It is self adjusting and drafts the proper amount of air based on gas pressure, with a proper gas tuned to produce higher BTU with less propane, this
LSMIITTH Propane Gas Forge Burner , double set, Furnace Burner Blacksmith
Diablo burners in action!, By Texas Forges
forge burner atmospheric burner LPG burner propane burner venturi
Hell's Forge Portable Propane Forge Double Burner Large Capacity
Gas Propane Forge DFPROF3+1D
DIABLO HARDIEBlade 6-1/2 in. x 4-Tooth Polycrystalline Diamond
DFSW2 Double Burner Gas Propane Forge - for Beginners and
TOTAL OUTPUT: 180.000 BTU. NOZZLE DIAMETER: The nozzle diameter at the widest place is 50mm NOZZLE IS MADE OF: Stainless steel 304. OPERATING PRESSURE
DEVIL-FORGE Gas Burner DFC (180.000 BTU), gas ball valve, air choke, Propane Forge Furnace Foundry Raku Kiln Blacksmith Farrier Knife
Duluth Forge Ventless Dual Fuel Gas Log Set - 30 in. Berkshire
DEVIL-FORGE Farrier Gas Propane Forge DFHS2+2D/5.2”, 2 Burners DFP
INTERIOR DIMENSIONS (WxHxD): 10.2 x 5.2 x 12.8 (255mm x 130mm x 320mm). WEIGHT: 32lb / 14.5kg. TEMPERATURE: 2500°F / 1370°C INSULATION: The
DEVIL-FORGE Farrier Gas Propane Forge DFHS2+2D/5.2”, 2 Burners DFP (160.000 BTU) use 1 or 2, Gas Ball Valve, Air Choke, 2 Doors, Horseshoe Makers