Yes, you can use wood and charcoal. You can also use briquettes in the ash pan to cook a potjie (camp oven) on.
If you use good quality wood then about 45 minutes time to relax and have a drink or if you use charcoal about 20 minutes.
No, the door is open when in use. You use as a table/bench whilst cooking to put your meat /platters/ beer on.
No, Wood Fired Braais using wood, charcoal or heat beads cannot be used outside during a Total Fire Ban.
Please check the TOTAL FIRE BAN warnings with your local government Fire Department in your State via webpage.