Furnace Installation in Colorado Springs

Serving Colorado Springs and every community across El Paso County.

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Step 1 of 3: Equipment
The gray board-and-batten gable end of a building with a snow-covered roof, seen during falling snow with snow-laden conifers behind it.

Getting a furnace installation right in El Paso County starts with knowing exactly what the burner and heat exchanger are going to carry. Homes in El Paso County, CO run heat about nine months a year, from September through May. A heat exchanger that cycles through a season that long accumulates fatigue at the welds and the firebox seams, and an undersized unit runs longer cycles to meet the thermostat, which presses every component harder than the manufacturer rated it for. A contractor sizing a new furnace here has to run a full load calculation on the house before quoting equipment, because the ignition system and the blower motor earn their wear in this county, and a cheap install shows it early.

NOAA National Centers for Environmental Information, nClimDiv county and statewide normals, 1991-2020.
Basement or crawl space with concrete block walls and bare concrete floor, galvanized sheet metal ductwork running below wooden floor joists, and a pile of split firewood stacked in the corner.

Ductwork laid down for an earlier generation of equipment does not automatically carry what a contractor installs today. Trunk sizes, branch runs, and return configurations were all decisions made around whatever was standard at the time, and a new furnace draws on all three. Half the homes in El Paso County, Colorado were built in 1989 or earlier (2020-2024 ACS 5-year). That age gap is where an installation quote earns its accuracy: a contractor who has opened the registers and measured the runs can say whether the existing ductwork passes air the way the new unit needs it to. Electrical service gets the same check, since a modern furnace and its controls draw differently than what the panel may have been sized for.

U.S. Census Bureau, 2020-2024 American Community Survey 5-Year Estimates

What Gets Installed With a New Furnace

Isometric cutaway illustration of a single-story house with a dark shingled roof, showing interior rooms with furniture and a furnace connected to ductwork and a flue pipe extending above the roof.

The furnace itself sits in a utility space, basement, or closet and is the heart of what a contractor puts in. A heat exchanger inside it warms the air that moves through the house. The blower motor, housed within the same cabinet, pushes that warmed air out into the supply side of the system.

The flue pipe runs from the furnace to an exterior wall or through the roof, carrying combustion gases out of the house. The thermostat mounts on an interior wall and is the control point the homeowner touches. A condensate drain line is also part of a high-efficiency unit, routed to a nearby floor drain or utility sink.

The drawing shows the general layout of these components, and a licensed contractor determines exactly what applies to your house and its existing setup.

Get matched in El Paso County

El Paso County, by the numbers

1,277

1,277 severe weather events were recorded in El Paso County, Colorado between 2015 and 2024.

NOAA National Centers for Environmental Information, Storm Events Database, bulk CSV export, events 2015-01-01 through 2024-12-31.
1989

Half the homes in El Paso County, Colorado were built in 1989 or earlier (2020-2024 ACS 5-year).

U.S. Census Bureau, 2020-2024 American Community Survey 5-Year Estimates
303,482

El Paso County, Colorado holds 303,482 housing units (2020-2024 ACS 5-year).

U.S. Census Bureau, 2020-2024 American Community Survey 5-Year Estimates
66.2%

Owners occupy 66.2% of the occupied homes in El Paso County, Colorado (2020-2024 ACS 5-year).

U.S. Census Bureau, 2020-2024 American Community Survey 5-Year Estimates
Furnace Installation Rules for El Paso County, Colorado4 codes, standards & laws

What the installation actually looks like

Non-weatherized gas furnaces manufactured on or after November 19, 2015 must reach 80.0 percent AFUE.

U.S. Department of Energy10 CFR 430.32, Energy and water conservation standards and their compliance dates, Electronic Code of Federal Regulations.Verified 2026-09-10

Non-weatherized oil-fired furnaces manufactured on or after November 19, 2015 must reach 83.0 percent AFUE.

U.S. Department of Energy10 CFR 430.32, Energy and water conservation standards and their compliance dates, Electronic Code of Federal Regulations.Verified 2026-09-10

Mobile home gas furnaces manufactured on or after November 19, 2015 must reach 80.0 percent AFUE.

U.S. Department of Energy10 CFR 430.32, Energy and water conservation standards and their compliance dates, Electronic Code of Federal Regulations.Verified 2026-09-10

Non-weatherized gas furnaces manufactured on or after December 18, 2028 must reach 95.0 percent AFUE, up from the 80.0 percent minimum that applies to units manufactured before that date.

U.S. Department of Energy10 CFR 430.32, Energy and water conservation standards and their compliance dates, Electronic Code of Federal Regulations.Verified 2026-09-10

Severe Weather Events in El Paso County

Furnaces in El Paso County work against whatever the climate throws at them, and local weather history shapes how hard that work gets. The right equipment and installation choices here are answers to local conditions, not general ones.

Severe weather events by county — El Paso County
2001000
201520162017201820192020202120222023
194

1,277 severe weather events, 2015–2023. Source: NOAA National Centers for Environmental Information, Storm Events Database.