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TRUSTED BY DEVON, PA HOMEOWNERS

  • Average homeowner rating star icon4.5
    Average homeowner rating
  • Verified reviews icon2.8k+
    Verified boiler repairs reviews

Find Boiler repair pros in Devon

Avatar for DiBiase Heating & Cooling Company
DiBiase Heating & Cooling Company
4.8(
58
)
Boiler or Radiator Heating System - Install or ReplaceBoiler or Radiator Heating System - Install or Replace - For BusinessBoiler or Radiator Heating System - Repair or Service+13 more

Serving Devon, PA and surrounding areas

Approved

In business since 2008

Free estimates

Emergency services offered

"Had joe come out and fix a bad seal and a tune up on my peerless oil furnace. He was a very knowledgable technician, and explained everything he was doing. Being a mechanic i understand the trade industry, and it's hard to find good honest work, but joe is amazing and does just that, good quality honest work, and I will make sure I use joe in the future, and I HIGHLY recommend joe and his company it is well worth your money and peace of mind to know that you are getting a good quality service or repair!"
Air Conditioner Installation
Air Handler Installation
Water Heater
Furnace Installation
Heat Pump and Air Handler

+6

Response time1 day
4 neighbors recently requested a quote
Recommended by94%of homeowners
Avatar for Done Right Today, Inc.
Done Right Today, Inc.
4.8(
582
)
Gas Boiler or Radiator Heating System - Repair

Serving Devon, PA and surrounding areas

Approved

In business since 2018

Free estimates

Emergency services offered

"From the first call to rep (Millisa) to the tech who did the repair was customer friendly and effiecent I hired them for a repair in my father's house they had a tech there within 2 hours repaired the problem and pricing was great. I was so impressed I hired this company for a plumbing issue in my own home. Tech showed up ON time pricing was in line with job done I recommened this company to my neighbor and would recommend them in the future. GREAT customer service"
My jobs
My jobs
My jobs
My jobs
Response time1 day
Response rate100%
149 neighbors recently requested a quote
Avatar for New Energy Solutions
New Energy Solutions
4.7(
181
)
Gas Boiler or Radiator Heating System - Repair

Serving Devon, PA and surrounding areas

Approved

In business since 1995

Free estimates

Emergency services offered

"The service I received from New Energy Solutions was as good as it gets. They were on time came in got the job done and very professional. I am very pleased with the whole process. I will recommend to all my neighbors and friends. Thank you Erik and Team!"
 brands serviced
Response time1 day
Recommended by98%of homeowners
Avatar for MECHANICAL MISSION USA, LLC
MECHANICAL MISSION USA, LLC
4.5(
173
)
Gas Boiler or Radiator Heating System - Repair - For BusinessOil Boiler or Radiator Heating System - Repair - For Business

Serving Devon, PA and surrounding areas

Approved

In business since 2017

Free estimates

Emergency services offered

"Sink repair and faucet replacement. Jeff is the bomb. As per usual, quality work and very efficient. They were able to fit me in their schedule inspite of being very busy. I'm so grateful. I love chatting with Jeff. GREAT GUY!!!"
Heat Pump
AC Repair
AC Unit
Water Heater
AC Unit

+26

Response time9 hrs
Response rate90%
1 neighbors recently requested a quote
Avatar for WM Henderson Plumbing & Heating
WM Henderson Plumbing & Heating
4.2(
49
)
Electric Boiler or Radiator Heating System - InstallElectric Boiler or Radiator Heating System - Install - For BusinessElectric Boiler or Radiator Heating System - Repair+9 more

Serving Devon, PA and surrounding areas

Approved

In business since 1989

Free estimates

Emergency services offered

"The company called and scheduled a technician to come within 3 days, which met my needs. Technician PJ came as scheduled, diagnosed the problem, went and purchased the parts and had everything repaired in just a few hours. When he left, it looked like he'd never been here - just what i wanted!"
Bringing new water heater into house
Henderson Tech looking at water heater
1 neighbors recently requested a quote
Recommended by80%of homeowners
Avatar for Keystone Comfort HVAC LLC
Keystone Comfort HVAC LLC
5.0(
8
)
Oil Boiler or Radiator Heating System - RepairGas Boiler or Radiator Heating System - InstallOil Boiler or Radiator Heating System - Install+3 more

Serving Devon, PA and surrounding areas

Approved

In business since 2025

Free estimates

Emergency services offered

Keystone Comfort HVAC was built to provide a better experience for homeowners in southeastern PA. After years of working within large, corporate-driven HVAC environments, our founders saw a growing need for a company that values honesty, quality work, and long-term relationships over quick transactions. We understand the common frustrations customers face, including unclear communication, rushed service, and short-term fixes that don't solve the real problem. We take the time to listen, explain what is happening, and provide clear recommendations tailored to your needs. Whether it is system repairs, new installations or maintenance, we focus on doing the job right the first time. We believe that when customers feel informed/confident in their decisions, the results are better. We also believe that strong teams create better outcomes. By supporting our employees and maintaining high standards in our work, we are able to deliver consistent service that customers rely on.

Heat pump air handler
Heat pump air handler
Heat pump air handler
Heat pump air handler
Heat pump air handler

+6

80 neighbors recently requested a quote
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Boiler Repair questions, answered by experts

Repair costs range from $200 to $800, depending on the issue and required parts.

Blockages can occur for various reasons, primarily linked to the accumulation of debris or substances within the heating system. Common causes include the buildup of sediment, rust, or mineral deposits inside the boiler or its pipes, hindering water flow and heat transfer. Additionally, air pockets or trapped gasses can impede circulation. In central heating systems, sludge or corrosion within radiators can obstruct the flow of hot water. External factors like frozen pipes in winter can also lead to blockages. Regular maintenance will help prevent blockages and ensure efficient boiler operation.

Boilers are equipped with multiple safety features to ensure safe operation. These include pressure relief valves to prevent overpressure, temperature high-limit switches to avoid overheating, and flame failure safety devices in gas boilers to cut off the gas supply if the flame goes out unexpectedly. Low water cutoffs prevent operation with insufficient water levels, and pressure gauges help monitor pressure levels. Ventilation and flue systems prevent the buildup of harmful gasses. Boilers often feature error code systems for automatic shutdown during malfunctions and gas leak detection for safety. Regular maintenance is crucial to ensure these safety features function correctly.

Most home boilers will need an expansion tank. That’s because these boilers are closed-loop systems, where the water is trapped. An expansion tank is needed when the boiler heats the water and it expands, allowing air to condense in the tank to make room for the water. Other types of boilers don’t use an expansion tank, such as traditional steam boilers, but these aren’t as common. And hot water tanks may be able to use a pressure release valve instead. When in doubt, call in a pro to take a look.

Leaks, pressure loss, air in the system, burner failures, and thermostat malfunctions are common problems that require professional repair.

The Devon, PA homeowners’ guide to boiler repairs

From average costs to expert advice, get all the answers you need to get your job done.