Sundstrom Air System, SR 500/SR 570

Powered Air Purifying Respirator (PAPR) Portable Air System  - self contained.  No extra hoses to drag through crawl spaces and attics.  NOTE - Requires Sundstrom SR 532 OV/SD/CL/HC/HF Cartridge, 2 Pack for Spray Foam use to filter out harmful chemicals.  We also strongly recommend you also purchase the SR 221 Pre-filters.  At less than 50 cents each, they will assist in keeping spray foam out of your more expensive filters. See a list of all Recommended Items and Parts by clicking here. Download the Operating Instructions by clicking here. PAPR kit - includes  SR 500 fan unit SR 570 Face shield with bump cap breathing hose battery battery charger belt flow meter filter covers 2 each HE particulate filters  Replacement parts are available in the parts section of our online store.