Both of these units have multi ring cast iron burners. Each ring has an individual control valve. The diameter of the 4 ring burner is 16" and the overall length is 35". The diameter of the 3 ring burner is 12" and the overall length is 30". The pipe connecting the valves to the burner is 3/4" pipe and may altered in length.
Model 4RING ---4 ring unit ---- Price $259.95
Shipping weight 55#
Model 3RING ---3 ring unit ---- Price $219.95
Shipping weight 35#
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Fax 1-337-477-0298 24 hours a day, every day.