The Nova 3 TM Air Fed Sandblasting Hood by RPB has breakthrough protection technology with advanced comfort and functionality. The RPB NOVA 2000 TM features lightweight pillow foam padding that provides maximum comfort and reduces outside noise to a minimum. Both blast helmets have been tested and approved to Respiratory Protection standards worldwide including NIOSH, CE and AS/NZS and were designed specifically for blasting, by blasting experts. more... See more text