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The Amtrol EX-90 is a boiler system expansion tank designed for closed hydronic heating and cooling systems. It has a tank volume of fourteen gallons and features a bladder design for efficient moisture control.
This expansion tank is essential for maintaining pressure in hydronic systems and preventing water hammer.
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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