FS-122 VENTURI BURNER For natural gas.
This burner is one of the most effective burners available for its price and size. It's tapered throat creates its own vacuum, thereby increasing the velocity of the flame through the burner. Cast into the tip of the burner is a flame retention nozzle that condenses the flame to its maximum heat capacity. This burner also has primary air shutter and a removable orifice for maximum burner adjustment. The total length of the burner is only 8", yet it yields approximately 75,000 B.T.U. per hour at 7" of water column pressure. Screws into a s ½ " pipe fitting For natural gas.