National Heating & Cooling

About Us

At National Heating & Cooling, we are dedicated to keeping your home and business comfortable all year round. With over 10 years of experience in the HVAC industry, we specialize in air conditioning, heating, ventilation, and emergency repair services. Our team of certified technicians ensures top-quality service, honest pricing, and fast response times.

Whether it’s the middle of summer or the coldest winter night, we are here 24/7 to make sure your HVAC system runs efficiently and reliably. Comfort is our priority — and customer satisfaction is our guarantee.

Our Services

❄️ Air Conditioning

Installation, repair, and maintenance for all AC systems.

We offer full-service AC solutions including installation of energy-efficient units, seasonal maintenance, and fast repairs. Our certified technicians handle all brands and models, ensuring your home stays cool and comfortable all summer long.

🔥 Heating & Furnace

Stay warm with expert furnace and heating solutions.

From gas furnaces to heat pumps, we provide reliable heating services for every season. Our team ensures efficient installation, routine maintenance, and emergency repairs to keep your home warm during the coldest months.

🌬️ Ventilation

Clean ducts and fresh airflow for your home or business.

Improve indoor air quality with our professional duct cleaning and ventilation services. We remove dust, allergens, and blockages to ensure optimal airflow and system efficiency, giving you cleaner, healthier air year-round.

🛠️ Emergency Repairs

24/7 support for urgent HVAC issues.

AC down in summer? Furnace fails in winter? We offer 24/7 emergency HVAC repair services with fast response times. Our technicians are ready to fix critical issues anytime — day or night — so you're never left in discomfort.

Frequently Asked Questions

How often should I service my HVAC system?

We recommend scheduling maintenance at least twice a year — once before summer and once before winter. Regular servicing improves efficiency, extends system life, and prevents costly breakdowns.

Do you offer emergency repair services?

Yes! We provide 24/7 emergency HVAC repair for heating and cooling systems. Whether it's a frozen AC or a furnace failure in winter, our certified technicians respond fast — usually within 1 hour.

Are your technicians licensed and insured?

Absolutely. All our technicians are fully licensed, background-checked, and insured. You can trust them to work safely and professionally in your home or business.

How long does a new AC or furnace installation take?

Most residential installations are completed in 1 day. We handle everything — removal of old units, installation, testing, and cleanup. Larger or commercial systems may take 2–3 days.

Do you offer financing options?

Yes! We offer flexible financing plans with low monthly payments and no hidden fees. Ask us about 100% interest options for qualified customers.

What areas do you serve?

We proudly serve Union, Elizabeth, Linden, Hillside, Scotch Plains, Summit, and Kenilworth, and surrounding areas in Union County and Central New Jersey. If you're near 942 Stuyvesant Ave. #024, Union, NJ 07083, we’re your local HVAC experts

10+ Years Industry Experience

Since 2012, we have provided the valley with responsive, dependable, and caring service.

Customer-Focused Service

We treat your home like it's our own.

Expert Team

Skilled professionals trained to handle any HVAC or plumbing issue.

What Our Customers Say

Fast, professional, and affordable! They fixed my AC in under an hour. My house is cool again — I couldn't be happier.

- Sarah J.

Springfield, VA

Best HVAC company I’ve ever dealt with. Honest pricing, no upselling. They even cleaned up after the installation!

- Mark R.

Alexandria, MD

Emergency furnace repair at 2 AM? These guys showed up in 40 minutes. Lifesavers during winter. Highly recommend!

- Linda P.

Bethesda, MD

Installed a new heat pump with a 10-year warranty. The technician explained everything clearly and followed up the next day.

- James T.

Rockville, MD

Finally found a company that doesn’t overcharge. My AC maintenance is now annual, and my energy bills have dropped!

- Evelyn M.

Falls Church, VA

Professional, punctual, and polite. They treated my home with respect and got the job done right the first time.

- David K.

Annapolis, MD

They installed a new energy-efficient AC unit and saved me 30% on my summer bills. Knowledgeable, clean, and fast!

- Michael B.

Fairfax, VA

Scheduled maintenance every spring — they keep my system running like new. Honest, reliable, and always on time.

- Patricia W.

McLean, VA

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Reliable Heating & Cooling Solutions

Keeping your home comfortable all year round