Filter – Sundstrom SR515 Gas Filter ABE1 Threaded for SR 500 Series PAPR Units
Can only be used in with the SR500
Earmuff – Neckband 3M Peltor Optime I H510B Yellow (CL4 – 25dB)
Earmuff – Neckband 3M Peltor Optime II H520B Green (CL5 – 27dB)
Earmuff – Folding 3M Peltor Optime II H520FHV Hi Vis Yellow (CL 5 – 32dB)