These air-purifying respirators are appropriate for use with interchangeable cartridges and particulate filters certified to NIOSH 42 CFR 84 regulations

Respirators feature an economical thermoplastic elastomer facepiece with low breathing resistance. Easy to don with no loose straps to block vision. Respirators are equipped with a soft sealing flange with rolled edges, perspiration port, and three-piece sliding suspension for comfort and fit. Forward-angled nosepiece allows for eyewear compatibility. Probed assembly respirators are equipped with a front opening for fit testing. For S-Series cartridges and filters, see 13501-648 series. For T-Series cartridges and filters, see 89013-494 series.

Half-mask respirators accommodate either Survivair™ threaded (S-Series) or bayonet (T-Series) type cartridges.