This house has 12 - 6"L x 6"W x 5.125"H rooms. Assembly required. Description * Made in the USA * 3 floor/12 room house * SREH - Starling Resistant Entrance Holes (Crescent shaped) * All aluminum and stainless steel exterior is strong and able to withstand weather * Lightweight for easy raising and lowering * Ventilated roof keeps birds cooler * Hinged doors for ease of cleaning * Guard rails to protect the young * Porch dividers prevent male porch domination * Reflective roof attracts purple martins * Assembly required Details UPC 789453810045 SIZE 14"L x 19"W x 20"H when assembled Each room is 6"L x 6"W x 5.