Available in both 6 and 10 quart models  Patented Aircomfort harness technology reducing wearer perspiration by up to 25% over closed-back systems  Five unique harness adjustments for an individualized, secure, and cool fit  A four-level filtration system including a HEPA filter cartridge, contributing to improved indoor air quality (IAQ)  Superior 69.5 dB rating for whisper-quiet operation  Light weight and ergonomic  110” water lift  110 CFM  Complete set of tools and double-bend wand come standard.