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Landenberg, PA

Expert HVAC Service and More in Landenberg, PA

DiBiase Heating and Cooling Company provides a full range of services to keep your home comfortable and efficient year-round in Landenberg, PA. Whether you need HVAC repair, installation, or maintenance, we’ve got you covered. Our team also specializes in improving indoor air quality with air purifiers, humidifiers, and ductwork services. Looking for water heater solutions? We offer repairs and replacements for both tank and tankless systems. Additionally, our energy services, including air sealing, insulation, and energy audits, help homeowners save on utility costs while maximizing comfort. Whatever your home’s needs, DiBiase Heating and Cooling Company is here to deliver expert service.

Founded in 2008, DiBiase Heating and Cooling Company is a family-owned and operated company that’s committed to delivering honest, reliable service. We take pride in our expertise, offering certified technicians who provide top-quality HVAC, plumbing, and energy services. What sets us apart is our focus on process and integrity—we do the job right the first time, ensuring your home is always in good hands. Ready to experience the DiBiase difference? Call 610-873-1244 or contact us online today to schedule your service!

Recent Jobs and Reviews in Landenberg, PA

Rated 4.9 out of 5 stars based on 7 customer reviews

Customers say: # Sentiment Analysis Summary The reviews reflect an overwhelmingly positive sentiment toward the HVAC service provided. Customers consistently praise the technicians for their professionalism, knowledge, and friendly demeanor. There is a strong recurring theme of appreciation for thorough explanations of technical issues and transparent communication about necessary repairs. Many reviews highlight exceptional customer service, with technicians going above and beyond expectations—working in difficult conditions, staying late to complete repairs, and responding quickly to urgent situations, particularly during cold weather emergencies. Customers frequently express gratitude for the technicians' patience in answering questions and their ability to solve complex problems efficiently. The overall tone is decidedly positive, with customers indicating high satisfaction with both the technical competence demonstrated and the quality of customer interactions, leading many to express intentions for continued business and willingness to recommend the service to others.

Our Local Reviews by City

Job Locations and Reviews

Found burners not lighting across.
Cleaned for now. This furnace has a 10 year part warranty. We will provide a quote for labor only replacement of the burners.
Also cleaned flame sensor, checked gas pressures, checked ignitor condition and ohm value of ignitor. 

We were here 4 days ago. Did not charge diagnostic today.

Cycled system several times after cleaning burners. 
System operating well at this time.
Found burners not lighting across.
Cleaned for now. This furnace has a 10 year part warranty. We will provide a quote for labor only replacement of the burners.
Also cleaned flame sensor, checked gas pressures, checked ignitor condition and ohm value of ignitor. 

We were here 4 days ago. Did not charge diagnostic today.

Cycled system several times after cleaning burners. 
System operating well at this time.
Barry P.
Barry P. Checked in
Found burners not lighting across. Cleaned for now. This furnace has a 10 year part warranty. We will provide a quote for labor only replacement of the burners. Also cleaned flame sensor, checked gas pressures, checked ignitor condition and ohm value of ignitor. We were here 4 days ago. Did not charge diagnostic today. Cycled system several times after cleaning burners. System operating well at this time.
Landenberg, PA 19350
Luis 2-13-26 • replace two stage inducer motor under part warranty, removed old one and installed new one. Test operation and check amp draw ok. Cycle heater ok.
Luis 2-13-26 • replace two stage inducer motor under part warranty, removed old one and installed new one. Test operation and check amp draw ok. Cycle heater ok.
Luis T.
Luis T. Checked in
Luis 2-13-26 • replace two stage inducer motor under part warranty, removed old one and installed new one. Test operation and check amp draw ok. Cycle heater ok.
Landenberg, PA 19350
Fully assessed no heating situation. Found system calling for heat when I arrived and running on heat pump. System is a hybrid system from 2015. ( homeowner mentioned to me the system is still under parts warranty. Went outside to check 410a refrigerant pressures they were 300/67. Switched  system to emergency heat and found inducer motor sounds terrible.  This is a 2 speed inducer motor. Our office to check part warranty on this inducer motor and provide estimate to replace motor. System is at the point would consider replacement. System is working at this time but don’t know how long.
Fully assessed no heating situation. Found system calling for heat when I arrived and running on heat pump. System is a hybrid system from 2015. ( homeowner mentioned to me the system is still under parts warranty. Went outside to check 410a refrigerant pressures they were 300/67. Switched  system to emergency heat and found inducer motor sounds terrible.  This is a 2 speed inducer motor. Our office to check part warranty on this inducer motor and provide estimate to replace motor. System is at the point would consider replacement. System is working at this time but don’t know how long.
Kurt M.
Kurt M. Checked in
Fully assessed no heating situation. Found system calling for heat when I arrived and running on heat pump. System is a hybrid system from 2015. ( homeowner mentioned to me the system is still under parts warranty. Went outside to check 410a refrigerant pressures they were 300/67. Switched system to emergency heat and found inducer motor sounds terrible. This is a 2 speed inducer motor. Our office to check part warranty on this inducer motor and provide estimate to replace motor. System is at the point would consider replacement. System is working at this time but don’t know how long.
Landenberg, PA 19350

