for 3M PAPR Versaflo Prefilter TR-600 Series Powered Air Purifying Respirator, Disposable, Extends PAPR Life,Prefilter TR-6600 10pcs$$Tools & Hardware Other

Compatible with tr-6600, may be used with TR-6600 spark arrestor as well Reduces operating costs : By extending the life of TR-600 series filters and cartridge 10pcs for 3M PAPR Versaflo Prefilter TR-600 Series Powered Air Purifying Respirator, Disposable, Extends PAPR Life,Prefilter TR-6600 10pcs