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The Taco 418-4 is a 1/2 inch FNPT x 3/4 inch MNPT Hy-Vent designed for HVAC applications. It connects easily to heating systems to facilitate the release of air, enhancing efficiency and performance.
This hy-vent valve is essential for maintaining proper system pressure and preventing air buildup in heating 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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