This is a full face welding respirator. It's heavy, uncomfortable, and hard to breathe in. During turnarounds I wear it for up to 16 hrs a day to weld inside refinery towers.
Proline Air Fed Welding Helmet
3M Speedglas Welding Helmet 9100 Air with Welding Kit Auto Darkening Filter 9100XXi and 3M Adflo Powered Air Respirator, 35-1101-30isw, Compact, Lightweight Respiratory Protection, Memory Modes: Amazon.com: Tools & Home Improvement
Respirators | Particulate and Powered Air-Purifying Respiratory Protection – weldingoutfitter.com
En143 Reusable Breath Spray Welding Respirator Spray Paint Mask - China 6200 Half Face Mask, Half Respirator | Made-in-China.com
Welding Respirator: How Can You Protect Yourself From Welding Fumes? - PK Safety Supply