How much does a new furnace, AC or heat pump cost in Pennsylvania?
What the cost surveys report for repairs, tune-ups and new equipment, what moves a price, and how to read two quotes side by side.
HVAC Contractors guides
25 guides for Pennsylvania homeowners. Every guide lists its sources.
Pennsylvania guides
How to choose an HVAC contractor in Pennsylvania
The checks that matter before you hire for heating or cooling work, from the PA registration number to a proper load calculation and a written proposal.
Questions to ask an HVAC contractor before you hire
A question list for HVAC estimates, grouped by what each question protects you from, with the official source behind each one.
Signs your furnace, AC or heat pump needs a professional
Carbon monoxide alarms and gas smells first, then uneven rooms, noise, humidity, dust, water and rising bills: what each sign suggests and who to call.
What HVAC maintenance can you do yourself, and what needs a pro?
Filters, thermostat settings, CO alarms and clear vents are yours. Refrigerant, gas and oil burners, and permit work are not, and the reasons why.
How often should a furnace and air conditioner be serviced?
A yearly visit for each system, cooling in spring and heating in fall, monthly filter checks, and the replacement ages ENERGY STAR gives.
What happens during an HVAC tune-up or new system installation?
A service call, a seasonal tune-up and a replacement day in time order, with the checks ENERGY STAR and the permit rules expect at each stage.
Do HVAC contractors need a license in Pennsylvania?
No state HVAC license exists, but registration, EPA refrigerant certification, permits and Philadelphia's own rules do. How to check each one.
HVAC scams to avoid: cheap specials, fake mold and pressure sales
A 2026 Pennsylvania settlement shows how a cheap cleaning special can turn into a $29,000 system. The warning signs, your cancellation rights and where to complain.
HVAC questions and answers for Pennsylvania homeowners
Quick answers to the questions Pennsylvania homeowners most often ask about heating and cooling, with the agency each answer comes from.
AFUE, SEER2 and HSPF2: HVAC efficiency ratings explained
Plain definitions of AFUE, SEER2, EER2, HSPF2 and COP, the ENERGY STAR thresholds for each kind of equipment, and how to compare two bids by them.
Air conditioner refrigerant: EPA rules, R-22 and what homeowners should know
Federal rules on who may add or remove refrigerant, why venting it is banned, what the HCFC-22 phaseout means for older systems, and what to ask about a leak.
Are ductless mini-splits a good idea for a house without ductwork?
Mini-splits heat and cool without ducts. The homes they suit, how they handle cold weather, what to ask a contractor and what the cost surveys report.
Boiler repair and replacement: a guide for homes with radiators
For homes heated by a boiler and radiators: ENERGY STAR boiler ratings, the state boiler law's single-family exemption, safety checks, prices and cooling options.
Do heat pumps work in Pennsylvania winters?
Cold-climate heat pumps are tested at 5 degrees Fahrenheit. What that rating promises, when back-up heat makes sense, and how to run one efficiently.
Furnaces, boilers and carbon monoxide: how to keep your home safe
Why fuel-burning heat is a carbon monoxide risk, the symptoms agencies list, where to put alarms, and what to do the moment one sounds.
HVAC warranties and maintenance plans: what to check before you sign
Manufacturer warranties, installer guarantees and annual service plans compared, with the FTC's checklist and the questions to ask before you pay.
Help paying for heating repairs and bills in Pennsylvania
LIHEAP grants, crisis help for broken furnaces and boilers, free weatherization for eligible homes, and the winter shutoff rules, with current income limits.
Should you repair or replace your furnace or air conditioner?
The ages at which ENERGY STAR suggests considering replacement, what common repairs cost, and the questions that settle a repair-or-replace decision.
What size furnace or AC do you need? Load calculations explained
How contractors are supposed to work out equipment size, why bigger is not better, and the installation checks that decide whether a new system performs.
County guides
Heating and air conditioning in Bucks County, PA: what homeowners should check
Nearly one Bucks County home in four heats with oil. What that means for service, replacement and help with heating costs, and where to take a complaint.
Heating and air conditioning in Chester County, PA: newer homes and what to check
One Chester County home in ten was built since 2010. What that means for warranties, sizing and fuel choices, and where permits and checks come from.
Heating and air conditioning in Delaware County, PA: older homes and what to check
Delaware County has the region's second-oldest housing and heats mostly with gas. What that means for boilers, carbon monoxide, permits and complaints.
Heating and air conditioning in Montgomery County, PA: a homeowner's guide
What Census figures on Montgomery County homes mean for heating and cooling work, especially in condos, townhouses and apartment buildings.
Heating and air conditioning in Philadelphia: city permits, licenses and old houses
Philadelphia licenses trades and issues its own HVAC permits. What the city requires, how to check a contractor, and what its old, gas-heated housing means.