Top 10 furnace maintenance services in Diamond Bar, CA

Porch Pro Headshot Magnolia Heating and Cooling
Furnace Maintenance
Serves Diamond Bar, California
(1,723)
We are a family owned and operated business serving the Inland Empire area since 1951. Big enough to offer competitive pricing and services, small enough to put customer satisfaction as our No. 1 priority. NO FALSE PROMISES. We're just a neighborhood business asking for the opportunity to show the...Read more about Magnolia Heating and Cooling
We are a family owned and operated business serving the Inland Empire area since 1951. Big enough to offer competitive pricing and services, small enough to put customer satisfaction as our No. 1 priority. NO FALSE PROMISES. We're just a neighborhood business asking for the opportunity to show the...Read more about Magnolia Heating and Cooling
Porch Pro Headshot Relaxed Heating and Air Inc
Furnace Maintenance
Serves Diamond Bar, California
(645)
"A friend suggested this company because of their great customer service. I tried few companies before and I was not impressed but these guys were very professional, clean, and experienced. When I called, they offered me several time options. The service guy was on time and after he replaced a broke...Read more about Relaxed Heating and Air Inc
"A friend suggested this company because of their great customer service. I tried few companies before and I was not impressed but these guys were very professional, clean, and experienced. When I called, they offered me several time options. The service guy was on time and after he replaced a broke...Read more about Relaxed Heating and Air Inc
Porch Pro Headshot Guaranteed Quality Heating and Air
Furnace Maintenance
Serves Diamond Bar, California
(686)
We provide heating and air conditioning solutions at the best prices for all of Orange County. We are an Award Winning Amana / Goodman Dealer. We are also Goodman's #1 Orange County volume dealer. We provide AC Repair & AC Replacement and Furnace Repair & Furnace Replacement for all of Costa Mes...Read more about Guaranteed Quality Heating and Air
We provide heating and air conditioning solutions at the best prices for all of Orange County. We are an Award Winning Amana / Goodman Dealer. We are also Goodman's #1 Orange County volume dealer. We provide AC Repair & AC Replacement and Furnace Repair & Furnace Replacement for all of Costa Mes...Read more about Guaranteed Quality Heating and Air
Porch Pro Headshot Air Concepts
Furnace Maintenance
Serves Diamond Bar, California
(367)
Porch Pro Headshot Champion Aire Heating & Air Conditioning
Furnace Maintenance
Serves Diamond Bar, California
(218)
Champion Aire has been a trusted and a professional service HVAC contractor in the HVAC industry ,Experience and expertise both working Commercial and Residential for all air conditioning and heating repairs, installations, maintenance, indoor air quality, duct work, ventilation and filtration need...Read more about Champion Aire Heating & Air Conditioning
Champion Aire has been a trusted and a professional service HVAC contractor in the HVAC industry ,Experience and expertise both working Commercial and Residential for all air conditioning and heating repairs, installations, maintenance, indoor air quality, duct work, ventilation and filtration need...Read more about Champion Aire Heating & Air Conditioning
Porch Pro Headshot Vader Air Conditioning & Heating
Furnace Maintenance
Serves Diamond Bar, California
(124)
"Working with Vader Air was a very smooth process. I had contacted multiple companies to provide a bid; Vader Air (Philip) was extremely professional and thorough. Took the time to explain what work was going to happen and kept me updated throughout the project. Would highly recommend."
"Working with Vader Air was a very smooth process. I had contacted multiple companies to provide a bid; Vader Air (Philip) was extremely professional and thorough. Took the time to explain what work was going to happen and kept me updated throughout the project. Would highly recommend."
Porch Pro Headshot CWP Heating & Air, Inc.
Furnace Maintenance
Serves Diamond Bar, California
(159)
C.W.P. Heating and Air's number one goal is to supply local residents and businesses with the highest quality HVAC service available. Whether it be a simple furnace repair, or a large A/C installation, our staff and technicians are trained to meet and exceed your expectations. Because we value custo...Read more about CWP Heating & Air, Inc.
C.W.P. Heating and Air's number one goal is to supply local residents and businesses with the highest quality HVAC service available. Whether it be a simple furnace repair, or a large A/C installation, our staff and technicians are trained to meet and exceed your expectations. Because we value custo...Read more about CWP Heating & Air, Inc.
Porch Pro Headshot Sheldon's Heating And Air
Furnace Maintenance
Serves Diamond Bar, California
Sheldon's Heating & Air Conditioning, Inc. is the Riverside, CA heating and air conditioning company you can rely on when you need any heating or air conditioning installation, repair or maintenance services. We also offer exceptional indoor air quality products and services to help you breathe the ...Read more about Sheldon's Heating And Air
Sheldon's Heating & Air Conditioning, Inc. is the Riverside, CA heating and air conditioning company you can rely on when you need any heating or air conditioning installation, repair or maintenance services. We also offer exceptional indoor air quality products and services to help you breathe the ...Read more about Sheldon's Heating And Air
Porch Pro Headshot Air Duct Cleaning Placentia
Furnace Maintenance
Serves Diamond Bar, California
(40)
"I found out from my friend that this company does air duct cleaning and I couldn’t be happier! My carpets and bed sheets became dustier and I thought it was time to clean the air ducts. They came on schedule and got to work straight away. The dust is gone and I feel that my home can breathe again!"
"I found out from my friend that this company does air duct cleaning and I couldn’t be happier! My carpets and bed sheets became dustier and I thought it was time to clean the air ducts. They came on schedule and got to work straight away. The dust is gone and I feel that my home can breathe again!"
Porch Pro Headshot ALL TEMP HEATING & COOLING
Furnace Maintenance
Serves Diamond Bar, California
(10)
"AllTemp Heating and Cooling knew their way around our Servel Absorbtion AC System. We called about a dozen companies before we found Mel and Fernando. They were very knowledgable about the operation and maintenance of our Absorbtion System. Tempertures were hovering in the high 100 degree plus m...Read more about ALL TEMP HEATING & COOLING
"AllTemp Heating and Cooling knew their way around our Servel Absorbtion AC System. We called about a dozen companies before we found Mel and Fernando. They were very knowledgable about the operation and maintenance of our Absorbtion System. Tempertures were hovering in the high 100 degree plus m...Read more about ALL TEMP HEATING & COOLING

