• Temporary roof anchors for use in new house construction • Attach these with the required 8 screws (not included) and these roof anchors can withstand a force up to 5,000 lbs • MSA Safety Works Fall Protection meets or exceeds the American National Standards Institute ANSI Z359.1, ANSI A10.14, CSA, and OSHA requirements • s Institute ANSI Z359.1 ANSI A10.14 CSA