Your Trusted Heating and Cooling Experts for Year-Round Comfort

Reliable. Honest. Local.

From emergency repairs to full system installs—we keep Kansas City homes comfortable ALL year long.

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4.9/5 rating from 210+ reviews

Call now for emergency service

Available 24/7 for urgent AC repairs. Don’t wait, call us at (816) 699-8366.

Schedule your service

Book a routine maintenance call at a time that suits your service. Book a service.

Your Trusted HVAC Experts

With 50+ years of experience, our certified technicians deliver top-notch air conditioning and heating repair, installation, and maintenance services.

MORE ABOUT US

Four HVAC Services All 4 One Provides

Elevate Your Comfort with Our Expertise

1.Cooling

AC repair in Kansas City

AC installation & replacement

AC tune-ups & preventative maintenance

Frozen coil diagnostics

Refrigerant leak repair

2. Heating

Furnace repair in Kansas City

Furnace installation & replacement

Heat pump repair

Seasonal heating tune-ups

Emergency no-heat service

3. Ventilation & Fresh Air

Air Duct Cleaning in Kansas City

Remove dust and debris from supply and return

Reduce airborne irritants

Clean vent registers and grilles

Improve airflow efficiency

4. Maintenance Plans

Maintenance for Spring/Fall in Kansas City

Inspect condenser and evaporator coils

Check refrigerant levels

Test thermostat calibration

Inspect electrical components

Clean drain lines

Check airflow and filter condition.

What We Do

All 4 One Heating & Cooling specializes in diagnosing, repairing, installing, and maintaining residential

heating and cooling systems. Our licensed technicians focus on solving the real problem — not selling unnecessary upgrades.

HVAC repair and troubleshooting

Furnace and heating system repair

HVAC system replacement

Air conditioning repair and installation

Indoor air quality solutions

Preventative maintenance plans

Emergency HVAC service

ABOUT US

Innovative and Results-Driven

Our HVAC team takes a tailored approach, working closely with you to understand your heating and cooling needs and create customized solutions. We stay updated with the latest HVAC technologies and best practices, ensuring efficient, reliable, and measurable results for your home or business.

TESTIMONIALS

Our Happy Clients!

"Quality Work!"

"Their focus on quality and precision helped elevate our HVAC system's performance and deliver exceptional results."

Tom Mitchell

Los Angeles

"Highly Professional!"

"The team was incredibly skilled, arriving on time and completing the job with attention to detail."

Sarah K.

New York

"Reliable Service!"

"Their expertise and quick response ensured our HVAC issues were resolved efficiently."

James R

Chicago

"Exceptional Results!"

"From consultation to installation, they delivered outstanding service and reliable solutions."

Mark Anderson

Houston

"Great Experience!"

"I was impressed by their dedication to ensuring our HVAC system runs perfectly."

Tom Mitchell

San Francisco

"Above Expectations!"

"They exceeded our expectations with their professionalism and commitment to quality."

Lisa Roberts

Miami

STILL NOT SURE?

Frequently Asked Questions

We understand the importance of clarity and are here to provide answers to your most common queries.

How often should I have my HVAC system serviced?

It’s recommended to service your HVAC system at least twice a year — once before summer for your air conditioning and once before winter for your heating system.

What are the signs that my HVAC system needs repair?

Common signs include unusual noises, inconsistent temperatures, higher energy bills, and poor airflow.

Are your technicians certified and insured?

Yes, all our technicians are fully certified, licensed, and insured to provide professional and reliable HVAC services.

How long does an HVAC system typically last?

With proper maintenance, most HVAC systems last between 10 to 15 years, depending on usage and brand quality.

Do you offer emergency HVAC repair services?

Yes, we provide 24/7 emergency repair services to ensure your comfort is restored as quickly as possible.

What types of HVAC systems do you install?

We install central air conditioning systems, ductless mini-splits, heat pumps, and furnaces, customized to fit your needs.

How can I reduce my HVAC energy costs?

Regular maintenance, proper insulation, using energy-efficient equipment, and setting your thermostat to optimal temperatures can help reduce energy costs.

How can I improve the energy efficiency of my HVAC system?

Regular maintenance, cleaning/replacing filters, sealing ductwork, and upgrading to a programmable thermostat can significantly improve efficienc.

Looking To Maximize Your Comfort?

Our HVAC experts work closely with you to understand your heating and cooling needs, delivering tailored solutions that ensure efficiency, reliability, and year-round comfort.