Estate Architectural Bird House is made in the USA, constructed of durable vinyl to last a lifetime. Large Purple Martin Birdhouse features twelve compartments with perches. Additional faux entrances have been added for a balanced design aspect. Components are manufactured on a CNC router to ensure absolute precision and quality in this impressive birdhouse. Crafted of cellular expanded PVC board (with the look of wood), and premium 16 oz. copper, this 22" diameter martin house will last a lifet Purple Martin Birdhouse, Purple Martin House, Decorative Brackets, Copper Roof, Green Copper, Bird House Kits, Wood Post, Bird Houses, Curb Appeal