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King of Prussia, PA

Expert HVAC Service and More in King of Prussia, PA

DiBiase Heating and Cooling Company provides a full range of services to keep your home comfortable and efficient year-round in King of Prussia, 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 King of Prussia, PA

Rated 5.0 out of 5 stars based on 10 customer reviews

Customers say: The overall sentiment across these reviews is overwhelmingly positive, reflecting strong customer satisfaction with the service provided. Customers consistently express appreciation for the professionalism, efficiency, and expertise demonstrated by the technicians. A dominant theme throughout is the promptness of service, with many reviewers noting quick response times, same-day repairs, and technicians arriving within hours of initial contact. The technical staff receives particular praise for their knowledge and diagnostic abilities, with customers frequently highlighting how problems were identified and resolved quickly and effectively. Another recurring positive sentiment centers on communication and customer education—reviewers repeatedly commend technicians for taking time to explain issues in detail, offering multiple options based on budget considerations, and providing helpful maintenance tips for the future. The personable and friendly nature of the service providers is mentioned consistently, contributing to a welcoming and trustworthy experience. Customers also express relief and gratitude when seemingly major problems turn out to have simple solutions, appreciating the honesty and transparency demonstrated. The thoroughness of inspections and the quality of workmanship are additional strengths noted across multiple reviews. Overall, the tone is enthusiastically positive, with strong recommendations for both the company and individual technicians, and customers expressing confidence in requesting specific service providers for future needs.

King of Prussia, PA at a glance

DiBiase Heating and Cooling Company has completed 10 jobs in King of Prussia, PA between September 2025 and August 2026.

The 11 customer reviews shown here average 5.0 out of 5.

The most recent job was on August 14, 2026.

Our Local Reviews by City

Job Locations and Reviews

Review
Barry did a great job for us today. He quickly identified and addressed what seems to have been the problem at hand, and he inspected each and every facet of our system in order to be sure there were no others and to identify what could be items of concern in the future. He also took the time to share pointers to help me sharpen my own periodic maintenance tasks in between service appointments. Glad to have had him visit our home again.
Joseph - King of Prussia, PA 19406
Issue is with odors.
I sprayed the drain pan with drain pan treatment. Brushed out trap.
Homeowner replaced air filter.
Inspected indoor coil. Clean.

Verified fan speed for 3 Ton AC capacity F04 *About 1300 CFM. Good
Checked refrigerant charge suction pressure a little high TXV could be beginning to fail. Provided estimate to replace Carrier unit door coil under parts warranty should it be needed. We will keep our eye on refrigerant performance in upcoming AC tune ups. 

Relative humidity measured in basement 65%
Relative humidity measured at first floor return 72%
Provided estimate for ducted dehumidifier. 

Homeowner is going to invest in a plug in dehumidifier for now. 

AC and recently installed indoor air quality devices are operating well at this time.
Issue is with odors.
I sprayed the drain pan with drain pan treatment. Brushed out trap.
Homeowner replaced air filter.
Inspected indoor coil. Clean.

Verified fan speed for 3 Ton AC capacity F04 *About 1300 CFM. Good
Checked refrigerant charge suction pressure a little high TXV could be beginning to fail. Provided estimate to replace Carrier unit door coil under parts warranty should it be needed. We will keep our eye on refrigerant performance in upcoming AC tune ups. 

Relative humidity measured in basement 65%
Relative humidity measured at first floor return 72%
Provided estimate for ducted dehumidifier. 

Homeowner is going to invest in a plug in dehumidifier for now. 

