Do you need backup heat with geothermal?

• <div><p>If a geothermal heat pump is installed correctly, then you shouldn’t have to worry about having a backup heat source such as a <a href="https://www.angi.com/articles/furnace-and-heating-basics.htm">furnace</a> or oil boiler. However, there are geothermal systems installed that include a backup in case the heat pump fails due to extreme cold. This is simply a backup heat pump you’ll likely never need and not an alternative heat source.</p></div>

Get matched with top heating oil pros in Carrollton, IL

Enter your ZIP and get matched with up to 5 pros

TRUSTED BY CARROLLTON, IL HOMEOWNERS

4.4
Average homeowner rating
36
Verified heating oil services reviews

Verified Reviews for Heating Oil Service pros in Carrollton, IL

*The Angi rating for Heating Oil Service companies in Carrollton, IL is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Heating Oil Service needs.

*The HomeAdvisor rating for Heating Oil Service companies in Carrollton, IL is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Heating Oil Service needs.

Last update on December 03, 2025

Reviewed in July 2024
Showed up to install a new water heater same day. I was very happy with my experience. Tim was able to answer all my questions and the project was done very quickly. Excellent service very knowledgeable and professional. I completely recommend Grundy Plumbing.
GRUNDY PLUMBING, LLC
Request a quote
Reviewed in November 2023
Do not trust this guy Tim. I had him install a new water heater in my house in April 2023. Well when he changed the water heater he did not mentioned that he cut wires from the furnace that was connected to a sensor on the water heater. Come this end of October and when my furnace needed to be...
Dupage Home Services, Inc.
Request a quote
Reviewed in July 2017
They changed the oil. That is it. It was a free oil change. There was no charge. There were no problems.
BRIAN BEMIS AUTOMOTIVE GROUP
Request a quote
Reviewed in September 2016
They came out right away and looked at the existing air conditioner and also the furnace in order to give us an estimate on new units. The air was not working at this time and it was 90 outside with a heat index of 99 (in the house it was 80 degrees. They checked the air and confirmed that it...
Franzen Heating & Cooling
Request a quote
Reviewed in October 2013
He showed up 15 minutes early and started the outside inspection. He was very thorough, went through every part of the house, checked every window, cabinet and appliance. Went through the crawlspace to test the furnace and water heater. The price above also included a radon test and pest...
SHERLOCK HOMES INSPECTION
Request a quote
Reviewed in September 2013
It has both the car wash as well as oil change facilities. worth for the money spent.
Fuller's Car Wash of Aurora
Request a quote
Reviewed in May 2013
We prompt, professional, and informative. We had they installer comeback and replace some outlets and reroute some electrical so we could install a heater in the garage. The installer didnt and quot;padand quot; the time spent on the installation. Very Happy.
Masters Brothers
Request a quote
Reviewed in August 2012
This was for some rental properties we have. We will use them as our go to guys for heating and air conditioning. They are very professional. We made the appointment and they called on their way out. They were on time. They communicated well while everything was being done during the maintenance.
RCM Heating & Cooling
Request a quote

Find Heating oil pros in Carrollton

Ambit Energy Independent Sales Consultant

No reviews yet

Ambit Energy Independent Sales Consultant

No reviews yet

19 years of experience

Alternative Gas & Electric Service Provider. Go on line at www.2FreeEng.com for your No Obligation Free Quote. No Cost to switch your service! Takes about 10 minutes and you could be saving and earning travel rewards and Free Energy options!

Fowler Heating & Cooling

4.64(

)

Fowler Heating & Cooling

4.64(

)

Customers say: Super punctual

Recommended by 90% of Angi customers

Fowler Heating and Cooling is Family owned and operated. Serving the Southern Illinois Area since 1979. Specializing in Heating, Air Conditioning, Furnaces, and Duct Cleaning. Our dedication and appreciation of our customers and their needs has resulted in over 70% of our business comes from referrals. We care about our quality of our work, and the relationships with our customers. ‎ [email protected].

Heating Oil questions, answered by experts

It’s a better use of energy (and your money) NOT to run an ERV system all the time. Most experts recommend that you cycle your ERV system on and off throughout the year. However, the recommended advice could change based on your climate, the number of people in your home, the size and style of your home, and your heating and cooling system. Contact a local pro for more specific advice.

If a geothermal heat pump is installed correctly, then you shouldn’t have to worry about having a backup heat source such as a furnace or oil boiler. However, there are geothermal systems installed that include a backup in case the heat pump fails due to extreme cold. This is simply a backup heat pump you’ll likely never need and not an alternative heat source.

Most maintenance checks take 2-5 hours, though extensive repairs may take longer.

DIY maintenance like filter cleaning is possible, but professional servicing ensures proper pressure, refrigerant levels, and loop performance.

Yes, technicians check refrigerant levels, loop performance, and system calibration for peak efficiency.

The homeowners guide to home care is here

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

See all articles

Alison Kasch
•
Nov 7, 2025Nov 7, 2025
How Much Does Move-Out Cleaning Cost? [2025 Data]
Planning ahead helps ensure an efficient, budget-friendly move. Learn how much move-out cleaning services cost based on factors like home type and size.
Nick P. Cellucci
•
Oct 13, 2025Oct 13, 2025
How Much Does Mattress Cleaning Cost? [2025 Data]
Mattress cleaning cost depends on the number of mattresses being cleaned and the size of each. Use this guide to better understand mattress cleaning prices.
Becca Lewis
•
Oct 22, 2025Oct 22, 2025
How Much Does Professional House Cleaning Cost? [2025 Data]
Hiring a house cleaner frees up your schedule and keeps your home spotless. The cost to hire a house cleaner depends on the size of your house, your schedule, and who you hire. Use this guide to understand typical house cleaning prices better.
Gemma Johnstone
•
Oct 13, 2025Oct 13, 2025
How Much Does Apartment Cleaning Cost? [2025 Data]
Apartment cleaning costs vary considerably depending on the cleaning frequency, the apartment's size, and its inhabitants' cleanliness.
Becca Lewis
•
Aug 14, 2024Aug 14, 2024
How to Get Rid of Mouse Urine Smell in 9 Steps
Mice can be a pain to get rid of, but even after they’re gone, their odor can linger. Here’s how to get rid of mice urine smell in your home.
Stephanie Mickelson
•
Nov 5, 2025Nov 5, 2025
How to Remove Grout Haze That Is Clouding Your New Tiles
If you’ve just installed new tiles only to find them covered in a dull film a few days later, don’t panic. We’ll show you how to remove grout haze promptly and effectively.