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The Delavan 2.00-45-b is a Type B solid cone oil burner nozzle designed for residential heating applications. It delivers a flow rate of 2.00 gallons per hour at a spray angle of 45 degrees. HVAC technicians and oil burner service professionals rely on this nozzle to atomize fuel oil into a fine, consistent mist that supports clean, efficient combustion. Proper atomization is critical in oil-fired boilers and furnaces because it directly affects heat output, fuel efficiency, and the buildup of soot or carbon deposits in the combustion chamber. The solid cone spray pattern produced by this nozzle distributes fuel evenly across the entire cone area, making it well suited for burner heads that require a full, uniform flame pattern. The brass body provides corrosion resistance and long service life in fuel oil environments. The steel orifice disc maintains a precise orifice size to ensure consistent flow and spray angle under normal operating pressures. A sintered filter is integrated into the nozzle body to trap fine particles that could clog or erode the orifice, protecting nozzle performance over time. This nozzle is rated for operation at 100 PSI and is designed for use at an ambient temperature rating of 80 degrees Fahrenheit. It meets ISO 9001 quality standards, indicating that it is manufactured under a documented quality management system. Replacing oil burner nozzles on a regular maintenance schedule is standard practice in the heating industry. A worn or clogged nozzle produces an inconsistent spray pattern, leading to poor combustion, increased fuel consumption, and excess smoke. Technicians working on Beckett, Riello, Carlin, and other common burner brands frequently use Delavan nozzles as direct replacements. This 2.00 GPH, 45-degree, Type B nozzle is a standard size commonly stocked for routine service calls and annual oil burner tune-ups.
The Delavan 2.00-45-b delivers precise 2.00 GPH fuel atomization at a 45-degree solid cone angle, meeting ISO 9001 standards for quality. It is a reliable replacement nozzle for residential oil-fired heating systems serviced by HVAC and oil burner technicians.
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