AC and recently installed indoor air quality devices are operating well at this time.
Barry P.
Barry P. Checked in
Issue is with odors. I sprayed the drain pan with drain pan treatment. Brushed out trap. Homeowner replaced air filter. Inspected indoor coil. Clean. Verified fan speed for 3 Ton AC capacity F04 *About 1300 CFM. Good Checked refrigerant charge suction pressure a little high TXV could be beginning to fail. Provided estimate to replace Carrier unit door coil under parts warranty should it be needed. We will keep our eye on refrigerant performance in upcoming AC tune ups. Relative humidity measured in basement 65% Relative humidity measured at first floor return 72% Provided estimate for ducted dehumidifier. Homeowner is going to invest in a plug in dehumidifier for now. AC and recently installed indoor air quality devices are operating well at this time.
King of Prussia, PA 19406
Performed precision a/c tune up on (2) American standard a/c”s . Both air filters are clean. Checked all electrical connections and components. Found 1st floor condenser coil was dirty, provided estimate to clean coil. Customer agreed. Thouroughly cleaned outside coil. Checked refrigerant pressures and temperatures. Flushed condensation lines. Both a/cs are working at time of service.
Performed precision a/c tune up on (2) American standard a/c”s . Both air filters are clean. Checked all electrical connections and components. Found 1st floor condenser coil was dirty, provided estimate to clean coil. Customer agreed. Thouroughly cleaned outside coil. Checked refrigerant pressures and temperatures. Flushed condensation lines. Both a/cs are working at time of service.
Kurt M.
Kurt M. Checked in
Performed precision a/c tune up on (2) American standard a/c”s . Both air filters are clean. Checked all electrical connections and components. Found 1st floor condenser coil was dirty, provided estimate to clean coil. Customer agreed. Thouroughly cleaned outside coil. Checked refrigerant pressures and temperatures. Flushed condensation lines. Both a/cs are working at time of service.
King of Prussia, PA 19406
Review
Thanks, as always, to Luis for fast and effective service, and to Melissa, as always, for quick response and speedy scheduling. Problem solved!
Joseph - King of Prussia, PA 19406
Luis T.
Luis T. Checked in
Luis 4-3-26 we replaced water heater yesterday, customer stated kitchen sink was not strong as it was before, I took kitchen faucet strainer and clean orifice. After cleaning faucet strainer re check water flow customer noticed a change, now it is back to how it was. Orifice probably was restricted when were flushing water heater yesterday. no charge warranty.
King of Prussia, PA 19406
Review
Great service, as usual, from cordial arrangements and scheduling with Maria to friendly and efficient installation by Luis and Connor.
Joseph - King of Prussia, PA 19406
Luis and Conner 4-2-26 replacement of water heater, installed new valves and new expansion tank, new heavy duty plastic pan and water sensor. Check water leaks ok no leaks, adapted gas piping as needed. Check gas connections no leaks, expansion tank pressure 55 psi. Test water heater operation ok. During today’s visit we also replaced condensation pump vinyl tubing, and add ac renew to air conditioning system. Cycle unit ok.
Luis and Conner 4-2-26 replacement of water heater, installed new valves and new expansion tank, new heavy duty plastic pan and water sensor. Check water leaks ok no leaks, adapted gas piping as needed. Check gas connections no leaks, expansion tank pressure 55 psi. Test water heater operation ok. During today’s visit we also replaced condensation pump vinyl tubing, and add ac renew to air conditioning system. Cycle unit ok.
Luis T.
Luis T. Checked in
Luis and Conner 4-2-26 replacement of water heater, installed new valves and new expansion tank, new heavy duty plastic pan and water sensor. Check water leaks ok no leaks, adapted gas piping as needed. Check gas connections no leaks, expansion tank pressure 55 psi. Test water heater operation ok. During today’s visit we also replaced condensation pump vinyl tubing, and add ac renew to air conditioning system. Cycle unit ok.
King of Prussia, PA 19406
Review
It’s always a pleasure to work with the DiBiase team. Scheduling was easy, as usual. (Thanks, Maria!) Service was on time and on target, as were follow-up recommendations. (Thanks, Luis!)
Joseph - King of Prussia, PA 19406
Luis 3-27-26 land lord Calle in for issue with heater, upon arrival talked to tenant, tenant stated heater sometimes does work, but today’s concern was blower never stops. I checked system operation, I inspected heater components, thermostat and filter, filter was very dirty. Tenant has spare filter, filter needs to be change every 30 days. Found thermostat satisfied and fan to on. I tested heater and blows hot air. I switch fan to auto and Educated that if they don’t want fan to run constantly they need to keep it on automatic, during today’s visit I noticed some items that need attention, some of the ignition components are in bad shape this will be an issue soon. I provided estimate for repairs. Indoor coil is fully covered with biological growth, I would recommend adding uv light to control bacteria growth. Overall shape is poor, unit is from 2009. 17 years old. I would recommend getting an estimate to replace system. Called land lord and left voicemail.
Luis 3-27-26 land lord Calle in for issue with heater, upon arrival talked to tenant, tenant stated heater sometimes does work, but today’s concern was blower never stops. I checked system operation, I inspected heater components, thermostat and filter, filter was very dirty. Tenant has spare filter, filter needs to be change every 30 days. Found thermostat satisfied and fan to on. I tested heater and blows hot air. I switch fan to auto and Educated that if they don’t want fan to run constantly they need to keep it on automatic, during today’s visit I noticed some items that need attention, some of the ignition components are in bad shape this will be an issue soon. I provided estimate for repairs. Indoor coil is fully covered with biological growth, I would recommend adding uv light to control bacteria growth. Overall shape is poor, unit is from 2009. 17 years old. I would recommend getting an estimate to replace system. Called land lord and left voicemail.
Luis T.
Luis T. Checked in
Luis 3-27-26 land lord Calle in for issue with heater, upon arrival talked to tenant, tenant stated heater sometimes does work, but today’s concern was blower never stops. I checked system operation, I inspected heater components, thermostat and filter, filter was very dirty. Tenant has spare filter, filter needs to be change every 30 days. Found thermostat satisfied and fan to on. I tested heater and blows hot air. I switch fan to auto and Educated that if they don’t want fan to run constantly they need to keep it on automatic, during today’s visit I noticed some items that need attention, some of the ignition components are in bad shape this will be an issue soon. I provided estimate for repairs. Indoor coil is fully covered with biological growth, I would recommend adding uv light to control bacteria growth. Overall shape is poor, unit is from 2009. 17 years old. I would recommend getting an estimate to replace system. Called land lord and left voicemail.
