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The Taco Comfort Solutions 221-4. is an 11/4 inch cast iron flow check valve designed for hydronic systems. This valve ensures proper water flow direction and prevents backflow in heating and cooling applications.
This flow check valve is essential for maintaining efficiency in hydronic 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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