Signature service · Aurora, CO
Swamp Cooler to Central AC Conversion in Aurora, CO
FREE CONVERSION ASSESSMENTS · COST FACTORS [TBD]
Thousands of north Aurora homes still run evaporative coolers — and every August, their owners ask the same question: is it time? This is the guide nobody else in Aurora wrote: the honest comparison, what conversion actually involves, and whether it's worth it for your house.
The honest comparison
Swamp cooler vs. central AC — no sales pitch
We'll be straight: evaporative coolers aren't junk. On a dry 88-degree June day in Aurora, a well-maintained swamp cooler feels great and costs almost nothing to run. The problem is everything else about a Colorado summer.
| Swamp cooler | Central AC | |
|---|---|---|
| Cooling power | Good on dry days; struggles above ~95°F | Consistent cooling regardless of outdoor temp |
| Humidity days | Fails — monsoon moisture kills evaporative cooling | Unaffected; actually dehumidifies |
| Indoor humidity | Adds moisture — can feed mold in a tight house | Removes moisture; drier, cleaner air |
| Running cost | Very low electricity; uses water | Higher electricity; modern systems much more efficient than old ones |
| Maintenance | Pads every spring, winterization every fall, constant water-scale battles | Annual tune-up; filter changes |
| Allergies & dust | Pulls unfiltered outside air straight in | Filtered, sealed system |
| Noise | Roof unit rumble + constant fan | Quiet indoor air handler; modern condensers are whisper-quiet |
| Home value | Buyers see a project | Buyers see central air — a listing feature in Aurora |
| Lifespan | 10–15 years with religious maintenance | 15–20 years with annual tune-ups |
Before & after
What conversion actually looks like
BEFORE · ROOFTOP EVAPORATIVE UNIT · AURORA 80011 · OCT 2026
AFTER · CENTRAL AC CONDENSER · SAME NEIGHBORHOOD · OCT 2026
The pattern repeats across north Aurora: a 1960s ranch with a rusting box on the roof, ductwork already running through the attic or crawlspace, and a homeowner tired of the August humidity gamble. The roof unit comes down (and the roof gets properly patched and sealed — not left with a hole and a prayer). A condenser goes in the yard, an evaporator coil ties into the existing furnace or air handler, the ducts get sealed and balanced, and the house gets real, filtered, dehumidified cooling.
TYPICAL CONVERSION CANDIDATE · ROOFTOP UNIT · AURORA 80010 · OCT 2026
Cost factors
What determines your conversion price
No invented numbers here — but here's everything that moves the quote, so you can read any estimate (including ours) like a pro.
| Factor | What we assess |
|---|---|
| Existing ductwork | Most swamp-cooler homes already have ducts — the biggest cost saver. We pressure-test them; leaky or undersized sections get sealed or modified. |
| Furnace / air handler | The indoor coil needs a blower to push air. If your furnace is modern, we tie in. If it's 20 years old, bundling replacement saves on labor. |
| System size & efficiency | Load calculation sets the tonnage; SEER2 rating sets the efficiency. We show payback math. |
| Electrical | Central AC needs a dedicated 220V circuit. Older panels may need a breaker or panel work — quoted upfront. |
| Roof work | Removing the roof unit means patching and sealing the curb properly. Included in our quote, not a surprise. |
| Refrigerant line set | New copper lines from condenser to coil — routed cleanly, not draped across the siding. |
| Permits | Aurora requires them. We pull them and handle the inspection. |
FREE ON-SITE ASSESSMENT · WRITTEN QUOTE · FINANCING FROM [TBD]/MO — SEE FINANCING →
Should you convert?
The five-question quiz
Answer honestly. If you hit three or more "yes" answers, book the free assessment.
1. The August test
During last August's humid stretch, was your house uncomfortable for more than a few days? If the swamp cooler "just can't keep up" every monsoon season, that's not a maintenance problem — it's physics.
2. The age test
Is your evaporative unit 12+ years old? Pads, pumps, and water lines on an aging box are a yearly tax — and the roof curb it's sitting on isn't getting younger either.
3. The allergy test
Does anyone in the house sneeze, cough, or wake up congested all summer? Swamp coolers pull unfiltered outside air straight into your bedrooms. Central AC filters it.
4. The maintenance test
Are you tired of the spring startup / pad change / mid-summer rescue / fall winterization cycle? Central AC asks for a filter change and one annual tune-up.
5. The five-year test
Will you be in this house five more years? Conversion pays back in comfort from day one and in resale value when you sell — central air is a listing feature in Aurora.
★ Three or more "yes"?
Book the free assessment. We'll inspect your ducts, check the furnace, and give you the real number — including the honest answer if conversion isn't worth it for your house.
BOOK FREE ASSESSMENT →The conversion funnel
Assessment to cold air in four steps
Assess
Free on-site visit: duct pressure test, furnace evaluation, electrical check, load calculation. Written quote with options — including "don't convert yet" if that's the honest answer.
Prepare
We pull the Aurora permit, stage equipment, and schedule your 2–3 day window. Roof unit removal and curb sealing included.
Install
Condenser set, coil tied into your air handler, line set run, ducts sealed and balanced, thermostat installed and programmed.
Commission
Refrigerant charge, airflow, and temperature split measured and recorded. Old equipment hauled away, refrigerant recovered per EPA rules.
The PeakLine conversion crew
Conversions are our signature for a reason: the crew does them every week across north Aurora. They know the duct layouts in these 1960s ranches better than the builders did.
Not ready to convert?
We'll keep your swamp cooler alive
No pressure, ever. If the quiz says "not yet," our swamp cooler maintenance service does spring startups, pad changes, mid-summer rescues, and fall winterization — and we'll tell you straight when the math flips.
Straight answers
Conversion FAQs
How much does it cost to convert a swamp cooler to central AC?
Can you use my swamp cooler's existing ductwork?
Is central AC really better than a swamp cooler here?
Will my electric bill go up?
How long does conversion take?
Do I need a new furnace too?
Free assessment