Alternating pressure system for the treatment of pressure ulcers up to grade II (according to EPUAP). The mattress overlay consists of high-quality nylon/TPU cell material. The nylon cover is PU-coated and features button closures at head and foot end and an external emergency venting. Specifications Item no.: 998008 Control unit Measurements: approx. 300 x 190 x 120 mm Weight: approx. 3 kg 1 membrane compressor, mech. control, alternating pressure cycle (10 min.) & static mode, low pressure alarm (visual and acoustic) Mattress overlay Measurements inflated: approx. 200 x 80/90 x 14 cm Weight: approx. 4 kg 18 cells, 3 head cells static, PVC connecting tubes (incl. transportation safety lock), CPR emergency ventilation Materials Cells: nylon/TPU cell material Cover: nylon with PU coating, breathable, with press buttons Accessories Optional: foam mattress base with nylon cover (item no. 991508+) Max. patient weight: 130 kg Pressure ulcer grade: I-II