Best Furnace Replacement Companies in Collierville, TN
What to look for in Furnace Replacement in Collierville
Furnace replacement is a 15-year decision — installer authorization and labor-warranty length matter as much as the equipment itself. A premium furnace installed by an unauthorized shop loses both manufacturer-warranty coverage and the labor-warranty backstop on the install.
- Furnace replacement specialization. Provider lists full furnace replacement (not just repair) as a service line — heat-load calc, gas-line work, venting, condensate handling for high-efficiency.
- Manufacturer authorization. Named factory-authorized dealer (Carrier, Trane, Lennox, Bryant, Rheem, Goodman, York). Unlocks the extended parts warranty (typically 10 years vs the 5-year baseline).
- Labor warranty length. Multi-year labor warranty on the install — measures the installer's confidence in their own workmanship. 5-year is competitive; 10-year is best-in-class.
Verify before you book
- Active manufacturer-dealer status in the OEM's directory — we accept self-claimed.
- Whether the labor warranty applies to the specific equipment SKU you're quoted — some warranties are dealer-funded, some manufacturer-funded.
- Pulled permits for the install — required in most jurisdictions; some shops skip them. Always ask for the permit number after the work.
Furnace Replacement in Collierville: dealer authorization + warranty
Furnace replacement separates pros from generalists on three published facts: manufacturer authorization tier, labor warranty length, and financing terms. Here is what each of the 1 contractor below publishes: Verify your state's HVAC contractor license through the state licensing board before paying a deposit.
Top picks
Comfortable LLC★ Best for New System Installation
- Mfg dealer: Trane
- Financing: ✓
- Years: 10+
Google 4.9★ (465+)
Typical Furnace Replacement costs in Collierville, TN (2026)
Last updated
Estimated ranges for Collierville, TN. Actual cost varies with home size, equipment, and scope — always request a written quote for your job.
| Service | Typical range |
|---|---|
| Furnace replacement (installed) | $2,550–$7,250 |
| High-efficiency 95%+ AFUE upcharge (over standard 80%) | $680–$1,700 |
| Gas line + venting modification (if repositioned) | $255–$1,000 |
| Furnace + AC dual-system replacement (installed) | $6,800–$15,350 |
See how Collierville compares to 90+ US cities: HVAC Cost Index →
Why Collierville's Humid Summers Push Local "HVAC" Systems to the Limit
Collierville's hot, humid summers increase cooling loads and drive frequent repair calls for air conditioners and ducts. Homeowners searching for the best HVAC companies in Collierville, TN should prioritize providers offering fast emergency service, maintenance plans, and transparent pricing.
How long does a typical Collierville "HVAC" emergency response really take?
- Replace a gas furnace with another gas furnace, or switch to a heat pump?
- Stay with gas if your winter design temp is below 0°F and you have cheap natural gas — heat pumps still derate in extreme cold. Switch to a heat pump if winters are mild AND electricity isn't 2× the national rate AND a state rebate stacks. Run 10-year operating costs, not just install price.
- What AFUE rating should I look for in a new gas furnace?
- 95–98% AFUE for cold climates (condensing furnace; requires PVC venting and a condensate drain). 80% AFUE is acceptable in mild climates where the high-efficiency install premium doesn't pay back. Skip the 92–94% band — the price-to-efficiency curve is bad there.
- How do I find a Collierville contractor experienced with heat pumps or mini-splits?
- Look for contractors who list manufacturer dealer status, installation photos, and dedicated training for the specific brand. Check for project references for similar homes and ask about warranty handling and refrigerant-handling credentials. Review recent local service reviews for evidence of repeated mini-split or heat-pump work.
- Do Collierville commercial HVAC projects follow the same 2021 IECC requirements as residential work?
- Yes; Tennessee adopted the 2021 IECC statewide, which affects efficiency and compliance requirements for many commercial HVAC installations. Confirm permit and code compliance with the local building department for commercial scopes before signing a contract.
- What questions should Collierville residents ask when vetting emergency AC repair quotes?
- Ask about emergency response window, whether the estimate covers diagnostic fees, and if common replacement parts are stocked. Request written descriptions of recommended repairs, warranty terms (advertised), and confirmation of EPA 608 certification for refrigerant work.
- How do I get a quote from these HVAC companies?
- Submit one request on this page and we send it to the vetted HVAC pros in Collierville, TN listed here. They send quotes back — no obligation.