Heath Outdoor Products AH-18D 18-Room Purple Martin Bird House - Durable Aluminum Birdhouse for Backyard, Garden & Outdoor Decoration - Attracts Purple Martins for Natural Pest Control

The 18-room Deluxe Aluminum Purple Martin House features a durable, hexagonal design. Lightweight aluminum construction makes this house easier to raise and lower than wooden houses, and also keeps the inside temperature cool for Purple Martins. Each home includes door stops and protective rails. As the colony grows, so can the house; just add-a-unit. Mounting pole sold separately. Assembly instructions included.