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Heating and air conditioning pros in South Plainfield

Avatar for Air 1 HVAC, LLC
Air 1 HVAC, LLC
141 E. Blackwell St
4.61(
64
)
Approved Pro
Air 1 HVAC, LLC
141 E. Blackwell St
4.61(
64
)
Approved Pro
Customers say: Quick response
Recommended by 96% of Angi customers
Recommended by 96% of HomeAdvisor customers
23 years of experience

Air 1 Heating and Cooling takes pride in our heating and air conditioning expertise. We ensure optimum quality and customer satisfaction, with every project. Call us for a free estimate on direct replacements and new installs of equipment. We offer 24 hour emergency service.

"They installed our unit in March 2015, and the unit induced motor was found to be defective in Nov 2015. They not only charged us for the service call but also charged us for the part which was under warranty. It was very unprofessional. The same part after less than 5 years failed again, and they took no responsibility for their workmanship. Customer service Person does not deal with the customer on the request. This time again they were charging us for the defective part and exorbitantly for the service call under the pretext that we did not sign a maintenance contract with them. So we did not finally go with them but went with another vendor who is far better and professional."

Kerman D on November 2020

Air 1 Heating and Cooling takes pride in our heating and air conditioning expertise. We ensure optimum quality and customer satisfaction, with every project. Call us for a free estimate on direct replacements and new installs of equipment. We offer 24 hour emergency service.

"They installed our unit in March 2015, and the unit induced motor was found to be defective in Nov 2015. They not only charged us for the service call but also charged us for the part which was under warranty. It was very unprofessional. The same part after less than 5 years failed again, and they took no responsibility for their workmanship. Customer service Person does not deal with the customer on the request. This time again they were charging us for the defective part and exorbitantly for the service call under the pretext that we did not sign a maintenance contract with them. So we did not finally go with them but went with another vendor who is far better and professional."

Kerman D on November 2020


Advanced Heating & Air Conditioning
175 Asbury Anderson Rd
4.64(
76
)
Approved Pro
Advanced Heating & Air Conditioning
175 Asbury Anderson Rd
4.64(
76
)
Approved Pro
Customers say: Quality work
Recommended by 96% of Angi customers
Recommended by 96% of HomeAdvisor customers
16 years of experience

Founded in 1984, Advanced Heating & Air Conditioning (AHAC) initially operated as Alpha Oil Company until 2000 when it transitioned exclusively to HVAC services. Established by brothers Lou and Danny Roerig, the business flourished under Danny's leadership until his retirement in 2009. The company, now helmed by nephews Louis & Nicholas, continued its upward trajectory by acquiring local HVAC businesses from 2010 to 2012, such as Advance Service Inc. & Ship Mechanical. Serving Warren, Hunterdon, and Middlesex Counties in New Jersey, as well as Lehigh and Northampton Counties in Pennsylvania, AHAC has built a strong reputation for exceptional customer service since its inception. Today, it remains committed to growth and customer satisfaction, adapting to meet the evolving needs of its expanding clientele.

"The tech called ahead to say we will be there in 35 minutes. They came on time! ( Between 10-12) efficient, knowledgeable and did a great job. Canâ t ask for better than that! Thank you!"

Carole C. C on September 2022

Founded in 1984, Advanced Heating & Air Conditioning (AHAC) initially operated as Alpha Oil Company until 2000 when it transitioned exclusively to HVAC services. Established by brothers Lou and Danny Roerig, the business flourished under Danny's leadership until his retirement in 2009. The company, now helmed by nephews Louis & Nicholas, continued its upward trajectory by acquiring local HVAC businesses from 2010 to 2012, such as Advance Service Inc. & Ship Mechanical. Serving Warren, Hunterdon, and Middlesex Counties in New Jersey, as well as Lehigh and Northampton Counties in Pennsylvania, AHAC has built a strong reputation for exceptional customer service since its inception. Today, it remains committed to growth and customer satisfaction, adapting to meet the evolving needs of its expanding clientele.

"The tech called ahead to say we will be there in 35 minutes. They came on time! ( Between 10-12) efficient, knowledgeable and did a great job. Canâ t ask for better than that! Thank you!"

Carole C. C on September 2022


Avatar for Harmonair, LLC
Harmonair, LLC
3 Hanover Avenue
4.96(
24
)
Approved Pro
Harmonair, LLC
3 Hanover Avenue
4.96(
24
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
7 years of experience

Residential Heating and Air Conditioning Company servicing the State of New Jersey. Giving you the comfort you need with affordable repairs, installations and service to your heating and cooling system/s. Integrity is key in this company and we look foward to earning your business!

"Sincere, experienced in HVAC systems, good price, timely execution and good job"

Nick M on November 2023

Residential Heating and Air Conditioning Company servicing the State of New Jersey. Giving you the comfort you need with affordable repairs, installations and service to your heating and cooling system/s. Integrity is key in this company and we look foward to earning your business!

