Square ring with 3 concentric ring & a 3/4″ hub.
Ports are staggered for a more realistic flame.
For natural gas or propane. (ports must point up for propane LP)
For optimal flame height, we recommend at least 250,000 BTU
* Available for natural gas or LP Liquid propane. (For LP Liquid Propane you must add air mixing orifice to reduce sooting).