SD1 Sparrow Door (Spare-O-Door)

Spare-O-Door Temporarily replaces any regular door on all Nature House martin houses to instantly turn a compartment into a live trap to catch house sparrows. When a trap is in use it should be closely monitored in order to promptly release any beneficial species that may become trapped. Has brightly colored indicator to show when trap has been activated. Remove floor tray before installation. Fully Assembled. Includes removal device, bag and rubber band.