"Sincere, experienced in HVAC systems, good price, timely execution and good job"

Nick M on November 2023


Avatar for Fontaine-Repair Heating A/C, LLC
Fontaine-Repair Heating A/C, LLC
856 Route 206 S
4.90(
43
)
Approved Pro
Fontaine-Repair Heating A/C, LLC
856 Route 206 S
4.90(
43
)
Approved Pro
Customers say: Quality work
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
29 years of experience

Fontaine-Repair Heating A/C, LLC, is the premiere HVAC contractor in the greater Hillsborough area. We specialize in an array of expertise for all of your custom heating and cooling needs. We have over a 40-years worth of experience in the industry and are considered masters within our trade. Regardless of the size and scope of your project, we will employ our unique skill set to see your project through from beginning to end. We will treat your property with the same care and consideration that we utilize when working on our own personal projects. We have outstanding customer service and ensure the job is done right the first time. Feel free to contact us to schedule a free initial consultation. We are more than happy to meet with you and discuss your project today!

"Great guys."

Yomi L on August 2022

Fontaine-Repair Heating A/C, LLC, is the premiere HVAC contractor in the greater Hillsborough area. We specialize in an array of expertise for all of your custom heating and cooling needs. We have over a 40-years worth of experience in the industry and are considered masters within our trade. Regardless of the size and scope of your project, we will employ our unique skill set to see your project through from beginning to end. We will treat your property with the same care and consideration that we utilize when working on our own personal projects. We have outstanding customer service and ensure the job is done right the first time. Feel free to contact us to schedule a free initial consultation. We are more than happy to meet with you and discuss your project today!

"Great guys."

Yomi L on August 2022


Hi Tech Electric
13 Oak Lawn Drive
4.74(
71
)
Approved Pro
Hi Tech Electric
13 Oak Lawn Drive
4.74(
71
)
Approved Pro
Customers say: Quality work
32 years of experience
Free onsite estimate

Hi-Tech Electric has been in business since 1993. We believe in quality craftsmanship on all our projects. We strive to bring you the highest quality service and to meet all current NEC codes.

"Great work. Didn’t take any shortcuts."

Timothy R on August 2021

Hi-Tech Electric has been in business since 1993. We believe in quality craftsmanship on all our projects. We strive to bring you the highest quality service and to meet all current NEC codes.

"Great work. Didn’t take any shortcuts."

Timothy R on August 2021


Fredericks Heating & A/C, LLC
104 Pearl Place
4.72(
25
)
Approved Pro
Fredericks Heating & A/C, LLC
104 Pearl Place
4.72(
25
)
Approved Pro
Customers say: Terrific value
Recommended by 92% of Angi customers
Recommended by 92% of HomeAdvisor customers
27 years of experience

We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade, and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business!

"Did not like the way I was talked to by the owner; Edward, you know what I'm saying? "

Larry M on January 2025

We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade, and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business!

"Did not like the way I was talked to by the owner; Edward, you know what I'm saying? "

Larry M on January 2025


Emco Aire LLC
72 Overbrook Dr
5.00(
2
)
Approved Pro
Emco Aire LLC
72 Overbrook Dr
5.00(
2
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
5 years of experience

Emco Aire is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business.

"Vinny is the ideal HVAC guy! I couldn't ask for a more reliable and thorough person to tend to my Air Conditioning and Heating needs. Whether it is installation or repair, Vinny has always picked up the phone when I needed his services and made sure to tend get the job done efficiently and reliably, within just a few days. I have been -- and, absolutely, will continue to be -- a returning customer."

Chris E on November 2021

Emco Aire is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business.

"Vinny is the ideal HVAC guy! I couldn't ask for a more reliable and thorough person to tend to my Air Conditioning and Heating needs. Whether it is installation or repair, Vinny has always picked up the phone when I needed his services and made sure to tend get the job done efficiently and reliably, within just a few days. I have been -- and, absolutely, will continue to be -- a returning customer."

Chris E on November 2021


Benjamin Franklin Plumbing
2005 Route 31
4.34(
152
)
Approved Pro
Benjamin Franklin Plumbing
2005 Route 31
4.34(
152
)
Approved Pro
Customers say: True professional
29 years of experience
Offers emergency service

Benjamin Franklin Plumbing offers a variety of services to satisfy all of your plumbing and heating needs. Our experienced service technicians are trained to provide quality customer service. Toilet trouble, water leaks, no hot water, clogged drains? Not a problem, we guarantee 100% satisfaction along with 100% financing. Call today to get straight forward pricing on service work. We look forward to your call. Service fee charged for all estimates and service calls

"Definitely would use them again and would highly recommend. "