King of Prussia, PA 19406
Luis 3-27-26 performed ac tune on carrier 3 ton ac unit. Check all electrical connections and components, check air filter inspect indoor coils and blower. Inspect and test uv light system ok check airflow supply and return ok. Test condensation pump ok. Check outdoor unit refrigerant levels and pressures ok. Capacitor and contactor ok. Ac unit is working properly at the time of service, during today’s visit I did noticed some items that will need attention, vinyl tubing should get replaced for proper operation, expansion tank on water heater has failed, i provided estimate for repairs and recommendations. Office to follow up with customer.
Luis 3-27-26 performed ac tune on carrier 3 ton ac unit. Check all electrical connections and components, check air filter inspect indoor coils and blower. Inspect and test uv light system ok check airflow supply and return ok. Test condensation pump ok. Check outdoor unit refrigerant levels and pressures ok. Capacitor and contactor ok. Ac unit is working properly at the time of service, during today’s visit I did noticed some items that will need attention, vinyl tubing should get replaced for proper operation, expansion tank on water heater has failed, i provided estimate for repairs and recommendations. Office to follow up with customer.
Luis T.
Luis T. Checked in
Luis 3-27-26 performed ac tune on carrier 3 ton ac unit. Check all electrical connections and components, check air filter inspect indoor coils and blower. Inspect and test uv light system ok check airflow supply and return ok. Test condensation pump ok. Check outdoor unit refrigerant levels and pressures ok. Capacitor and contactor ok. Ac unit is working properly at the time of service, during today’s visit I did noticed some items that will need attention, vinyl tubing should get replaced for proper operation, expansion tank on water heater has failed, i provided estimate for repairs and recommendations. Office to follow up with customer.
King of Prussia, PA 19406
Luis 3-9-26 performed propane gas heater tune up in two American standard 90% heaters. Check all electrical connections, inspect burners igniter, air blower. And combustion removal. Replacement filters. Performed combustion test ok. Both heaters are working properly. I service humidifier for second floor. I noticed bracket that holds feed tube is broken. This is part of the actual humidifier. To fix this issue new humidifier is needed. (Currently working but tube is fully attached to bracket) provided estimate to replace second floor humidifier, I also noticed vinyl tubing for both units are in bad shape. Second floor unit does not have any water sensor, no surge protection,  I provided estimate to add this safety protection to second floor unit.
Luis 3-9-26 performed propane gas heater tune up in two American standard 90% heaters. Check all electrical connections, inspect burners igniter, air blower. And combustion removal. Replacement filters. Performed combustion test ok. Both heaters are working properly. I service humidifier for second floor. I noticed bracket that holds feed tube is broken. This is part of the actual humidifier. To fix this issue new humidifier is needed. (Currently working but tube is fully attached to bracket) provided estimate to replace second floor humidifier, I also noticed vinyl tubing for both units are in bad shape. Second floor unit does not have any water sensor, no surge protection,  I provided estimate to add this safety protection to second floor unit.
Luis T.
Luis T. Checked in
Luis 3-9-26 performed propane gas heater tune up in two American standard 90% heaters. Check all electrical connections, inspect burners igniter, air blower. And combustion removal. Replacement filters. Performed combustion test ok. Both heaters are working properly. I service humidifier for second floor. I noticed bracket that holds feed tube is broken. This is part of the actual humidifier. To fix this issue new humidifier is needed. (Currently working but tube is fully attached to bracket) provided estimate to replace second floor humidifier, I also noticed vinyl tubing for both units are in bad shape. Second floor unit does not have any water sensor, no surge protection, I provided estimate to add this safety protection to second floor unit.
King of Prussia, PA 19406
Performed precision heat tune up on 2023 amana 80% gas furnace. Replaced 16x25x1 air filter. Checked all electrical connections and components. Checked temperature rise. Found gas leak at 3/4” union above water heater, replaced 3/4” union by turning off gas to home checked for leaks and re lite water heater. All installed x13 surge protector for blower motor. Cleaned flame sensor and performed combustion test. Gas furnace is working properly at time of service.
Performed precision heat tune up on 2023 amana 80% gas furnace. Replaced 16x25x1 air filter. Checked all electrical connections and components. Checked temperature rise. Found gas leak at 3/4” union above water heater, replaced 3/4” union by turning off gas to home checked for leaks and re lite water heater. All installed x13 surge protector for blower motor. Cleaned flame sensor and performed combustion test. Gas furnace is working properly at time of service.
Kurt M.
Kurt M. Checked in
Performed precision heat tune up on 2023 amana 80% gas furnace. Replaced 16x25x1 air filter. Checked all electrical connections and components. Checked temperature rise. Found gas leak at 3/4” union above water heater, replaced 3/4” union by turning off gas to home checked for leaks and re lite water heater. All installed x13 surge protector for blower motor. Cleaned flame sensor and performed combustion test. Gas furnace is working properly at time of service.
King of Prussia, PA 19406
Review
Excellent work by Luis, following up on the excellent recommendations he made that led to this work. Thanks and kudos to Melissa for smooth administrative coordination, as well.
Joseph - King of Prussia, PA 19406
9-25-25 Luis Installation of Professional Grade Ultraviolet Air Purification System to actively clean and eliminate airborne contamination throughout the home for “breathe-easy” quality air as well as protecting hvac equipment from harmful VOCs and microbial growth
9-25-25 Luis Installation of Professional Grade Ultraviolet Air Purification System to actively clean and eliminate airborne contamination throughout the home for “breathe-easy” quality air as well as protecting hvac equipment from harmful VOCs and microbial growth
Luis T.
Luis T. Checked in
9-25-25 Luis Installation of Professional Grade Ultraviolet Air Purification System to actively clean and eliminate airborne contamination throughout the home for “breathe-easy” quality air as well as protecting hvac equipment from harmful VOCs and microbial growth
King of Prussia, PA 19406
Review
As always is the case with DiBiase, a satisfying experience from start to finish. A pleasure to work with Melissa by phone and to have Luis in our home to do today’s work and to help us plan for system upgrades. Thanks all around, team!
Joseph - King of Prussia, PA 19406
Response from DiBiase Heating and Cooling Company:

