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FREE USPS GROUND ADVANTAGE SHIPPING on items OVER $75.00 (UNDER 1 LB.) based on the weight per item. If you can't find a part you are looking for, call or text us at 970-518-3085!
FREE USPS GROUND ADVANTAGE SHIPPING on items OVER $75.00 (UNDER 1 LB.) based on weight per item. If you can't find a part you are looking for, call or text us at 970-518-3085!

3 Quart Expansion Bottle With Sensor Kit - MSE-200-OFB

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Original price $123.56
Original price $123.56 - Original price $123.56
Original price $123.56
Current price $111.20
$111.20 - $111.20
Current price $111.20

The 3 Quart Expansion Bottle With Sensor Kit are direct replacement parts used in Aqua-Hot hydronic heating systems to monitor antifreeze fluid levels. This kit includes a pre-installed low-fluid sensor and is designed for easy integration into your heating system.

Important Information
  • Pre-Assembled Kit – Comes with the bottle, cap, sensor, and necessary fittings for simplified installation.
  • Integrated Fluid Monitoring – Includes a built-in sensor that detects low antifreeze levels and signals the system or dash indicator.
  • Genuine OEM Replacement – Designed for perfect compatibility and optimal performance in Aqua-Hot heating systems.

Compatible Models

Aqua-Hot
AHE-250-D01 AHE-250-D02 AHE-250-D03 AHE-250-P01

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