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RESIDENTIAL HVAC · DOUGLAS COUNTY · 5,900 ft

Furnace and AC Service in Lone Tree, CO

Lone Tree splits into two kinds of HVAC work. Heritage Hills, Acres Green and the original Lone Tree streets are 1980s and 1990s homes with first- or second-generation systems, and Heritage Hills in particular has large homes with dual systems and long attic duct runs. RidgeGate and Lincoln Commons are newer and denser, with townhome systems, rooftop units and warranty service. Smart thermostats and zoning upgrades come up more here than anywhere else we work.

30HVAC jobs completed in Lone Tree
1.1 hrsaverage response time
7systems installed this year
2five-star reviews from Lone Tree
CURRENT OFFERS IN LONE TREE

Current coupons for Lone Tree homeowners.

All specials →
HVACExpires Oct 31, 2026$1,500 offA new HVAC system$1,500 off a new furnace, air conditioner or heat pump system, installed.CODE ANNIV1500Claim offerHVAC$8521-point furnace or AC tune-upA 21-point tune-up with a carbon monoxide test.CODE TUNEUP85Book a tune-upFINANCINGUp to 120 moPayments through WisetackProjects up to $25,000. Checking your rate takes a minute and doesn't affect your credit.NO CODE NEEDEDCheck my rate
QUICK FACTS

HVAC in Lone Tree at a glance.

At 5,900 ft a gas furnace delivers roughly 76% of its rated output, so every system we install in Lone Tree is sized and adjusted for altitude. Front Range furnaces run six to seven months a year, which is why most Lone Tree homeowners choose 96% two-stage equipment or a cold-climate heat pump. Lone Tree is served from our Denver office at 1900 S Quince St Unit B with same-day appointments and no trip charges.

Updated October 2026 · prices and rebates are refreshed each quarter.
SERVICE AREA
Lone Tree, Douglas County
SERVICES
Furnace & AC replacement, repair, tune-ups, heat pumps, maintenance plan
NEW SYSTEM
$8,800 to $19,000 installed, from $96/mo
TUNE-UP
$85, 21-point with CO test
WARRANTY
10-year labor, 10-year parts on qualifying systems
INSTALL SPEED
Next-day available
UTILITY
Xcel Energy (gas and electric)
ELEVATION
5,900 ft · every system sized for altitude
PHONE
1-844-WEL-DONE · 24/7 dispatch
WHAT WE DO HERE

HVAC services in Lone Tree

Every job is dispatched from our Denver office with same-day appointments and no trip charge.
REPLACEMENTFurnace & AC replacement in Lone TreeThree written options at a free in-home visit, next-day installs by our own crews. Every system sized for 5,900 ft.Replacement pricing →REPAIRFurnace repairSame-day repair, 4-hour no-heat response, 91% fixed on the first visit.Furnace repair →REPAIRAC repairAll brands, parts on the truck, flat price before work starts.AC repair →HEAT PUMPSCold-climate heat pumpsSized for 5,900 ft, with utility rebates handled.Heat pumps →MAINTENANCETune-ups & Essential Care Club$85 tune-up, or two a year with 15% off repairs from $12/mo.Plans →
WE KNOW LONE TREE

Which Lone Tree neighborhoods do you serve?

All of Lone Tree, including Heritage Hills, Acres Green, RidgeGate, Lincoln Commons, Carriage Club, Fairways, Masters Park and Montecito.

  • Heritage Hills6 jobs
  • Acres Green5 jobs
  • RidgeGate4 jobs
  • Lincoln Commons3 jobs
  • Carriage Club2 jobs
  • Fairways2 jobs
Don't see your neighborhood?We cover all of Lone Tree and the rest of Douglas County. No trip charge.Call 1-844-WEL-DONE
Furnace + AC replacementHeritage Hills · 2026
Cold-climate heat pumpAcres Green · 2026
Tune-up visitRidgeGate · 2026
Water heater + furnaceLincoln Commons · 2026
LONE TREE HVAC QUESTIONS

Costs, rebates and timing in Lone Tree.

Colorado furnace cost guide →
MOST ASKED

How much does a new furnace cost in Lone Tree?

Furnace replacements in Lone Tree run $4,800 to $9,500 installed and furnace-plus-AC systems $8,800 to $19,000, with Heritage Hills dual-system homes at the top of the range. EMS gives a written price at a free in-home visit and offers next-day installs.

REBATES

Rebates in Lone Tree

Utility: Xcel Energy (gas and electric).

Rebate amounts change each season and are confirmed on your estimate. We file the paperwork.

Financing options →
TIMING

Typical timing in Lone Tree

Free estimate
Within 48 hours, usually next day
Replacement install
Next day after approval, 1 day on site
Tune-up
Same week, 45 to 60 minutes
No-heat / no-cool call
On site within 4 hours
Book online →
QUESTION

Do you service townhomes and rooftop units in RidgeGate?

Yes. We service and replace split systems, packaged rooftop units and ductless systems in RidgeGate and Lincoln Commons townhomes and condos, and we coordinate with HOAs on access and crane days when needed.

QUESTION

Which rebates can Lone Tree homeowners get?

Lone Tree is on Xcel Energy for gas and electric, so Xcel furnace, AC and heat pump rebates apply. EMS files the Xcel paperwork for you.

QUESTION

Do you offer same-day furnace repair in Lone Tree?

Yes. Lone Tree is on our daily Douglas County routes. Same-day appointments are available and no-heat calls get a technician on site within 4 hours.

ON EVERY SYSTEM WE INSTALL

Four guarantees, in writing, no fine print.

100% Satisfaction Guarantee

If for any reason you are not 100% satisfied with your new system or installation within the first 90 days, we correct the issue to your complete satisfaction. That’s it, no fine print.

Warranty Guarantee

Every system comes with the manufacturer’s standard warranty, and we add extended labor and parts coverage at no charge to you depending on the system you select. Peace of mind, 100% guaranteed.

Price Match + $100 Guarantee

Show us a written quote from any licensed contractor for a comparable system within 90 days of your installation, and we refund the difference plus $100.

90-Day Performance Guarantee

If the system does not heat or cool your home to the unit’s specifications within the first 90 days after installation, we repair or replace it at no charge to you.

Book Lone Tree furnace or AC service.

Same-day appointments available. 10-year labor, 10-year parts warranty on qualifying systems.

Essential Maintenance ServicesEssential Maintenance Services · Denver office1900 S Quince St Unit B, Denver, CO 802311-844-WEL-DONE · 24/7 dispatch · Office 7 AM to 7 PM

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