Security Door Brace / Door Brace. Stops Home Invasions & Burglars. The OnGARD Door Brace Withstands up to 1775 Lbs of Violent Force. Tested & Certified By Global Security Experts. $88.00. WANT for nights I'm home alone with all three babies. edited: I pinned this first thinking this was an excellent product idea but then it occurred to me, why wouldn't the intruder just break a window?