Invacare's microAIR Alternating Pressure Support System with On-Demand Low Air Loss is the most econmical alternating pressure and low air loss therapeutic support system available. This alternating pressure mattress helps prevent and treat pressure ulcers and provides a temperate climate for patients with its ability to circulate air within the mattress. Mattress rolls up for easy storage and handling. Attached over-shoulder carry strap allows for easy transport. Mattress is secured with 10 nylon buckled straps and has a non skid bottom. Quilted 70 denier nylon cover helps protect user from friction and shear. 10 LPM compressor has alarm, alarm silence and lock out features. Treatment times are 5, 10, 15, and 20 minute cycles.