HVAC Guides
Research & guides.
Expert-reviewed articles on hvac costs, materials, and best practices.
Cost Guide
Ductwork Installation Cost in 2026: The Work is in the Walls
Whole-house ductwork averages $8,074, and 19% of it is labor, the highest crew share in HVAC. See why the metal is barely a third of the bil
Cost Guide
Furnace Installation Cost in 2026: The Number on the Bid Isn't the One That Matters
Furnace installation averages $4,499 in 2026, but the bid is not the number that matters. See what sizing and AFUE really cost you, with ver
Cost Guide
AC Replacement Cost in 2026: The Swap, the Switch, and Which One Breaks Down
AC replacement averages $9,650 for a 3-ton swap in 2026. See where the money really goes, when a heat pump beats a straight swap, and how to
Cost Guide
Ductless Mini-Split Heat Pump Cost in 2026: The Unit is the Bill
A single-zone 12,000 BTU ductless mini-split heat pump averages $4,092 installed. The unit is the biggest line and labor just 9%. See where
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Cost index built by David Olson, Creator of the Cost Index & Permit Dataset · Methodology reviewed by Leonard "Chuck" Thompson, LC Thompson Construction Co., Owner (retired) · 2026-07-10