Beat the heat.

Schedule your air conditioner maintenance now for a worry-free summer.

Ensure Your Comfort

Over 37 Years
in Fresno
Free Estimates on Installation or replacement
Quick Response
Even on weekends
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Welcome to NALK Air Conditioning and Heating, where your comfort is our priority. Whether it's air conditioning, heating, or emergency repairs, we offer comprehensive solutions tailored to both residential and commercial needs.

Air Conditioning

Experience efficient cooling solutions that make every summer day a breeze.


Dependable, energy-efficient heating services that can keep homes and businesses warm.

Emergency Service

When unexpected issues arise, our emergency service can be just a call away.


Enhance indoor air quality and system efficiency with Nalk's expert ductwork services. Essential for both comfort and cost savings.


Nalk's Energy Savings Agreement, ensures optimal HVAC performance throughout the year.

Solutions for all

Keep your home cozy and your workplace comfortable with our tailored HVAC services for both residential and commercial spaces.

For Homeowners

Your Reliable Solution

As long-time residential HVAC Contractors based in Fresno, CA, we understand the unique needs of local homeowners.

  • Free Estimates for Installation or Replacement of HVAC Units

  • Prompt Heating and Air Conditioner Repairs

  • Energy-efficient HVAC Solutions

Comcast Winter Commercial

For local businesses

your business deserves the best


From office buildings and warehouses to restaurants, commercial properties, hotels, and more, our team is trained and certified to service your commercial and industrial needs. Our prompt, efficient service will help keep your business running smoothly throughout any weather the valley can throw at you.


Upgrade or repair your business environment with our precision-driven HVAC installation services. We tailor solutions to fit your commercial needs, ensuring long-lasting efficiency and comfort.


Extend the lifespan of your HVAC units with our regular maintenance services. Count on us for inspections, tune-ups, and preventive measures.

Nalk’s energy savings agreement

Protect your comfort

At Nalk Air Conditioning & Heating, we're not just about fixing HVAC problems; we're about preventing them. Our yearly Energy Savings Agreement (ESA) is designed to ensure your heating and cooling systems are always running at their best. With our ESA, you'll enjoy:

preventative maintenance

Our thorough approach covers every aspect of your HVAC system, from routine inspections to detailed assessments. 

See Checklist »

Exclusive Discounts

Regular, detailed maintenance identifies and resolves minor issues before they escalate into major, costly repairs, safeguarding your budget and ensuring uninterrupted operation.


As an ESA member, you're our top priority, with faster response times and minimized downtimes.

Nalk Air Conditioning & Heating Blog

Your go-to resource for expert insights into the world of HVAC. Here, our seasoned professionals tackle common questions, share valuable tips for maintaining your system, and explore topics that matter to you. Whether you're seeking practical advice, industry knowledge, or innovative solutions, our blog is designed to empower you with information directly from the experts.

Maximizing HVAC Efficiency

April, 2024


Discover the essential benefits of scheduling an AC tune-up before summer. Learn how early maintenance can ensure efficient operation, reduce repair costs, and improve indoor air quality, all while extending the lifespan of your AC unit. Prepare for a cool, comfortable summer with our expert tips on AC care.

Read more »

Maximizing HVAC Efficiency

March, 2024

The Benefits of Scheduling Your AC Tune-Up Before Summer Hits

Facing the recent PG&E rate hike? Discover how Nalk's Energy Savings Agreement can help you 'Beat the Hike.' Our latest blog post delves into the impact of PG&E's increased rates and how our ESA offers a cost-effective solution to maintain your comfort without breaking the bank.

Read more »

Maximizing HVAC Efficiency

February, 2024

Beat the Hike: Harness Nalk's ESA to Counter PG&E Rate Increases

Facing the recent PG&E rate hike? Discover how Nalk's Energy Savings Agreement can help you 'Beat the Hike.' Our latest blog post delves into the impact of PG&E's increased rates and how our ESA offers a cost-effective solution to maintain your comfort without breaking the bank.

Read more »

Proudly Serving the Central Valley

We are committed to being top-tier HVAC contractors across our local communities. Our expert team is equipped to deliver quality heating, cooling, and emergency repair services to the following areas:

Fresno: Your trusted local HVAC contractor, ensuring comfort in every home and business.

Clovis: Dedicated to maintaining optimal climates in Clovis’s diverse residential and commercial spaces.

Visalia: Bringing reliable and efficient HVAC solutions to the heart of the Central Valley.

Madera: Where quality meets reliability for all your heating and cooling needs.

Sanger: Your Sanger neighbors rely on us for prompt and professional HVAC contractor services.

Reedley, Selma, and Kingsburg: Extending our expertise and services to these vibrant communities.

Tarpey, Herndon, Muscatel, San Joaquin River Estates, Highway City, Calwa, Fowler, Dinuba: Ensuring each of these areas has access to some of the best HVAC contractors.

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