QUESTION: Need 42 X 80 Low Air Loss Alternating pressure blower and mattress shipped to Illinois. For 250+# Quad. Prefer something with spare parts available & user installable. ANSWER: For 42" mattress, you will need to consider the following bariatric model ALM842. The product provides similar features and benefits to the model ALM831 except that it is wider in size and support higher weight load. The spare parts are available and the product comes with user manual that shows you how to install it which is very easy. http://ucanhealth.com/goto.php?page=detail.php&graph1=ALM842 For more discussions, options and details about the product, or to order the product, please click here The alternating pressure mattress controls pressure, moisture, shear and friction, for prevention and treatment of stages I-IV Pressure sore ulcer. The dual bladder design prevents patients from bottoming out, while sitting up and will maintain air during power outages. Controls pressure, moisture, shear and friction, for prevention and treatment of stages I-IV Pressure sore ulcer. Dual bladder design prevents patients from bottoming out, while sitting up and will maintain air during power outages. Use as a replacement of a standard mattress. Adjustable anchor straps secures mattress to bed frame. Vapor permeable top cover uses AegisTM for extra order control, is machine washable. Multi-direction stretch fabric is zipper on, it is easy to remove for washing. Total of 44 laser pin hole provide low air loss that transfer moisture from patients skin. Quiet, dependable digital air controller unit provides hours of trouble free operation. Key lock function locks adjustment setting. Air controller can operate in static or alternating mode. Alternating mode are adjustable in 4 timing selection, from 5, 10, 15, to 20 mins. Vinyl covering on air tube. Optional fast filling air blower. Weight limit: 350 lbs. Agency Approval: UL, CSA. HCPCS Code: E0277 PUMP SPECIFICATION Power: 110V / 60Hz, 230V / 50Hz Pressure Range: 30 - 60mmHg Air Volume Output: 9.5 liters Cycle Time: 5, 10, 15, 20 mins. (50Hz & 60 Hz) Power Cord: Hospital Grade Cord & Plug Power Cord Length: 12 foot Firmness Adjustment: Yes CPC Connectors: Yes Dimension: 11 1/2" x 10 1/2" x 4 1/2" Weight: 9.5 lbs. MATTRESS SPECIFICATION Cell Depth: 8 Inflated Air Cell: 17 Air Cells w/ 3 Static Cells 14 Cells Alternating and 11 w/ Lasered Low Air Loss Holes Top Cover: Removable & Washable Air Lock Value: Yes Air Tube Covering: Yes CPR Deflation: Yes CPC Connector: Yes Inflated Dimension: 35" W x 80" L x 8" H Weight: 21lbs