The Supreme Air Alternating Air Flotation Mattress System combines the most advanced technology and clinically effective features in a portable system * Mattress utilizes 16 independent 8 deep air cells to reduce interface pressure for the prevention and treatment of Stages I-IV pressure ulcers * User friendly controls and ease of setup make Supreme Air ideal for institutional use and the homebound patient * CPR valve for quick deflation * Vyvex III Mullti-directional stretch fabric transfers moisture away from patients skin and is low shear anti-microbial fluid resistant fire retardant and washable as well as loose fitting to conform to the patient * Zippered and removable cover * Control unit includes 2 modes of operation: Alternating and Static * Control dial adjusts mattress from soft to firm for patient comfort * Normal pressure alert indicates that system is operating properly * Low pressure alert and auto alarm systems offer dual protection in case of power outages or accidental disconnection of hoses * Deluxe adjustable hanger brackets secure control unit to fit all makes of hospital beds * Easy access filter reduces damaging dust particles for maintenance free use * Medicare Code E0277 * Weight cap: 250 Lb