F450-13(2019) Standard Test Methods for Vacuum Cleaner Hose—Durability and Reliability (Plastic)
F555-01(2016) Standard Test Method for Motor Life Evaluation of an Upright Vacuum Cleaner
F922-01(2016) Standard Test Method for Motor Life Evaluation of an Electric Motorized Nozzle
F2647-07(2016) Standard Guide for Approved Methods of Installing a CVS (Central Vacuum System)
F2863-11(2016) Standard Specification for Central Vacuum Hose Inlet Valve Socket Dimensions