To install an Alfa steel oven, follow just a few simple steps: Place the base of the structure. Insert the chimney cowl into the flue. Put the chimney cowl and the flue into the dome of the oven. If you have got a wood-fired oven you can immediately start using it, while if you have a gas-fired (or hybrid) model you will have to make sure to connect it to the gas main or to the LPG cylinder using the supplied hose and fixing it with a clamp. If you want to make your own traditional pizza oven, things are a little bit more complicated as you will have to build a foundation out of bricks and concrete, to assemble the different parts of the dome and to coat the oven with additional refractory material. To learn more about this, here is the tutorial on how to assemble a traditional oven.