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Avatar for Midpoint Cool Temp
Midpoint Cool Temp
5.0(
31
)
Window A/C Unit - Service or Relocate

Serving Columbus, MI and surrounding areas

Approved

In business since 2015

Emergency services offered

Warranties offered

"As female investor seeking to hiring contractors that are transparent and have high integrity. I hit the jackpot with MIDPOINT COOL TEMP. Robert is passionate and genuine in his assessment and recommends "options to repair" vs immediately replacing a unit. Provided him a key to the vacant home, he got the heating system functioning, cleaned his area, and updated us promptly. FIVE STAR SERVICE all around!!"
Response time2 hrs
Response rate86%
12 neighbors recently requested a quote
Great Lakes Heating and Cooling
5.0(
17
)
Central A/C - Install - For BusinessCentral A/C - Service or RepairCentral A/C - Service or Repair - For Business+1 more

Serving Columbus, MI and surrounding areas

Approved

In business since 2009

Free estimates

Emergency services offered

"Priority Heating and Cooling were professional and their prices were very competitive! I enjoyed working with them. They finished the project in a timely fashion and kept the area very clean while working on our furnace. I would definitely recommend them to anyone looking for a heating and cooling company."
Response time4 hrs
Recommended by100%of homeowners
Avatar for SAFE AIR HVAC LLC
SAFE AIR HVAC LLC
5.0(
6
)
Central A/C - Install

Serving Columbus, MI and surrounding areas

Approved

In business since 2025

Free estimates

Offers commercial services

"SAFE AIR HVAC LLC did an outstanding job installing my new AC unit and furnace. From the first visit to the final walkthrough, their team was professional, knowledgeable, and extremely efficient. They took the time to explain my options, helped me choose the right system for my home, and provided a very fair price. Installation day went smoothly—they arrived on time, worked cleanly, and made sure everything was set up perfectly. The new system runs quietly and keeps my home comfortable, and the difference in air quality and efficiency is noticeable right away. I was especially impressed with their attention to detail and the care they put into their work. If you need a new HVAC system installed, I highly recommend SAFE AIR HVAC LLC. They truly go above and beyond."
My jobs
My jobs
My jobs
My jobs
My jobs

+3

Response time10 hrs
Response rate100%
7 neighbors recently requested a quote
Avatar for EMH Mechanical LLC
EMH Mechanical LLC
5.0(
8
)
Central A/C - InstallCentral A/C - Install - For Business

Serving Columbus, MI and surrounding areas

Approved

Super Service Award Winner

In business since 2019

Free estimates

Warranties offered

"Ethan and team did a great job on swapping out an old boiler system and install new furnace and AC. City inspector even said his work is great. Communication was great throughout the process. Will hire again in the future"
Shop HVAC Upgrade
Shop HVAC Upgrade
Office HVAC Upgrade
Florida Room HVAC
Master Bedroom HVAC

+9

Response time1 day
8 neighbors recently requested a quote
A & C Heating & Cooling, LLC
3.5(
2
)
Central A/C - Service or Repair

Serving Columbus, MI and surrounding areas

Approved

In business since 2000

Free estimates

Emergency services offered

"We were very impressed with A & C Heating and Cooling. Their online scheduling tool was convenient, user friendly, and there was a variety of time slots available. The appointment follow up, reminders and arrival tracking map were timely and helpful. Our technician, McKinley, was amazing!!! He was very courteous, knowledgeable and efficient. He diagnosed the problem quickly, installed the needed part, and ran tests to ensure the unit was running at peak performance. He educated us about our unit by explaining how it operates, what caused the problem, and how the replacement part would remedy the problem. We are VERY satisfied with their service. We give this company and our technician our highest rating, and we would highly recommend them to anyone in need of quality heating and cooling installation or service. ."
Response time3 hrs
Response rate100%
Recommended by100%of homeowners
Avatar for Now That’s Clean
Now That’s Clean
New to Angi
Air Ducts & Vents - Clean

Serving Columbus, MI and surrounding areas

Approved

Now That’s Clean! is a reliable, detail-focused cleaning service dedicated to making your home or space feel fresh, comfortable, and truly spotless. We specialize in standard cleanings, deep cleanings, move-in/move-out services, and Airbnb turnovers, using professional-grade organic products and proven techniques to deliver consistent results every time.\n\nOur goal is simple - to save you time, reduce stress, and give you a clean you can see and feel. We pride ourselves on professionalism, punctuality, and treating every home with care and respect as if it were our own. Whether you need a one-time refresh or recurring service, Now That’s Clean! is here to exceed your expectations. ✨

Bedroom Cleaning
Bathroom Cleaning
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Air Conditioning questions, answered by experts

It depends on the type of AC unit and the extent of the mold growth. For example, if you have a small amount of mold in your central air conditioner, it’s worth cleaning it to protect your HVAC system and your health. In situations like these, you can often remove the mold yourself in a couple of hours. On the other hand, if you have a portable AC unit with a severe mold problem, it makes more sense to buy a new one. On average, replacing a portable AC unit costs $100 to $500.

High humidity, bad insulation, warmth from sunlight, and poor circulation are all reasons your home’s hotter inside than out. While this is what you want in the colder months, summer can become unbearable if this is a constant. Try to find the cause, but you need to remember that issues like this require a permanent fix (unless you want to bear down during the summer months).

Don’t run your AC with a wet filter. It can cause your AC to work too hard, which will run up your utility bill and cause extra wear and tear on the system. You could also spread moisture and mold throughout your house. Turn off the AC, remove the wet filter, and check for cracks or clogs. Fix the problem (with a pro’s help, if you need it), and put a dry filter in place before you turn the system back on.

You need to know the square footage of your home first. Multiply that number by 20, which will get you the BTUs (British Thermal Units) needed to cool your home efficiently. Homes up to 1,000 square feet usually need a 1.5-ton unit; homes 1,000 to 1,200 square feet usually need a 1.75-ton unit, and homes 1,200 to 1,400 square feet usually need a 1.9-ton unit. Talk to a local pro for more specific advice on your home. 

No. HVAC, which stands for heating, ventilation, and air conditioning, includes all of the systems that work together to regulate a building’s temperature and humidity levels. In comparison, air conditioners only provide cooling. You can have an air conditioner as part of your HVAC system, but not all HVAC systems include air conditioners.

The Columbus, MI homeowners’ guide to air conditioning services

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