Joseph, thank you for the 5 star review and the feedback. We strive to provide great service and it is always good to hear from our valued customers. Thank you!

Luis T.
Luis T. Checked in
9-5-25 Luis performed gas heat tune tune up on 80% Amana gas furnace two stage. Check all electrical connections and components low and high. Inspect air filter ok. Performed combustion test ok check temperature rise and static pressure. Clean sensor and burners. Cycle gas heater ok. Customer has some concern about smell coming from vents. I provided estimate to add air quality to existing unit. Customer will review options.
King of Prussia, PA 19406
Review
Professional, courteous and prompt.
Dr B - King of Prussia, PA 19406
Review
The instal team were timely, courteous, very attentive, professional and efficient. The whole process was very smooth.
Shahab Bina - King of Prussia, PA 19406
Response from DiBiase Heating and Cooling Company:

Hi Shahab! Thank you for the wonderful review! We're glad to hear our install team delivered a smooth and professional experience. Timely, courteous, and attentive service is what we strive for, and it’s great to know we hit the mark. We appreciate your trust in DiBiase Heating and Cooling!

Review
Nathan was thorough and professional, from start of visit through emailed summary. A pleasure to work with him.
Joseph - King of Prussia, PA 19406
Review
Ben, Shane, Joe & their crew were efficient, thorough, and great communicators throughout the entire project. My wife and I are very happy with the work completed and felt the price was fair for the work completed. Definitely a company I trust and will go to for future HVAC and home efficiency needs.
Kurt W - King of Prussia, PA 19406
Review
Very thorough and professional AC check-up by Dan today. Much appreciated, as is all the good service we’ve experienced with DiBiase through the years. And a tip of the cap to the helpful and friendly staffers at the office, as well.
Joseph - King of Prussia, PA 19406
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