Start building your custom fire pit today! This round stainless steel fire ring consists of three concentric rings. The central hub is a 3/4" gas pip inlet and the ring is made of 100% 304 stainless steel. This burner can be installed by a do-it-yourself installer or by a professional and can be used with either natural gas or propane (lp) applications however additional components are necessary for propane (lp) applications.