Look for grill inserts that are ceramic-coated
With different kinds of grills, you will need to look at the pros and cons of each and in this case, ceramic-coated ones are always better. Despite the fact that ceramic coated grills are a bit pricey, the truth of the matter is that they’ll serve you for long and won’t rust. Ceramic coated grill inserts do not need to be replaced after every now and then plus they do not wear out easily.
Keep the sides perpendicular
As you build the sides using either bricks or stones, it is important to ensure that all sides are perpendicular. As such, you will need to keep checking the level to ensure that no one side is higher or lower than the other. If the walls are not aligned and level with each other, your outdoor grill will suffer damage at some point due to the tilt and growing pressure. It will also look odd