Completed heat tune up for natural gas furnace.

Replaced 16x20x1 filter; they are using MERV 13. I recommend using MERV 8. If you use MERV 13, replace monthly
Inspected heat exchanger, burners, flue pipe, inducer assembly and hoses
Inspected hot surface ignitor and verified resistance with meter
Cleaned flame sensor and verified flame rectification circuit
Measured temperature rise and static pressure
Checked wiring, controls, electric motors and components; there are no surge protectors; left estimate for a surge protector for each of the 2 main circuits of system.
There is 18/5 wire between thermostat and furnace. The yellow conductor is not being used. I determined by testing that there must be a break in the yellow conductor somewhere which is why the green conductor is used for the Y1 contact. Therefore they do not have control of use of fan. Provided email estimate for Honeywell S1200 Elite Pro thermostat with EIM (equipment interface module) which will allow for control of fan

Completed heat tune up for natural gas furnace.

Replaced 16x20x1 filter; they are using MERV 13. I recommend using MERV 8. If you use MERV 13, replace monthly
Inspected heat exchanger, burners, flue pipe, inducer assembly and hoses
Inspected hot surface ignitor and verified resistance with meter
Cleaned flame sensor and verified flame rectification circuit
Measured temperature rise and static pressure
Checked wiring, controls, electric motors and components; there are no surge protectors; left estimate for a surge protector for each of the 2 main circuits of system.
There is 18/5 wire between thermostat and furnace. The yellow conductor is not being used. I determined by testing that there must be a break in the yellow conductor somewhere which is why the green conductor is used for the Y1 contact. Therefore they do not have control of use of fan. Provided email estimate for Honeywell S1200 Elite Pro thermostat with EIM (equipment interface module) which will allow for control of fan
Barry P.
Barry P. Checked in
Completed heat tune up for natural gas furnace. Replaced 16x20x1 filter; they are using MERV 13. I recommend using MERV 8. If you use MERV 13, replace monthly Inspected heat exchanger, burners, flue pipe, inducer assembly and hoses Inspected hot surface ignitor and verified resistance with meter Cleaned flame sensor and verified flame rectification circuit Measured temperature rise and static pressure Checked wiring, controls, electric motors and components; there are no surge protectors; left estimate for a surge protector for each of the 2 main circuits of system. There is 18/5 wire between thermostat and furnace. The yellow conductor is not being used. I determined by testing that there must be a break in the yellow conductor somewhere which is why the green conductor is used for the Y1 contact. Therefore they do not have control of use of fan. Provided email estimate for Honeywell S1200 Elite Pro thermostat with EIM (equipment interface module) which will allow for control of fan
Landenberg, PA 19350
Diilon M.
Diilon M. Checked in
Est
Landenberg, PA 19350
Completed (2)  heat tune ups for Trane heat pumps 

Both 20x23x1 filters ok Showed her how to order filters online
 
For Both systems:
Indoor and outdoor coils in good condition 
Inspected wiring, controls, electric motors and components; main system electric heat amps 60A Good. Basement 40A Good
Measured temperature rise and static pressure
Observed both systems defrost cycle. 

