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Top-Rated Swamp cooler installers and replacers in Mendota - Updated Nov 2026

Avatar for Regional Plumbing Heating & Air
Regional Plumbing Heating & Air
5.0(
15
)
Swamp Cooler - Install or Replace

Serving Mendota, IL and surrounding areas

Approved

In business since 2001

Free estimates

Emergency services offered

"I’m extremely satisfied with Regional. We had three sump pumps that needed to be replaced (primary, secondary, and water powered backup). The quote was very reasonable, and they were able to do the work shortly after their initial visit. They replaced everything with Liberty pumps. Justin and Erich did the work and they were very professional. We had them quote out a couple of other items (replacing water heater, etc) and those quotes were also very reasonable. I will definitely hire them for future jobs."
16 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for North Alabama Technical Services
North Alabama Technical Services
4.9(
124
)
Swamp Cooler - Install or Replace

Serving Mendota, IL and surrounding areas

In business since 2010

Emergency services offered

Credit card accepted

"Jim is local.  It went great. Jim Ferrell is a professional of the highest caliber. Responded quickly, took care of my problems, and advised me as to better means of protection than I had. He came back a second time to uninstall software that I purchased that did not provide adequate protections and installed free software that would do the job.  He did the work through remote connection, but is available on site if necessary.
For those people needing help on getting red of malware, viruses , etc. on your computer,  Jim is local, better than all thse remote out of state location providers, is a mature, highly trained professional in this area.
If you go to local computer stores you get very young people that can do a basic job, but are no where near the professional level of Jim.
I highly recommend Jim to anyone that needs these type services.
"
2014 Super Service Award Winner!
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Recommended by97%of homeowners
Avatar for Preferred Home Improvements
Preferred Home Improvements
4.7(
12
)
Swamp Cooler - Install or Replace

Serving Mendota, IL and surrounding areas

In business since 2010

Free estimates

Emergency services offered

"Dillon was a great guy and worked fast and efficient. My house is 50 plus years old and the duct work had never been cleaned. Post the work, the house even smelled better. I am in the middle of a complete remodel and living in the house. I had all 11 vent grilles removed -(saved Dillon a pile of time not having to remove and re-install) and I would have thought a discount would have been in order."
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+30

Recommended by100%of homeowners
Avatar for Choice Home Warranty
Choice Home Warranty
4.0(
5,678
)
Swamp Cooler - Install or Replace

Serving Mendota, IL and surrounding areas

In business since 2008

Emergency services offered

Credit card accepted

"Technician was fine. Customer Service Rep on telephone not so.. Could not understand her. Said okay to something I did not understand. It sounded to me that there was not an option, only offer of gift card. It was after the fact that I learned that I could EITHER have Dishwasher replaced or receive a gift card. After researching Diswashers, I found that the gift card was half the amoumt of the least expensive dishwasher. I asked the rep to resend email I could not find, but could not understand her response. Why would anyone chose a $246 gift card instead of a replacement!!! After deducting $85 tech call I end up with $161 settlement. PREPOSTEROUS! My first claim ever."
Recommended by81%of homeowners
Avatar for American Home Shield – Home Warranty
American Home Shield – Home Warranty
3.5(
5,689
)
Swamp Cooler - Install or Replace

Serving Mendota, IL and surrounding areas

In business since 1971

Credit card accepted

"We have a home warranty so if anything goes wrong they repair it. We pay a yearly fee and we can call them and pay a service fee and they repair or replace it.

You have a number of covered services like your plumbing, your electrical, your refrigerator, stove, dishwasher, washer dryer.

They're very responsive to you call and it doesn't take long to get help, the help you need to get your whatever repaired done."
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+2

Recommended by65%of homeowners
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FAQs for swamp cooler installation and replacement projects in Mendota, IL

Swamp coolers are quite energy-efficient, using only 15% to 35% of the electricity that traditional central air conditioning units consume. This can lead to significant savings on your energy bills. However, keep in mind that swamp coolers require water to operate and may not cool your home as effectively in extremely hot or humid conditions. When considering overall efficiency, it is essential to weigh both electricity and water usage, as well as the cooling needs specific to your local climate.

Evaporative coolers only work in dry climates because they cool by moistening the air. If the air is already moist, this will have little to no cooling effect. Central AC is a better choice if you live in a humid climate, such as the Midwest, eastern, or western coastal regions.

To install a swamp cooler on a roof, a local HVAC specialist will first find and cut a spot free of wiring and obstructions. They’ll then install metal bracing, legs, brackets, the ceiling duct register, ductwork, power, and thermostat wires. Once installed, they’ll seal all openings, attach duct connections, and install a thermostat. Before leaving, they’ll run cool water piping to the unit and inspect all the connections.

The cost to repair your swamp cooler ranges from $50 to $600, depending on the issue, whether new parts are needed, and the chosen repair service. Depending on the type of pad your system uses, you will need to change out the pads every one to three years for proper operation. When budgeting for the cost to repair a window unit, expect to pay around $230.

The U.S. Department of Energy states that swamp coolers can cool a single room by five to 15 degrees Fahrenheit. However, this largely depends on the size and installation method of the evaporative cooler. You can only achieve these results in a dry climate, such as the American South, as it’s easier to cool rooms in humid environments with central air.

Swamp cooler water usage varies depending on the size of the unit. Smaller evaporative units may use one gallon per hour, while much larger units could use up to 15 gallons of water per hour. Most homeowners can expect their unit to use between seven and 10 gallons of water per hour of usage.

The Mendota, IL homeowners’ guide to swamp cooler installations and replacements

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