Dwyer Instruments A-350 Aspirator Bulb 318518-761 this unit is optimized for

this unit is optimized for CMF Series downflow furnaces

this valve is designed for R22/R407C capacity

ensuring efficient operation in heavy industrial electrical environments

When you need a dependable Burnham boiler ignition replacement

Built with a durable ceramic insulator and a high-temperature alloy rod

Dwyer Instruments A-350 Aspirator Bulb 318518-761 this unit is optimized forIf you're out in the field running leak checking tests or validating pressure switch calibration, the Dwyer A 350 Aspirator Bulb is a staple in the technicians bag. This manual pump is engineered to provide a reliable source of positive pressure or vacuum for various HVAC test instruments. By simply connecting your 1 4 inch tubing to the barbed fitting, you can generate the required pressure with a single hand. For vacuum applications, such as pulling