Assessed refrigerant charge checked R454B pressures. Good 

Both heat pump systems are operating well at this time.
Completed (2)  heat tune ups for Trane heat pumps 

Both 20x23x1 filters ok Showed her how to order filters online
 
For Both systems:
Indoor and outdoor coils in good condition 
Inspected wiring, controls, electric motors and components; main system electric heat amps 60A Good. Basement 40A Good
Measured temperature rise and static pressure
Observed both systems defrost cycle. 

Assessed refrigerant charge checked R454B pressures. Good 

Both heat pump systems are operating well at this time.
Barry P.
Barry P. Checked in
Completed (2) heat tune ups for Trane heat pumps Both 20x23x1 filters ok Showed her how to order filters online For Both systems: Indoor and outdoor coils in good condition Inspected wiring, controls, electric motors and components; main system electric heat amps 60A Good. Basement 40A Good Measured temperature rise and static pressure Observed both systems defrost cycle. Assessed refrigerant charge checked R454B pressures. Good Both heat pump systems are operating well at this time.
Landenberg, PA 19350
Noise issue is ticking and banging sounds related to the ductwork expanding. Only happens in heating mode.
Static pressure .86” in heating and fan speeds are correct. There is no loud banging close to equipment that is commonly heard when there is a severe underside or an improperly supported return duct.
We opened (3) basement supply grilles in an attempt to alleviate sound issue. 
Unfortunately the ductwork is covered by drywall ceiling can’t assess ductwork orientation
 

100,000 BTU Gas furnace. .

Furnace drain is ran as a tube to a floor drain to the sump and is double trapped draining slowly. The 2” standpipe sticking up leading to sump is too high to allow for hard piping the drain to that point so a condensate pump with receptacle and vinyl discharge tubing and the adapter fitting to go from funace drain tubing to 3/4” pvc  would be needed. Provided estimate to pipe furnace drain to the pump and discharge to the floor drain. We can keep the AC drain directly fed to the sump st
Noise issue is ticking and banging sounds related to the ductwork expanding. Only happens in heating mode.
Static pressure .86” in heating and fan speeds are correct. There is no loud banging close to equipment that is commonly heard when there is a severe underside or an improperly supported return duct.
We opened (3) basement supply grilles in an attempt to alleviate sound issue. 
Unfortunately the ductwork is covered by drywall ceiling can’t assess ductwork orientation
 

100,000 BTU Gas furnace. .

Furnace drain is ran as a tube to a floor drain to the sump and is double trapped draining slowly. The 2” standpipe sticking up leading to sump is too high to allow for hard piping the drain to that point so a condensate pump with receptacle and vinyl discharge tubing and the adapter fitting to go from funace drain tubing to 3/4” pvc  would be needed. Provided estimate to pipe furnace drain to the pump and discharge to the floor drain. We can keep the AC drain directly fed to the sump st
Barry P.
Barry P. Checked in
Noise issue is ticking and banging sounds related to the ductwork expanding. Only happens in heating mode. Static pressure .86” in heating and fan speeds are correct. There is no loud banging close to equipment that is commonly heard when there is a severe underside or an improperly supported return duct. We opened (3) basement supply grilles in an attempt to alleviate sound issue. Unfortunately the ductwork is covered by drywall ceiling can’t assess ductwork orientation 100,000 BTU Gas furnace. . Furnace drain is ran as a tube to a floor drain to the sump and is double trapped draining slowly. The 2” standpipe sticking up leading to sump is too high to allow for hard piping the drain to that point so a condensate pump with receptacle and vinyl discharge tubing and the adapter fitting to go from funace drain tubing to 3/4” pvc would be needed. Provided estimate to pipe furnace drain to the pump and discharge to the floor drain. We can keep the AC drain directly fed to the sump st
Landenberg, PA 19350
 
Completed (2) heat tune ups for (2) natural gas furnaces. 

