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Find Central a/c service or repairers in Castle Rock

Avatar for Lous Heating and Cooling LLC
Lous Heating and Cooling LLC
5.0(
69
)
Central A/C - Service or Repair

Serving Castle Rock, CO and surrounding areas

Approved

Super Service Award Winner

In business since 2020

Free estimates

Emergency services offered

"I usually donâ t write reviews but I was impressed with Lousâ work and help getting my AC situation taken care of. My central AC system went out and I needed it replaced as soon as possible. Even though he was booked, he was able to squeeze me in promptly, and was able to install a new unit for me in less than 48 hours. I highly recommend him for quick work and fair price. Thanks again!!"
80% Furnace Replacement
1998 York Furnace
Air Conditioner Replacement
Furnace Replacement
Swamp Cooler Deep Cleaning

+7

Response time4 hrs
177 neighbors recently requested a quote
Recommended by89%of homeowners
Avatar for Comfair Heating and Cooling LLC
Comfair Heating and Cooling LLC
5.0(
24
)
Central A/C - Service or Repair

Serving Castle Rock, CO and surrounding areas

Approved

Super Service Award Winner

In business since 2023

Free estimates

Emergency services offered

"Habib and his team did an excellent job repairing 1 furnace and 1 condenser unit, and replacing a second furnace and condenser unit. His expertise and attention to detail are additionally impressive. Trust Habib, he's the best!"
Commercial
Commercial
Furnace fix
New  Unit install
Residential

+3

Response time3 hrs
Response rate100%
1 neighbors recently requested a quote
Avatar for Quality West Heating & Cooling
Quality West Heating & Cooling
4.7(
337
)
Central A/C - Service or Repair

Serving Castle Rock, CO and surrounding areas

Approved

In business since 2002

Free estimates

Warranties offered

"Our technician was Don. He was very friendly and professional. Our furnace would turn on and then shut off. Don explained the issue and fixed the problem. This is the first time we have used Quality West and we are very happy with service and prices. We signed up for their yearly maintenance plan."
This image shows the wall mounted unit that will cool and heat the whole living room area without any noise.
Response time2 days
Response rate100%
8 neighbors recently requested a quote
Avatar for Air&Hvac Master
Air&Hvac Master
5.0(
14
)
Central A/C - Service or Repair

Serving Castle Rock, CO and surrounding areas

Approved

Free estimates

Emergency services offered

Warranties offered

"I can’t say enough about I&C Vac and Iulian. I appreciated the fact that he educated me on dryer vent cleaning, was extremely professional, on time, on budget, and was great at continual communication during the entire process. I will use his services in the future. I highly recommend."
Clogged AC coil
After cleaning
Air Duct Cleaning Project
Air Duct Cleaning Project
Coil after cleaning

+26

Response time10 hrs
Response rate100%
1 neighbors recently requested a quote
Avatar for Plumbing Tree
Plumbing Tree
4.4(
33
)
Central A/C - Service or Repair

Serving Castle Rock, CO and surrounding areas

Approved

In business since 2012

Free estimates

Emergency services offered

"Kieth came out multiple times to address the issues I had. Eventually I had him replace my old Furnace, water heater and AC, in addition he cleaned several drains as well. He explained in detail how the project would be competed as well as a time line. He not only finished sooner than expected but did a phenomenal job, he left the work area cleaner than what I had it. I would highly recommend Plumbing Tree for any home services, Even with current circumstances of money being tight I did get multiple other bids and Plumbing Tree was more than fair!"
Whole whole where pipe bursting line
Plumbing Project
Whole in yard whole in. It’s street at city tap
Plumbing Project
Heating & A/C Project

+58

Response time7 hrs
7 neighbors recently requested a quote
Recommended by92%of homeowners
Avatar for Airflow Alchemy, LLC
Airflow Alchemy, LLC
4.9(
29
)
Central A/C - Service or Repair

