roof anchor is designed to be used

roof anchor is designed to be used as a temporarily installed (not for permanent installation) anchorage connector on wood frame structures. This anchorage connector may be used as part of a personal fall arrest or restraint system. Do not attach a lifeline between two or more roof anchors (i.e. horizontal lifeline system). Do not hang, lift or support tools or equipment from this roof anchor or attach guylines for antennas, phone lines, etc.