Diversi-Foam Hybrid Mattress Replacement The diversi-foam II single mattress replacement hybrid system combines static and dynamic alternating mattress technology. The design provides highly effective care and protection for patients up to a very high risk of pressure ulcer development when in dynamic mode and up to high risk when in static mode. Specification Maximum user weight of 254 kg Mattress dimensions: 1980 mm x 880 mm x 150 mm Power unit dimensions: 260 mm x 130 mm x 80 mm Mattress weight: 13.9 kgPower unit weight: 1.4 kg Features 7 Pairs of air cells Static head cells Dual Cells (foam within the air cell) CPR release valve TPU air cells Foam mattress wall with cutouts ..