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The Goodman B1789859 Piston is a flow check piston kit with a .059 inch orifice opening. It is designed for use with air conditioners and heat pumps. This piston is compatible with 2.0 ton R-22 and 2.5 ton R-410A units.
The Goodman B1789859 piston is designed for optimal performance and compatibility with various air conditioning and heat pump systems.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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