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• Apr 6th 2026

  Refrigeration Sight Glass: Reading Moisture Indicators and Bubble Flow

  Refrigeration Sight Glass: Reading Moisture Indicators and Bubble Flow Understanding the Function of a Refrigeration Sight Glass A refrigeration sight glass is a vital component in HVAC systems, allow…

  Published by HVACProSales Expert

• Mar 16th 2026

  What is a TXV in HVAC? A Complete Guide for Technicians

  Quick Answer Box What is a TXV in an HVAC system? A TXV, or Thermostatic Expansion Valve, is a metering device that controls the amount of liquid refrigerant entering the evaporator coil. It modulates…

  Published by HVACProSales Team