Top questions to ask before hiring a heating & furnace service

A professional will assist you with scope and estimates, but having a clear idea of what you want to accomplish will help communication.

Do you want professionals to do everything, or do you have the time and skill to do some of the work?

Many projects such as have a DIY component, such as painting or cleanup.

First and foremost, protect yourself and make sure the contractor and any sub-contractors are licensed, bonded and insured.

Recent reviews for Diamond Bar furnace maintenance services

39881

On Thursday I requested assistance with my Water Heater. The guy came out and looked at my pilot light and said it was out. He charged me $90 to assess the situation and then said he re-lit the pilot light and all I needed to do was wait 30 minutes to a...

- Michael Carpenter
36147

They were phenomenal. Supreme came through and figured out what the problem and repaired it when 4 ither companjes couldnt do the job. And they showed up in a timely matter with a 30 min prior to show up courtesy call.i would highly recommend supreme to a...

- Bobby Garcia
90575

Beware Beware Beware this is a rip off off company. The technician tried to rep me off. he wanted to charge $ 600 for an a/c system recharge with 4 pound of Freon. he quoted me a price of $ 125 per pound of Freon, he said they have a minimum Freon amount...

- SEAN AddA
518141

Great Company to work with. and I would absolutely recommend to any homeowner or business.

- Lindsay Wright
83272

Our AC was giving us some problems and we checked on Google. We found out Guaranteed Quality Heating and Air through Google search and call them. The person who answered the phone was James and he gave us various options we had. Next day, Steve came...

- Rakesh Kumar
83274

Great company with sincere employees. Thank you Tony and Jannette.

- Dave W
33037

Horrible customer service! Unreliable, didn't call when they couldn't come..... Not reliable at all!!

- Barbara Winchel
80655

They are the BEST!

- Brenda Smith
111814

Great attitude and punctual. Thanks John!

- Travis Mcgregor
80654

They are the best!

- Brenda Smith
275517

BEWARE THIS “HVAC” Company is a SThe worst “HVAC” company ever, so those unprofessional guys, came over my elderly parents house trough our home insurance after their Split unit stoped working in a middle of a heat wave, the “technician” came over and ass...

- Pasas Mi Hui
524848

Great service, fixed everything quick and had my ac running like brand new.

