Advance Terra 28B Cordless SweeperAdvance Terra 28B Cordless Sweeper SUPERIOR PICK UP ON HARD AND SOFT FLOORS The Terra 28B leaves wide area vacuums in the dust. Its 28 inch wide sweep path handles carpet with 2. 5 times more productivity than a 28 inch wide area vacuum (ISSA data). Plus, the 28Bs side broom eliminates the need for edge cleaning after sweeping. Compact and easy to handle, the Terra 28B is also among the quietest sweepers in the industry. The Terra 28B features A. S.