Designed with 20-gauge steel to improve security on hinged and sliding doors the Guard Dog DoorKeeper Alarm prevents forceful entry of even the largest intruders. The adjustable system allows the door bar to slide to fit most standard sized doors. Want to use on a sliding door? Simply remove the top yolk pin and DoorKeeper is ready for action. Whether at home, school or the office, the DoorKeeper Alarm keeps what you want out.
3-in-1 FULLY PROTECTED: This advanced Guard Dog Security Door Keeper includes a premium multi-height door keeper, removable yoke for sliding patio door use and alarming 100db vibration sensitive alert
EXTREMELY LOUD: With a HIGH sensitive alarm, this door keeper will deter an intruder and alert you up to 1000 ft away in the event of an unwelcome entry attempt to your home, door or patio door
ADJUSTABLE: Door Keeper adjusts from 25 in (63.5 cm) to 41.5 in (105.4 cm) with 40 different positions to adjust most hinged and sliding doors
IMPROVED DESIGN: Angled and squared rubber bottom assures full contact and strong grip on all types of floors without scratching them
