3M 7000131701 High Efficiency Filter, For Use With 3M Powerflow Powered Air Purifying Respirator (PAPR) Systems 3M, 7000131701, Particulate Filter, HEPA, For Use With: 3M Powerflow Powered Air Purifying Respirators, Black, 4.3 in L x 4.3 in W x 2.6 in H Dimensions
