Prima Plus Adjustable Bed Mattress: A premier high quality non-turn mattress for high dependency patients.Waterlow Score of 25. Head to toe, 2-way rotation reduces levels of lifting and handling.The layered foams increase comfort and reduce interface pressure combined with firm edges for patient support. Prima Plus Adjustable Bed Mattress Weight Guide 171-233kg. 4 year warranty Please contact your local shop or call us on 01908 644133 for a quotation for this product. We look forward to hearing from you.