Replaced 20x25x1 filter for first floor system 
Replaced 16x25x1 filter for second floor system 

Inspected heat exchanger, burners, flue pipe, inducer assembly and hoses
Inspected hot surface ignitor and verified resistance with meter
Cleaned flame sensor and verified flame rectification circuit
Measured temperature rise and static pressure
Checked wiring, controls, electric motors and components;
Checked manifold gas pressures. 
Inspected drains and pump. 

Combustion, draft and smoke tests: Pass

Gas furnaces operating well at this time. 

Discussed whole home air treatment systems which will keep indoor coils clean and help with odors, VOCs and allergens. 1 can be installed at each of the 2 systems. 

Offered to complete humidifier service for both systems. Homeowner agreed: Replaced Aprilaire 45 water panels, cleaned housing, set water feed valves for proper water flow. Opened bypass dampers. Tested
Both Humidifiers wor
 
Completed (2) heat tune ups for (2) natural gas furnaces. 

Replaced 20x25x1 filter for first floor system 
Replaced 16x25x1 filter for second floor system 

Inspected heat exchanger, burners, flue pipe, inducer assembly and hoses
Inspected hot surface ignitor and verified resistance with meter
Cleaned flame sensor and verified flame rectification circuit
Measured temperature rise and static pressure
Checked wiring, controls, electric motors and components;
Checked manifold gas pressures. 
Inspected drains and pump. 

Combustion, draft and smoke tests: Pass

Gas furnaces operating well at this time. 

Discussed whole home air treatment systems which will keep indoor coils clean and help with odors, VOCs and allergens. 1 can be installed at each of the 2 systems. 

Offered to complete humidifier service for both systems. Homeowner agreed: Replaced Aprilaire 45 water panels, cleaned housing, set water feed valves for proper water flow. Opened bypass dampers. Tested
Both Humidifiers wor
Barry P.
Barry P. Checked in
Completed (2) heat tune ups for (2) natural gas furnaces. Replaced 20x25x1 filter for first floor system Replaced 16x25x1 filter for second floor system Inspected heat exchanger, burners, flue pipe, inducer assembly and hoses Inspected hot surface ignitor and verified resistance with meter Cleaned flame sensor and verified flame rectification circuit Measured temperature rise and static pressure Checked wiring, controls, electric motors and components; Checked manifold gas pressures. Inspected drains and pump. Combustion, draft and smoke tests: Pass Gas furnaces operating well at this time. Discussed whole home air treatment systems which will keep indoor coils clean and help with odors, VOCs and allergens. 1 can be installed at each of the 2 systems. Offered to complete humidifier service for both systems. Homeowner agreed: Replaced Aprilaire 45 water panels, cleaned housing, set water feed valves for proper water flow. Opened bypass dampers. Tested Both Humidifiers wor
Landenberg, PA 19350
Review
New heat pump
David - Landenberg, PA 19350
Completed (3) Heat tune ups

Replaced micropowerguard filters and cleaned all washable filters.

For furnace:

Completed heat tune up for propane furnace. (Installed May 2016)

Inspected heat exchanger, burners, flue pipe, inducer assembly and hoses
Inspected hot surface ignitor and verified resistance with meter
Cleaned flame sensor and verified flame rectification circuit
Measured temperature rise and static pressure
Checked wiring, controls, electric motors and components; 
Checked manifold gas pressure
Inspected drain. Left estimate for water safety for evaporator drain pan. 
Combustion, draft and smoke tests: Pass
Gas furnace is operating well at this time. 

For 2 ton Heat pump Carrier for game room (Installed in 2023)

Indoor and outdoor coils in good condition 
Inspected wiring, controls, electric motors; there is 10 or 12 gauge wire feeding the air handler that has 7.5KW electric heat kit. Needs to be 8 gauge to support 7.5KW. I disabled one element. Now pulls 17.3 which is 5K
Completed (3) Heat tune ups

Replaced micropowerguard filters and cleaned all washable filters.

