The Hobart 00-712001-000A2 Cast Iron Burner delivers steady and efficient heat distribution for commercial kitchen equipment. Manufactured by Hobart Corporation, this burner measures 13-1/4" long by 4-1/4" wide and includes protective shields and an adjustable air shutter for controlled combustion. It works by mixing gas and air through the shutter to create a consistent flame pattern... https://www.partsfe.co.uk/hobart-00-712001-000a2-cast-iron-burner-w-shields-air-shutter-13-1-4-long