How to Winterize Your HVAC System for Maximum Efficiency

Published by Audree Grubesic on Nov 20, 2024. Updated Jan 27. Read time: 2 min.

Purpose

Winterizing an HVAC system can improve efficiency, reduce energy bills, and extend system life.

Steps

  1. Clear leaves, dirt, and twigs from around the outdoor unit. Keep airflow unrestricted.
  2. If the outdoor unit is a heat pump, use a stand such as an Everstand to lift it above snow and ice.
  3. Switch the thermostat from cooling to heating mode if the system does both.
  4. Use programmable thermostat settings to lower temperatures while asleep or away.
  5. Inspect air filters and replace them every 1–3 months as needed.
  6. Check ductwork for leaks or damage and seal leaks with duct tape or professional help.
  7. Keep vents and registers open and free of obstructions.
  8. Inspect the outdoor unit’s concrete pad for cracks or unevenness.
  9. Schedule professional HVAC maintenance.
  10. Consider upgrading an older system to a more energy-efficient model.

Heating methods mentioned for the Unico System

Duct types mentioned

Maintenance benefits

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