Heath Aluminum 18-Room Deluxe Martin House plastic ground socket and raised lines on it

and raised lines on it act as perching area

and the top level lifts off for nest checks or seasonal maintenance

fitting into the one below it for compact storage

Each apartment has a 2" diameter entrance hole

Dimensions: 10

Heath Aluminum 18-Room Deluxe Martin House plastic ground socket and raised lines on itProvide a comfortable home for purple martins to colonize with the Heath Aluminum 18 Room Deluxe Martin House. Top quality martin house allows you to become a landlord to these delightful birds in your yard. Shelter features 18 trapezoid shaped apartments measuring 9 wide at the front, 3 wide at the back, 6 deep, and 6 tall to provide ample nesting space. Rust free aluminum construction, along with crisp white and green color, provides a hardy shelter