12-room Purple Martin house constructed of durable, rust-free aluminum Hexagonal design Constructed to raise and lower easier than wooden houses Lightweight white aluminum is heat-resistant and keeps Purple Martins cool Floors snap out for cleaning Included door stops allow the home to be closed between seasons Porch railings help keep young Purple Martins safe Purchase an "Add a Unit" when the colony grows Mounting pole sold separately Assembly instructions included Compatible Birds Purple Martins Shop with confidence when you shop at Southern Agriculture. All of our items are in stock and ship from Tulsa, Oklahoma.  If you have any questions you can email us at [email protected] Would you prefer to shop in-store? We have six locations located in Tulsa, Broken Arrow, and Owasso, Oklahoma.