Dom M on February 2025

Benjamin Franklin Plumbing offers a variety of services to satisfy all of your plumbing and heating needs. Our experienced service technicians are trained to provide quality customer service. Toilet trouble, water leaks, no hot water, clogged drains? Not a problem, we guarantee 100% satisfaction along with 100% financing. Call today to get straight forward pricing on service work. We look forward to your call. Service fee charged for all estimates and service calls

"Definitely would use them again and would highly recommend. "

Dom M on February 2025


Avatar for Hockenbury Electrical Company, Inc.
Hockenbury Electrical Company, Inc.
P.O. Box 306
4.91(
44
)
Approved Pro
Hockenbury Electrical Company, Inc.
P.O. Box 306
4.91(
44
)
Approved Pro
Customers say: Quality work
Recommended by 97% of Angi customers
Recommended by 97% of HomeAdvisor customers
103 years of experience

SINCE 1922 - Over 95 YEARS OF QUALITY WORK AT COMPETITIVE PRICES Hockenbury Electrical Company, Inc., is a full service electrical contractor that specializes in all types of electrical work.

"From the estimate, where they didn’t try to push for additional work, through the tedious permit process in a part-time town during COVID, to final inspection, Hockenbury Electrical was nothing but professional. Not to mention they came in under budget. Five stars."

JOHN G on May 2021

SINCE 1922 - Over 95 YEARS OF QUALITY WORK AT COMPETITIVE PRICES Hockenbury Electrical Company, Inc., is a full service electrical contractor that specializes in all types of electrical work.

"From the estimate, where they didn’t try to push for additional work, through the tedious permit process in a part-time town during COVID, to final inspection, Hockenbury Electrical was nothing but professional. Not to mention they came in under budget. Five stars."

JOHN G on May 2021


Weltman Home Services, Inc.
80 Industrial Road
4.18(
71
)
Approved Pro
Weltman Home Services, Inc.
80 Industrial Road
4.18(
71
)
Approved Pro
Customers say: Quick response
12 local quotes requested
63 years of experience

Weltman Home Services, Inc., has been taking care of families in North and Central NJ since 1962. Since celebrating our 60th anniversary, we have learned that we are only as good as your most recent experience with us. Our motivation is to always perform at our very best. From HVAC installation and maintenance to electrical upgrades to emergency plumbing services, Weltman Home Services, Inc., is ready to meet all of your home repair needs. We aim to exceed your expectations with outstanding customer service. One call takes care of it all! Call us today!

"Professional"

Lori L on March 2022

Weltman Home Services, Inc., has been taking care of families in North and Central NJ since 1962. Since celebrating our 60th anniversary, we have learned that we are only as good as your most recent experience with us. Our motivation is to always perform at our very best. From HVAC installation and maintenance to electrical upgrades to emergency plumbing services, Weltman Home Services, Inc., is ready to meet all of your home repair needs. We aim to exceed your expectations with outstanding customer service. One call takes care of it all! Call us today!

"Professional"

Lori L on March 2022

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Heating and air conditioning services FAQs

Yes, most states require HVAC technicians to be certified, and for good reason. Hiring an uncertified HVAC pro could lead to poor quality work, costly future expenses, and potential code violations. A certified HVAC technician tackling your home projects protects you as a homeowner.

As you browse our pro listings, take note of the “Angi Certified” badge. Angi Certified businesses meet our standards for certification which include: 

  • The owner, principal, or relevant manager passed a criminal background check

  • Required to have applicable state and local licenses

  • Maintain an average star rating of 3.0 or better on our network, if they have at least one review

  • Paying to advertise their services

  • Meeting any other eligibility criteria required by Angi

Knowing how long your existing HVAC units can last is essential to determine if you need a repair or replacement. Typically, most modern air conditioning units can last between 15 to 20 years, and most furnaces can work properly for 15 to 30 years. If your HVAC system is on the older side and you decide to replace one unit, it might make sense to replace both simultaneously to save on costs and future hassle.

While different HVAC contractors might offer higher or lower prices than competitors, the best time to replace your HVAC system is when customer demand is low. The beginning of summer and the beginning of winter bring the most demand for HVAC systems, so if you can, consider replacing your HVAC units in the early spring or fall. Many HVAC companies offer special off-season coupons that help lower the overall cost.  

The average cost to hire an HVAC contractor is between $50 and $150 per hour if charging hourly. However, some HVAC contractors will charge a flat fee by the type of service they are performing—for example, an inspection can cost between $150 to $500. Keep in mind that emergency repairs—which are made after business hours or around major holidays—generally cost more than scheduled repairs.

The average cost of HVAC repairs is around $350. However, that price can be as low as $100 or as high as $2,000 or more, depending on the repair. For example, replacing a capacitor is a relatively inexpensive repair, ranging from $100 to $500. However, a compressor repair is a more expensive repair, ranging from $750 to $2,000.  

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