This siphon nozzle is designed for waste oil burner systems, delivering air atomizing spray to improve fuel atomization and combustion performance. It features an adjustable spray orifice range of 0.5 mm to 4.0 mm and a 3.5 mm connection size, supporting common siphon fed burner configurations. Built for reliable operation, it provides consistent spray across the specified range to help achieve stable flames and easier maintenance. Key benefits Improved atomization for more efficient combustion and cleaner burn Adjustable orifice from 0.5 mm to 4.0 mm allows tuning for different fuels and burner settings Air atomizing design enhances fuel mixing with air for better flame stability Consistent spray performance reduces downtime and increases burner reliability Replacement part that supports routine maintenance and prolongs burner life Key attributes Functionality: Siphon oil burner nozzle with air atomizing spray Compatibility: Intended for siphon fed waste oil burner systems; designed to work with a 3.5 mm nozzle fitting Size: Orifice range 0.5 mm to 4.0 mm; nozzle size 3.5 mm Material: Material not specified in available information Performance: Provides stable spray and reliable atomization across the adjustable range for dependable burner operation Use cases Replacement nozzle for a waste oil burner in a small industrial or workshop heating system, restoring efficient atomization and flame stability Retrofit or upgrade for an older siphon fed burner to improve combustion efficiency and reduce emissions Application in waste oil powered heating units or furnaces that require adjustable spray density to match burner pressure and fuel viscosity