Filter – Sundstrom SR518 Gas Filter A2 Threaded for SR 500 Series PAPR Units

Earmuff – Headband Howard Leight VeriShield VS120 Folding (CL 5 – 31dB)

Earmuff – Headband 3M Peltor Optime II H520A Green (CL5 – 32dB)

Earmuff – Folding 3M Peltor Optime I H510F Yellow (CL5 – 28dB)