Does Hvac Installation Include All New Ductwork?

April 7, 2025

Whether a new HVAC installation includes all new ductwork depends on the specific condition and needs of your home. A professional installation typically addresses ductwork in the following ways:

  • Existing Ductwork: If your current ducts are in good condition, the installation usually includes basic modifications to seamlessly integrate the new high-efficiency unit with your existing system. This ensures the setup meets regional safety standards.
  • Ductwork Modifications: To reach the performance promised by modern equipment, technicians may perform duct sealing or partial replacements. This is especially common if existing ducts are aging, undersized, or experiencing significant heat loss.
  • Extensive Replacement: A full ductwork replacement is not standard but may be required for historic properties or homes without existing infrastructure (such as when switching to a central system). These extensive upgrades are typically budgeted as separate line items in your estimate.
  • Ductless Options: For homes where running new ducts is too intrusive, ductless mini-split systems are an alternative that avoids the need for ductwork entirely.

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