- Roberta Lytton

All Heating & Furnace Services in Diamond Bar, CA

Porch Pro Headshot Supreme Cooling Heating and Air Conditioning
Furnace Maintenance
Serves Diamond Bar, California
(4)
Supreme Cooling Heating and Air Conditioning is an HVAC specialist that provides gas leak detection, air conditioning installation, and water heater services as well as other services. They are located in Moreno Valley. The state of California has licensed Supreme Cooling Heating and Air Conditionin...Read more about Supreme Cooling Heating and Air Conditioning
Supreme Cooling Heating and Air Conditioning is an HVAC specialist that provides gas leak detection, air conditioning installation, and water heater services as well as other services. They are located in Moreno Valley. The state of California has licensed Supreme Cooling Heating and Air Conditionin...Read more about Supreme Cooling Heating and Air Conditioning
Porch Pro Headshot Sturges Heating and Air Conditioning
Furnace Maintenance
Serves Diamond Bar, California
(68)
When it comes to indoor comfort, you need the right air conditioning and heating systems to fit your home or building size and budget. Our HVAC solutions are built with a variety of the best products and superior services. From designing, selecting, and installing an HVAC system, air conditioner, or...Read more about Sturges Heating and Air Conditioning
When it comes to indoor comfort, you need the right air conditioning and heating systems to fit your home or building size and budget. Our HVAC solutions are built with a variety of the best products and superior services. From designing, selecting, and installing an HVAC system, air conditioner, or...Read more about Sturges Heating and Air Conditioning
Porch Pro Headshot Talent Air
Furnace Maintenance
Serves Diamond Bar, California
(13)
We would like to introduce our company, Talent Air is a family owned and operated company, with hopes that we may serve your company's Air Conditioning needs. We are a commercial heating, ventilating, and air conditioning contractor with decades of experience. We pride ourselves on the fact we maint...Read more about Talent Air
We would like to introduce our company, Talent Air is a family owned and operated company, with hopes that we may serve your company's Air Conditioning needs. We are a commercial heating, ventilating, and air conditioning contractor with decades of experience. We pride ourselves on the fact we maint...Read more about Talent Air
Porch Pro Headshot Novell Custom Heating & Air Conditioning Company
Furnace Maintenance
Serves Diamond Bar, California
(22)
We offer Same Day Heating & Air Conditioning Repair, Service, and Installation. If your current system is in need of repair, maintenance, or replacement, our friendly home comfort technicians are available to help you, regardless of the brand name or model. For your convenience we offer two-hour app...Read more about Novell Custom Heating & Air Conditioning Company
We offer Same Day Heating & Air Conditioning Repair, Service, and Installation. If your current system is in need of repair, maintenance, or replacement, our friendly home comfort technicians are available to help you, regardless of the brand name or model. For your convenience we offer two-hour app...Read more about Novell Custom Heating & Air Conditioning Company
Porch Pro Headshot JBS Heating & Air
Furnace Maintenance
Serves Diamond Bar, California
Our skilled professionals and NATE certified technicians at JBS Heating and Air are here to serve your residential heating and air conditioning needs and those of our commercial customers in San Bernardino and surrounding communities with a wide range of services. We are available to customers in An...Read more about JBS Heating & Air
Our skilled professionals and NATE certified technicians at JBS Heating and Air are here to serve your residential heating and air conditioning needs and those of our commercial customers in San Bernardino and surrounding communities with a wide range of services. We are available to customers in An...Read more about JBS Heating & Air
Porch Pro Headshot Daniels Heating & Air Conditioning
Furnace Maintenance
Serves Diamond Bar, California
Porch Pro Headshot Total Care Heating & Air Inc.
Furnace Maintenance
Serves Diamond Bar, California
(53)
Porch Pro Headshot Calwest Controls Inc
Furnace Maintenance
Serves Diamond Bar, California
CalWest Controls is a leading provider of advanced building systems for a wide variety of industries and buildings. We specialize in design, installation and service of energy managerment control systems for HVAC in commercial buildings, colleges, schools, retail, government buildings, hotels, hospi...Read more about Calwest Controls Inc
CalWest Controls is a leading provider of advanced building systems for a wide variety of industries and buildings. We specialize in design, installation and service of energy managerment control systems for HVAC in commercial buildings, colleges, schools, retail, government buildings, hotels, hospi...Read more about Calwest Controls Inc
Porch Pro Headshot Xpress Heating & Air
Furnace Maintenance
Serves Diamond Bar, California
We pride our company on reliability, great communication, integrity and quality work. We are experts in our HVAC work and will do our best to keep you as educated as we can on your particular task or project. We look forward to working with you.
We pride our company on reliability, great communication, integrity and quality work. We are experts in our HVAC work and will do our best to keep you as educated as we can on your particular task or project. We look forward to working with you.
Porch Pro Headshot Apex Wine Cellars & Saunas
Furnace Maintenance
Serves Diamond Bar, California
Apex Wine Cellars and Saunas was founded on the principles of quality products and strong customer service. Apex strives to provide on-site consulting and products using only the finest workmanship and materials. Apex's headquarters and main manufacturing facility are located in Rancho Dominguez,...Read more about Apex Wine Cellars & Saunas
Apex Wine Cellars and Saunas was founded on the principles of quality products and strong customer service. Apex strives to provide on-site consulting and products using only the finest workmanship and materials. Apex's headquarters and main manufacturing facility are located in Rancho Dominguez,...Read more about Apex Wine Cellars & Saunas
Porch Pro Headshot MSO Enterprises Inc
Furnace Maintenance
Serves Diamond Bar, California
We are your full-service commercial heating, Ventilation & Air conditioning company serving in Los Angeles & Southern California areas for over 25 years.
We are your full-service commercial heating, Ventilation & Air conditioning company serving in Los Angeles & Southern California areas for over 25 years.
Porch Pro Headshot Power Saver Systems Air Conditioning & Heating
Furnace Maintenance
Serves Diamond Bar, California
(6)
Porch Pro Headshot Aero Fresh Industries  Inc.
Furnace Maintenance
Serves Diamond Bar, California
Providing quality HVAC services since 1987.
Providing quality HVAC services since 1987.
Porch Pro Headshot B & W FURNACE SERVICE INC
Furnace Maintenance
Serves Diamond Bar, California