Furnace Installation & Replacement

High-efficiency gas, propane, and electric furnace installs with combustion commissioning and 10-year labor warranty.

Furnace Installation & Replacement technician at work

A furnace lasts 15–20 years when installed correctly and 8–10 years when installed poorly. The difference isn't the equipment — it's the install. Comfort Pro HVAC installs every furnace to manufacturer specification, commissions with the actual startup form, and stands behind the work with a 10-year labor warranty.

What's Included With Furnace Installation & Replacement

  • 80–98% AFUE options with honest payback math
  • Combustion commissioning with documented startup form
  • 10-year labor warranty + 10–20 year manufacturer parts warranty
  • PVC venting, condensate management, and gas line all to code
  • 0% APR financing up to 60 months on approved credit
  • Federal tax credits up to $600 on qualifying high-efficiency units

How Our Furnace Installation & Replacement Service Works

  1. 1

    Free In-Home Estimate

    Manual J load calc, duct inspection, gas-line sizing review.

  2. 2

    Tiered Options

    80% / 96% / 98% AFUE options with side-by-side 10-year operating costs.

  3. 3

    Install Day

    Old unit removed, new furnace set, venting and gas line installed to code.

  4. 4

    Commissioning

    Gas pressure, temp rise, CO, and static pressure verified and documented.

  5. 5

    Walkthrough & Warranty

    Thermostat training, warranty registration, tax-credit paperwork filed.

Furnace Installation & Replacement FAQs

Most furnace installs run $4,200–$9,500 depending on AFUE, staging, blower, and venting work needed.