Serving Castle Rock, CO and surrounding areas

Approved

In business since 2025

Free estimates

Emergency services offered

"My central air system was failing to turn on at the beginning of summer. my first estimate stated that I had needed a new furnace @ cost 💲 6500+ . Luckily I was able to find Matt on Angi’s list. He was available the following morning . His recommendations were back to basics - cleaning of the furnace and AC unit , and a few simple repairs to both the AC and furnace - $850 later my AC unit is back to functioning normally! Matt was very knowledgeable , honest and provided excellent communication on what his findings were so I knew exactly what the game plan was. I really appreciate his straight forward, honest approach and would highly recommend him to anyone ! Thank you Matt !!"
Dry Air Relief
Custom Comfort
Total HVAC Comfort
Helping a Local Hero
System Refresh

+209

Response time3 hrs
Response rate100%
2 neighbors recently requested a quote
Avatar for Aether Mechanical, LLC
Aether Mechanical, LLC
4.5(
106
)
Central A/C - Service or Repair

Serving Castle Rock, CO and surrounding areas

Approved

In business since 2020

Free estimates

Emergency services offered

"Can’t say enough about this company! When it was time to replace our aging furnace, Nicolas, the owner, spent over an hour conducting rigorous testing, explaining every piece of my system and trying to find the best solution for our home. Nicolas presented several options to me for purchasing a new furnace, explaining the pros and cons of each, and was honest with what my home did/didn’t need from a new system. Aether’s offerings were not just cheaper, they were at least 10k lower than the other quotes we’ve gotten from the big name HVAC competition in Denver! Their warranty coverage and included servicing was unmatched, and they went out of their way to find the most convenient payment options for us. The techs, Laramie and Liam, were prompt, kind, and went above and beyond, cleaning out our central duct for maximum airflow/quality while installing the new system. They answered every question I had and left the space cleaner than they found it. We will definitely be calling again!"
Mini-Split system
AC/Furnace Install
Cast Iron Boiler
AC Install
Boiler

+1

Response time7 hrs
Response rate89%
91 neighbors recently requested a quote
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Showing 1-10 of 263
FAQs for central a/c service or repair projects in Castle Rock, CO

Coils work to absorb heat into the refrigerant that flows through them, moving heat from one location to another. For air conditioning, the evaporator coil inside the air handler in your home absorbs heat. It then transfers the heat outside to the condenser coil, where it releases it. The opposite process happens for heat pumps. When the coils get dusty and dirty, it reduces how well these components work.

Skip regular cleanings, and dirt, debris, and mineral deposits will blanket your evaporator and condenser coils. When that happens, the coils can’t shed heat efficiently, so the system works harder and your energy bill climbs. Over time, overheating strains the compressor and can trigger a full breakdown—an avoidable repair that often costs far more than a simple annual cleaning.

AC coil cleaning is an investment that pays for itself in the benefits it provides. Dust‑caked coils force your AC to run longer, so you spend more on electricity and rack up extra wear. A quick professional cleaning restores efficiency, trims monthly bills, and eases strain on expensive parts. Over the long haul, that small yearly fee delays pricy repairs and stretches the unit’s lifespan, making coil cleaning one of the smartest HVAC tune‑ups you can schedule.

Watch for higher electric bills, rooms that stay warm no matter how low you set the thermostat, or an AC system that runs nonstop. Extra humidity and frost on the coils are also red flags. Catching these clues early lets you schedule a quick cleaning before the system overworks itself and triggers an expensive breakdown.

Your AC cleaning technician starts by shutting off the power to the unit and removing the faceplate. Compressed air and a vacuum hose blast away loose debris, followed by a coil-safe, no-rinse cleaner that dissolves stubborn grime. After the solution has soaked in, the professional wipes the fins, reassembles the housing, and restores power, leaving the system ready to cool at peak efficiency.

The Castle Rock, CO homeowners’ guide to central a/c service or repairs

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