Velocity Boiler Works (Crown) 13-142 Nozzle 320720-756 While it may look like

While it may look like other HVAC pressure switches

Optimized Airflow: Maintains the factory-specified blade pitch to ensure the system hits its design-rated CFM and static pressure

Engineered to strict factory specifications

7V in one direction and an open loop in the other

Common Questions Is the rotation reversible on this blower wheel

Velocity Boiler Works (Crown) 13-142 Nozzle 320720-756 While it may look likeThe Velocity Boiler Works (Crown) 13 142 Nozzle is a high precision Delavan 0. 75 80A oil burner nozzle designed for service professionals requiring exact fuel atomization in residential and light commercial oil burning appliances. This Type A hollow cone nozzle delivers a flow rate of 0. 75 GPH at 100 PSI with an 80 degree spray angle, making it ideal for flame retention burners and combustion chambers where a stable, low noise flame is required.