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Find Air conditioning pros in Castle Rock

Avatar for HVAC Doctor LLC
HVAC Doctor LLC
4.9(
28
)
Central A/C - InstallCentral A/C - Install - For BusinessCentral A/C - Service or Repair+12 more

Serving Castle Rock, MN and surrounding areas

Approved

In business since 2002

Free estimates

Emergency services offered

"After a no call/no show by another technician (during 3 weeks of 90+ temps, a sick spouse, 3 tired dogs & a pandemic), I called Hvac Doctor after finding a referral on Angie's List. My call was promptly returned & I was honestly told I would be contacted if an opening presented itself. Within a few hours & much to my delight after a restless night of sleep, I was called & my central air was promptly & accurately repaired. These guys are top notch professionals as well as knowledgeable. Hvac Doctor is now going to be my new ongoing routine maintenance technician as well. Search no more, call Hvac Doctor! Can I give them 10 stars?"
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+137

Response time1 day
20 neighbors recently requested a quote
Recommended by92%of homeowners
Avatar for Andersons Mechanical Service LLC
Andersons Mechanical Service LLC
4.7(
4,398
)
Central A/C - InstallCentral A/C - Install - For BusinessCentral A/C - Service or Repair+1 more

Serving Castle Rock, MN and surrounding areas

Approved

Super Service Award Winner

In business since 1991

Free estimates

Warranties offered

"I spoke with Kim on the phone for possible appointments and service fees (which I was happy to hear would apply to the work done). I scheduled an appointment for several days later. They called when they were on their way, and they arrived on time. They were quick to diagnose the need to replace the coil, and answered my questions. Very professional, and quick. I'd hire them again. In fact, I made a separate appointment with Kim to have a team come back to tune up my furnace and clean out all air ducts a couple weeks later."
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+95

Response time10 hrs
11 neighbors recently requested a quote
Recommended by91%of homeowners
Avatar for Aquarius Home Services
Aquarius Home Services
4.6(
260
)
Central A/C - InstallCentral A/C - Install - For BusinessCentral A/C - Service or Repair+12 more

Serving Castle Rock, MN and surrounding areas

Approved

Super Service Award Winner

In business since 1987

Free estimates

Emergency services offered

"We had an issue with our water conditioning system for Aquarius. They attempted to remedy the problem and determined they needed to replace the system. With the system being over 5 years old, I was uncertain what it would cost me, however, the only thing better than the equipment they provide is their customer service. No cost to replace with a better system. Now that is service!"
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Our Team
Response time12 hrs
Response rate100%
9 neighbors recently requested a quote
Avatar for IcanHandyman
IcanHandyman
4.8(
43
)
Window A/C Unit - InstallWindow A/C Unit - Install - For Business

Serving Castle Rock, MN and surrounding areas

Approved

In business since 2015

Free estimates

Emergency services offered

We guarantee your satisfaction, and we won't leave until the job is done right. Our team has quality experience in this industry, and we make sure our customers are happy before we leave. Call or click to schedule an estimate today!\n\nCall me at (360) 601-1501

Caulk boarder of tile bathroom floor
Clean valleys on roof
Replace missing fascia board covering
Cedar deck cleaning and staining
Stair case rail install

+113

Response time1 day
Response rate100%
2 neighbors recently requested a quote
Avatar for Prolific Mechanical
Prolific Mechanical
5.0(
7
)
Outdoor Mist Cooling System - InstallOutdoor Mist Cooling System - Install - For BusinessOutdoor Mist Cooling System - Service or Repair+1 more

Serving Castle Rock, MN and surrounding areas

Approved

In business since 2022

Free estimates

Credit card accepted

"I recently had Prolific Mechanical install a new air conditioning system, and I couldn't be happier with the results. The young man who completed the installation was professional, courteous, and extremely knowledgeable. He took pride in his work, kept everything clean, and made sure the installation was done correctly from start to finish. The new system runs flawlessly and keeps the house comfortable even on the hottest days. I highly recommend Prolific Mechanical to anyone looking for quality workmanship and dependable HVAC service."
Avatar for Chuck Hecht
Chuck Hecht
4.4(
82
)
Window A/C Unit - InstallWindow A/C Unit - Install - For Business

Serving Castle Rock, MN and surrounding areas

Approved

In business since 2011

Free estimates

Emergency services offered

Experienced handyman who insists that his work satisfies each customer. When you call me, I am the professional who does the work. Schedule your own time slot with my online booking app. Texting is the most reliable way to reach me. If you email me, please follow up with a phone call.\n\nhttps://v2.waitwhile.com/checkin/7IheTrhuowMKN5QC1yhh/confirm\n\n\nIf you schedule your appt within 48 hours, please call me to confirm availability....sometimes projects have mission creep and I need some extra time to wrap up existing projects.

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Response time2 days
Response rate100%
2 neighbors recently requested a quote
Avatar for Dusty Boots Repair LLC
Dusty Boots Repair LLC
5.0(
5
)
Window A/C Unit - Service or Relocate

Serving Castle Rock, MN and surrounding areas

Approved

I specialized in appliance repair. Washers, dryers, refrigerator, dishwasher and garbage disposals. I can do A/C cleaning, small electrical ( outlets and switches) and plumbing.

47 neighbors recently requested a quote
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FAQs for air conditioning projects in Castle Rock, MN

Most professional HVAC technicians require two to three hours to complete an expansion valve replacement. The timeframe depends on your unit's accessibility and whether additional repairs are needed. The process involves recovering refrigerant, removing the old valve, installing the new component, and recharging the system. Scheduling during less busy seasons may result in more convenient appointment times.

Operating your air conditioner with a malfunctioning expansion valve isn't advisable. Continuing to run the system could potentially damage other components, particularly your compressor, which is significantly more expensive to replace. If you notice performance issues like inconsistent cooling or unusual noises, it's best to have your system inspected before continuing regular use.

Expansion valves don't have a standard replacement schedule, as their longevity depends on system usage, maintenance frequency, and environmental factors. Regular professional maintenance helps identify potential valve issues before they cause system failure. Having your HVAC system serviced annually allows technicians to monitor component condition and recommend preventative replacements when necessary.

Refrigerant leaks require prompt professional attention. If your expansion valve is leaking, you'll likely notice reduced cooling performance and possibly hear hissing sounds near the unit. Addressing leaks quickly prevents further system inefficiency and avoids the environmental impact of released refrigerant. Your HVAC technician will need to repair the leak and recharge the system with the proper refrigerant type and amount.

Because many AC issues present similar symptoms, professional diagnosis is recommended. Problems like inadequate cooling, inconsistent temperatures, or strange noises could indicate expansion valve issues, but might also stem from refrigerant leaks, electrical problems, or airflow restrictions. A qualified HVAC technician has the tools and expertise to accurately identify the root cause and recommend appropriate repairs.

The Castle Rock, MN homeowners’ guide to air conditioning services

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