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The TRANE TUB08990 is a Short Orifice Tube for Circuit 1, a genuine OEM component manufactured by Trane. This essential part, also identified by SKU TUB8990, is designed to ensure precise flow control within specific circuit applications. It serves as a direct replacement, maintaining system integrity and performance.
Essential OEM component for HVAC 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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