For furnace:

Completed heat tune up for propane furnace. (Installed May 2016)

Inspected heat exchanger, burners, flue pipe, inducer assembly and hoses
Inspected hot surface ignitor and verified resistance with meter
Cleaned flame sensor and verified flame rectification circuit
Measured temperature rise and static pressure
Checked wiring, controls, electric motors and components; 
Checked manifold gas pressure
Inspected drain. Left estimate for water safety for evaporator drain pan. 
Combustion, draft and smoke tests: Pass
Gas furnace is operating well at this time. 

For 2 ton Heat pump Carrier for game room (Installed in 2023)

Indoor and outdoor coils in good condition 
Inspected wiring, controls, electric motors; there is 10 or 12 gauge wire feeding the air handler that has 7.5KW electric heat kit. Needs to be 8 gauge to support 7.5KW. I disabled one element. Now pulls 17.3 which is 5K
Barry P.
Barry P. Checked in
Completed (3) Heat tune ups Replaced micropowerguard filters and cleaned all washable filters. For furnace: Completed heat tune up for propane furnace. (Installed May 2016) Inspected heat exchanger, burners, flue pipe, inducer assembly and hoses Inspected hot surface ignitor and verified resistance with meter Cleaned flame sensor and verified flame rectification circuit Measured temperature rise and static pressure Checked wiring, controls, electric motors and components; Checked manifold gas pressure Inspected drain. Left estimate for water safety for evaporator drain pan. Combustion, draft and smoke tests: Pass Gas furnace is operating well at this time. For 2 ton Heat pump Carrier for game room (Installed in 2023) Indoor and outdoor coils in good condition Inspected wiring, controls, electric motors; there is 10 or 12 gauge wire feeding the air handler that has 7.5KW electric heat kit. Needs to be 8 gauge to support 7.5KW. I disabled one element. Now pulls 17.3 which is 5K
Landenberg, PA 19350
Estimate
Estimate
Tony F.
Tony F. Checked in
Estimate
Landenberg, PA 19350
Review
Luis was here on time. He came on a Sunday night for which I am very thankful, and did an excellent job of getting my air back on very quickly.
Bonnie - Landenberg, PA 19350
Review
Very impressed. Called mid day with a concern. The office staff was helpful and efficient. Received same day service and an immediate fix. Would definitely recommend. Our tech Barry was quick efficient, fixed the issue and made suggestions. Thank you Barry and team.
DE storage - Landenberg, PA 19350
Review
I have used another company for the last 30+ years and when I needed this HVAC servicing quickly was told it would be sometime in September (now July). I asked a friend who they used that was reliable and they said "Barry with DiBoise" was their preferred technician and company by far. I called got an appointment quickly. Barry was not only extremely good technically but also was excellent at explaining to me why and how the service steps would help improve the operation of my HVAC as he performed the Service. I heartily recommend DiBoise and hope you are lucky enough also to get Barry!
Roszann - Landenberg, PA 19350
Review
Matt Arenz - Landenberg, PA 19350
Response from DiBiase Heating and Cooling Company:

Hi Matt! Thank you so much for leaving a 5-star review!

Review
Punctual, professional and pleasant.
M K - Landenberg, PA 19350
Response from DiBiase Heating and Cooling Company:

Hello! Thank you so much for the kind words! We're glad to hear you had a positive experience with our team. Being punctual, professional, and pleasant is exactly what we strive for at DiBiase Heating and Cooling. We appreciate your support!

Review
M K - Landenberg, PA 19350
Response from DiBiase Heating and Cooling Company:

Hello! Thank you so much for taking the time to leave a 5-star review!

Review
Service person Barry was incredible and super helpful in answering questions honestly without feeling as if he was trying to push a sale on me.
Zach - Landenberg, PA 19350
Review
Great service.
Marjorie - Landenberg, PA 19350
Review
Barry is great, professional, and friendly. I love that I always have the same technician.👍🏻
Matt - Landenberg, PA 19350
Review
Always knowlegeable and courteous.
Margie Ciunci - Landenberg, PA 19350
Response from DiBiase Heating and Cooling Company:

Hello Margie! Thanks so much for your continued trust and support! We're thrilled to hear that you find our team knowledgeable and courteous.

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