,585lbscarrying cap.5,246lbshitch wt. 1,185lbsext. lenght 25'9"ext hgt/ac 11'6"fresh water 58galsblack water 40galsgray water 80galscall for more infoWill deliver east of mississippi for expenses.