Heating and Cooling Repair in Pittsburgh
When your furnace quits on a January night or your AC gives out in August, Denny gets there fast, diagnoses the problem honestly, and fixes it right the first time.
Request a Call Back Or call (412) 486-6318
One-Hour Response
On-site within an hour on weekends and evenings
Straight Pricing
Full cost explained before any work starts
Licensed and Insured
Permitted work, proper coverage, no shortcuts
Local HVAC Service That Shows Up
Seasons Heating and Cooling LLC provides furnace repair, air conditioner service, and full system installation for homeowners in Allison Park and throughout northern Allegheny County. When temperatures drop into the single digits and your heat goes out, you need someone who can actually get to you that day, not a scheduling queue that stretches three days out.
Denny has spent years working on the kind of homes common to this part of Pittsburgh: older houses with aging gas furnaces, mid-century ductwork that needs attention, and newer builds where high-efficiency equipment deserves equally careful installation. That range of experience matters when a diagnosis has to be accurate the first time, and when the repair-or-replace conversation needs to be honest rather than tilted toward the higher ticket.
Pittsburgh winters are not forgiving. Allison Park typically sees around 33 inches of snow a season, and when a hard freeze arrives in late January, a furnace failure stops being an inconvenience and becomes a genuine safety issue for families and older residents alike. Seasons is built around that reality: fast response, clear pricing before any work begins, and repairs done thoroughly enough that the same problem does not come back the following season.
Our Services
What we offer
Furnace Repair
Fast diagnosis and repair for gas furnaces, heat pumps, and boilers, including emergency calls on nights and weekends. Parts are sourced and installed the same visit whenever possible.
Pricing
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Furnace Installation
Full furnace replacement and new installation, including removal of the old unit, proper sizing for your home, and a walkthrough of how the new system operates. Free estimates included.
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Details
Air Conditioner Repair and Installation
Central air repair and new AC installation for Allison Park homeowners, including refrigerant diagnosis, compressor and coil service, and full system replacements with WiFi thermostat setup available.
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DetailsHow It Works
How It Works
Call Denny Directly
When you call Seasons Heating & Cooling, you reach Denny, not a call center. Tell him what's happening with your system and he'll ask the right questions to understand the situation and get you on the schedule.
Fast On-Site Diagnosis
Denny comes to your home, inspects the system, and gives you a clear explanation of what's wrong and what it will take to fix it. No vague estimates, no upsell pressure.
Repair or Replace, Done Right
Once you approve the work, Denny completes the repair or installation thoroughly. He sources the parts your system needs and doesn't leave until the job is done correctly.
Back to Comfortable
Your heat or AC is running again. Denny is available if you have questions, and customers routinely call him back for every HVAC need after the first visit.
Client reviews
What our clients say
“Our furnace stopped working on a negative degree day with a newborn baby in the hojse. Denny came at s moments notice for us and did great honest work. I highly recommend and will keep using them in the future”
Ben Floccari·Google review, February 2026
“Denny installed a new furnace for us in October. I would recommend him to anyone without hesitation. He’s thorough, professional and honest. No wonder he’s so busy!”
Julie Kester·Google review, December 2025
“Denny responded quickly to my call to repair my 20 year old furnace. He went out of his way to get the part I needed. I highly recommend him, the price was very reasonable. This was my 1st time using Seasons and was very impressed with his work…”
Tim Cricks·Google review, August 2025
Common questions
Answers to what clients typically ask before getting in touch.
- How quickly can you actually get here if my furnace dies at night or on a weekend?
- For emergency calls, Denny typically arrives within an hour, including on weekends. That is not a marketing phrase. Customers in Allison Park have had heat restored the same evening they called, including on negative-degree nights. If you call and describe an emergency, you will get a realistic arrival time on that same call.
- How do I know you won't just tell me I need a whole new system when I probably just need a repair?
- The diagnosis comes first, and the explanation comes with it. Denny will show you what failed, tell you why it failed, and give you the honest picture on whether a repair makes financial sense given the age and condition of the unit. If a repair will hold for several more years, that is what gets recommended. Replacement only comes up when the numbers genuinely point that direction.
- What will this actually cost me, including parts, labor, and any trip fees?
- The total cost is explained before any work begins. There are no surprise charges added after the job is done. Parts, labor, and any applicable fees are laid out clearly so you can make an informed decision. Free estimates are provided for installations and replacements.
- Are you licensed and insured to do this work in Pennsylvania?
- Yes. Seasons Heating and Cooling is licensed and insured, and work that requires permits is handled properly. You will not be left with a failed inspection or a liability gap because corners were cut.
- Can you work on my existing furnace brand, or will you push me toward replacing it with something specific?
- Denny works on all major furnace and AC brands and is not tied to any single manufacturer. Equipment recommendations, when they come up, are based on what fits your home, your existing setup, and your budget, not on what carries the highest margin.
- Will you explain what is wrong with my system, or just fix it and hand me a bill?
- Every visit includes a clear explanation of what was found and what was done. If a part failed, you will see it. If the issue was a control or sensor problem, Denny walks through what caused it and what was corrected. The goal is that you understand your system better after the visit than you did before.
No heat? Call Denny today.
Appointments fill quickly during cold snaps, so reaching out sooner means a faster resolution for your home.