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Avatar for One Hour Heating & Air Conditioning - Cincinnati
One Hour Heating & Air Conditioning - Cincinnati
4.7(
316
)
Central A/C - Service or RepairCentral Air Cleaner - Repair or ServiceCentral Humidifier - Repair or Service

Serving Union, KY and surrounding areas

Approved (Corporate)

Super Service Award Winner

In business since 1954

Emergency services offered

Warranties offered

"The installation team did a great job. They arrived on time removed my old furnace and air conditioning system, installed my new furnace and air conditioning system quickly and professionally. They exceeded my expectations. I highly recommend them."
One Hour Team
ACCA
NATE Logo
88 neighbors recently requested a quote
Recommended by89%of homeowners
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Avatar for Schneller Plumbing, Heating & Air
Schneller Plumbing, Heating & Air
4.6(
242
)
Central A/C - InstallCentral A/C - Service or RepairCentral Air Cleaner - Install or Replace+4 more

Serving Union, KY and surrounding areas

Approved

In business since 1928

Free estimates

Emergency services offered

"HVAC tune-up appointment went very well. Clean professional job. I would have them back again."
Sub Station II
Before and After
WOW!
New Furnace!
Response time1 day
Recommended by94%of homeowners
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Avatar for Clark's Home Service's
Clark's Home Service's
4.8(
23
)
Central A/C - InstallCentral A/C - Service or RepairCentral Air Cleaner - Repair or Service+4 more

Serving Union, KY and surrounding areas

Approved

In business since 2022

Free estimates

Emergency services offered

"Daniel Swartz came out and did an excellent job checking my air conditioner. It was a late season check . He is very knowledgeable, efficient and sat and explained everything he did . Asked if I had any questions ."
Split system replacment
Air handler closet 2
NEW AC set up
Split system replacment
Old AIr handler with no AC

+1

Response time11 hrs
Response rate88%
25 neighbors recently requested a quote
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Avatar for Arlinghaus Plumbing Heating Air Conditioning & Electrical of Erlanger
Arlinghaus Plumbing Heating Air Conditioning & Electrical of Erlanger
4.1(
32
)
Central A/C - Service or RepairCentral A/C - InstallCentral Air Cleaner - Install or Replace+4 more

Serving Union, KY and surrounding areas

Approved

In business since 2008

Free estimates

Credit card accepted

Arlinghaus Plumbing, Heating, Air Conditioning & Electrical is a family-owned business & your trusted expert for AC repair, AC installation, AC tune-ups, heating, plumbing, and electrical services across NKY, Cincinnati & SE Indiana – including Erlanger, Florence, Covington, Newport, Burlington, Independence, Bellevue, Crescent Springs, Union, Fort Thomas, Highland Heights, Cold Spring & Alexandria. Our team delivers fast, reliable service to keep your home comfortable all year. We also handle drain cleaning, sewer services, water heaters, & 24/7 emergency plumbing. Licensed, insured technicians with over 6,000 5-star reviews. Same-day service, upfront pricing, & a 100% satisfaction guarantee. Call today for expert HVAC and plumbing service.

COMMUNITY
COMMUNITY
COMMUNITY
COMMUNITY
COMMUNITY

+56

5 neighbors recently requested a quote
Recommended by94%of homeowners
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Avatar for Dauenhauer Plumbing
Dauenhauer Plumbing
4.4(
103
)
Central A/C - InstallCentral A/C - Service or RepairCentral Air Cleaner - Install or Replace+4 more

Serving Union, KY and surrounding areas

Approved (Corporate)

In business since 1976

Free estimates

Credit card accepted

"Dalton from Dauenhaur plumbing was excellent. Customer service interactions were great. Overall good experience at a good price (in my opinion)."
30 neighbors recently requested a quote
Recommended by84%of homeowners
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Avatar for MTL Management LLC
MTL Management LLC
4.5(
32
)
Window A/C Unit - Service or RelocateWindow A/C Unit - Service or Relocate - For Business

Serving Union, KY and surrounding areas

Approved

In business since 2025

Free estimates

Emergency services offered

"Very efficient and affordable for a single mother!"
Water line
Water line
Water line
Drain clog
Drain clog

+18

Response time6 hrs
Response rate100%
37 neighbors recently requested a quote
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Avatar for Apollo Home
Apollo Home
3.7(
73
)
Central A/C - InstallCentral A/C - Service or Repair

Serving Union, KY and surrounding areas

Approved (Corporate)

In business since 1969

Free estimates

Emergency services offered

"This company is awesome to work with!!! Dylan Wake and Darius Byrne were excellent in every aspect of their job! Very efficient and knowledgeable! Would highly recommend them to everyone! Thanks Anji for finding them for us!"
Furnace Installation
Heat Pump Installation
Response time6 hrs
67 neighbors recently requested a quote
Recommended by67%of homeowners
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Mech-Rx
New to Angi
Window A/C Unit - InstallWindow A/C Unit - Service or Relocate

Serving Union, KY and surrounding areas

Approved

Free estimates

Small jobs welcome

Credit card accepted

Hey neighbors! We just opened our HVAC business right here in Burlington, Ky! We'd like to be your trusted, go-to HVAC company. We encourage veterans to reach out if in need of help with their heating and cooling system, as we are veteran owned and love giving back. I've been working as a technician for about 20 years in both the commercial and residential fields of HVAC and carry a master HVAC license. Some of you already know me, if not, don't hesitate to reach out with a call or text about any concerns, questions, or opinions. I give free estimates and second opinions for anything HVAC related. \nI look forward to helping you with your home comfort needs.\n

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FAQs for air conditioning projects in Union, KY

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 Union, KY homeowners’ guide to air conditioning services

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

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