How much distance is needed to the back of the wall/wall to open the lid on the Fontana "Pizza & Cucina Doppio" model and is the appliance suitable for outdoor use all year round?

You need 25-30 cm distance from a wall / wall. The model is very robustly processed and excellently suited for outdoor use. Temperatures and humidity are no problem, optionally a matching protective cover is also available for perfect protection.