... range: -40~+15c are all available.-- size: Customization..-- functions: Fresh-keeping. Freezing, quick-freezing. Air-conditioning are all available..-- insulation ... : Polyurethane (density is up to 40~46kg/m3 ) Application: Food(meat, vegetable, fruit, dairy, drink), medicine, chemical, electronics, etc.-- ... MUCH AS POSSIBLE! ANY HELP, CONTACT US! Cold room for meat, vegetable, fruit and so on