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AC REPLACEMENT • BUTLER CO. & SURROUNDING AREAS
Expert AC Installation
Done Right
Not every AC problem needs a new system, but when it does, we make the process simple. We’ll help you choose the right unit for your home, size it correctly, and install it with care.

29 years
Serving Mars & Butler County
FREE QUOTES
No obligation
FINANCING
Options available
SIGNS THAT IT’S TIME
When AC replacement makes more sense than repair
We’ll never pressure you into a new system before you’re ready, but there are clear signs that point to replacement being the smarter choice in the long run:
RISING UTILITY BILLS
As systems age, they lose efficiency and have a harder time reaching your desired temperature. That means longer run times and higher monthly costs.
IT RUNS NONSTOP
If your AC is running constantly, even on mild days, that’s a sign it’s struggling to keep up. It’s also a sign your bills are climbing.
15 YEARS OR OLDER
With consistent maintenance, most air conditioners last around 15 years. According to the U.S. Department of Energy, upgrading to a modern system can cut energy use by 20 to 40 percent.
OUTDATED REFRIGERANT
Older refrigerants such as R-22 are being phased out. That makes them harder to find and increasingly expensive to refill.
REPEATED REPAIRS
An occasional repair is normal. But if your system needs fixing multiple times in one season, it’s a clear signal something bigger is going on.
THE PROCESS
What to expect on
replacement day
We provide a detailed quote covering all components
You pick an appointment time that works for your schedule
We call ahead to remind you and ask that pets be contained
Our techs lay floor coverings and move any items in the way
Old equipment is removed and loaded up for recycling
New unit is brought in and installed; refrigerant lines connected
System is powered on and tested; temperature checks performed
We walk you through your new system and clean up completely

Brands we install
We work with all major manufacturers. We always calculate your home’s specific needs before recommending a system.
- AMERICAN STANDARD
- TRANE
- COLEMAN
- BRYANT
- RHEEM
- DAIKIN
- CARRIER
- YORK
- MITSUBISHI
- GOODMAN
- FRIGIDAIRE
- GREE
- LENNOX
- AMANA
- FUJITSU
FAQS
Common questions our customers have about AC replacement
We serve Mars, Cranberry Township, Southern Butler County, and areas north of Pittsburgh. Give us a call at 724-201-1652 and we’ll get a technician out to assess your home.
Yes. Like any mechanical system, ventilation systems need periodic filter changes and inspections to keep them running well. Our NATE-certified technicians (North American Technician Excellence) are experienced in the maintenance and care of fresh air and ventilation systems.
If you’re noticing condensation on windows, musty smells, or family members with worsening allergies indoors, those are strong signs that you and your home can benefit from a ventilation system. Our technicians can assess your home’s air quality and tell you honestly whether a ventilation upgrade makes sense, or whether a smaller fix will do the job.
Not with the right equipment. Energy and heat recovery ventilators are built specifically to bring in fresh air without losing the conditioned air you’ve already paid to heat or cool. That’s the whole point of the technology.
Your heating and cooling system moves air around the house and adjusts temperature. It doesn’t bring in new outdoor air. A ventilation system’s whole job is that exchange. fresh air in, stale air out, so the two systems actually work together rather than doing the same thing.
Opening windows helps sometimes, but it’s not reliable. It lets in outdoor allergens, undoes your heating and cooling efficiency, and isn’t practical in winter or summer. A ventilation system exchanges air continuously and automatically, without the energy loss.
Yes. Our NATE-certified technicians (North American Technician Excellence) install UV light systems on virtually any ducted heating and cooling equipment, regardless of who installed it originally. If you’re not sure whether your system qualifies, give us a call.
Not usually. Most systems mount directly into your existing ductwork near the indoor coil, and installation is typically finished in a single visit. There’s no rework needed on your duct system itself.
No, and it isn’t meant to. Filters and UV lights solve different problems. Filters trap particles as air passes through. UV lights target the biological growth living inside your system. Used together, they cover more ground than either one alone.
Most UV bulbs are rated for one to two years of continuous use before they need replacing. Beyond that, there’s very little to maintain. We check bulb function during your regular maintenance visits so it’s never something you have to track yourself.
Honest service. Comfort you can count on. Here in your community.
- Adams Township
- Allison Park
- Bakerstown
- Bakerstown Station
- Bradford Woods
- Butler
- Callery
- Cranberry Township
- Criders Corners
- Evans City
- Fernway
- Fox Run
- Gibsonia
- Glade Mills
- Hampton
- Hampton Township
- Mars
- Marshall Township
- McCandless
- McFann
- Myoma
- Ogle
- Pine Run
- Pine-Richland
- Saxonburg
- Seven Fields
- Strables Corners
- Thorn Hill
- Unionville
- Valencia
- Warrendale
- Watters
- Wexford
- Zelienople
Upgrade your comfort. Call Pelles today.
An aging air conditioner shouldn’t slow down your summer. Pelles Heating & Cooling has helped families across Southern Butler County and north of Pittsburgh upgrade to reliable, efficient systems for nearly 30 years. Our technicians will help you find the right fit for your home and budget.
