Heating & Cooling First
HVAC Service & Repair in Philadelphia
PJ MAC HVAC Service & Repair is a full-service HVAC contractor — 24-hour AC and heating repair, installation and maintenance come first, backed by NADCA-standard air duct and dryer vent cleaning.



Philadelphia weather does not ease into anything. Mantua goes from humid 90-degree stretches in July to hard freezes in January, and the equipment in your home has to swing right along with it. Those transitions — the first cold snap, the first heat wave — are exactly when heating and cooling systems fail, because months of idle parts suddenly get asked to work hard. PJ MAC HVAC Service & Repair keeps Mantua homes ready for both extremes.
The First Cold Snap Finds Every Weak Furnace
A furnace that sat idle since March may hide a failing ignitor, dirty burners, or a tired blower motor until the night you actually need it. We repair gas and oil furnaces, boilers, and heat pumps throughout Mantua, on every brand including Lennox, Carrier, Trane, and Goodman — and our furnace work always includes a heat exchanger inspection, because cracks there are a carbon monoxide risk, not just a comfort problem.
Summer in Mantua Is a Stress Test for Air Conditioning
Long humid stretches make an AC run for hours without a break, which is when marginal capacitors quit, low refrigerant becomes a frozen coil, and weak compressors finally give out. Catching those conditions in spring is cheaper and cooler than discovering them in a heat wave — but if the system does quit mid-July, we answer the phone 24 hours a day.
Shoulder Seasons Are for Fixing, Not Forgetting
Spring and fall are the smartest times for Mantua homeowners to deal with their HVAC, while nothing is urgent. A seasonal tune-up can catch:
- ✓Worn electrical components before they strand you in extreme weather
- ✓Slow refrigerant leaks while they are still small
- ✓Airflow problems from duct issues or failing blowers
- ✓Thermostat faults that quietly waste energy all season
- ✓Early signs that a repair-versus-replace conversation is coming
One Number for Every Season
Because PJ MAC repairs both heating and cooling — plus ductless mini-splits, thermostats, and humidity equipment — Mantua residents do not need a summer contractor and a winter contractor. The same crew that fixed your AC in August knows your system when the furnace acts up in December.
Local, Licensed, and Reviewed at 5.0 Stars
We are family owned and operated with more than 32 years of experience. Owner Doug is a Master HVAC Technician, the company holds PA License #PA157168, and our 176 Google reviews average a 5.0-star rating. Mantua is served around the clock from our Philadelphia office at 130 Naudain St #202, and installation estimates are always free when replacement makes more sense than repair.
Whatever the season is doing to your Mantua home right now, PJ MAC can handle it. Call (610) 424-6447 — 24 hours a day, every day of the year.
Areas We Serve from Philadelphia
- Philadelphia, PA
- Carroll Park, PA
- Haverford North, PA
- Spruce Hill, PA
- Mantua, PA
- West Passyunk, PA
- Point Breeze, PA
- Newbold, PA
- Dickinson Narrows, PA
- Hawthrone, PA
- Queen Village, PA
- Yorktown, PA
- East Kensington, PA
- West kensington, PA
- FairHill, PA
- Port Richmond, PA
- Powelton Village, PA
- Brewerytown, PA
- Kensington, PA
- Nicetown-Tioga, PA
Served by our local office: HVAC Service & Air Duct Cleaning on Naudain Street, Philadelphia PA
