- HEP Heat and Air
- NATE-certified Technicians

NATE-certified Technicians
NATE-certified Technicians | Air Conditioning | Heating and Air Conditioning | Morristown
When Morristown turns up the heat, HEP’s NATE-certified technicians are ready to keep you cool with expert air conditioning service that’s as reliable as it is refreshing. From precise load calculations and seamless installations to meticulous repairs and tune-ups, our seasoned pros bring unmatched skill and friendly, hometown care to every job. We arrive on time, respect your space, and explain every option so you can make confident, budget-smart decisions about your comfort.
Because comfort emergencies don’t follow a 9-to-5 schedule, we’re on call 24/7, backed by fully stocked trucks and a 100% satisfaction guarantee. Customers across Morristown trust HEP for peak-efficiency systems that lower utility bills, cleaner indoor air that supports family health, and courteous service that turns first-time callers into lifelong partners. Let us show you how effortless great air conditioning can be—one visit, one chill breath of fresh air at a time.
FAQs
What does it mean that your technicians are NATE-certified, and why is that important for my air conditioner?
NATE (North American Technician Excellence) certification is the HVAC industry’s most recognized credential. To earn it, a technician must pass rigorous, proctored exams that verify real-world knowledge of air-conditioning installation, diagnostics, and repair. When a NATE-certified professional services your system, you get: • Accurate diagnostics that solve the root cause of the problem the first time. • Work performed to manufacturer specifications, protecting your equipment warranty. • Higher energy efficiency and longer equipment life thanks to proper procedures and precise refrigerant charging. • Peace of mind knowing the technician is up-to-date on current codes, safety practices, and emerging technologies.
How often should I schedule maintenance for my AC system in Morristown’s climate?
We recommend a comprehensive tune-up once a year, ideally in early spring before the cooling season begins. Morristown’s humid summers put heavy demand on air conditioners, so annual maintenance helps to: • Clean coils and drain lines to prevent mold growth and water leaks. • Check refrigerant levels and electrical components to avoid mid-season breakdowns. • Verify airflow, thermostat calibration, and safety controls for optimal comfort and efficiency. If your system is older than 10 years, used heavily, or critical for health reasons, a mid-season check in late July can add extra protection.
My AC is running but not cooling effectively—what should I do before calling a technician?
Try these quick checks: 1. Thermostat: Make sure it’s set to “Cool,” the temperature is lower than the room temperature, and the batteries (if any) are good. 2. Air filter: A clogged filter restricts airflow and can cause ice buildup on the evaporator coil. Replace if it looks dirty. 3. Outdoor unit: Clear leaves, grass, or debris blocking airflow through the condenser fins; keep at least 12" of clearance. 4. Circuit breakers: Confirm both the outdoor condenser and indoor air-handler breakers are on. If the unit still fails to cool after these steps—or you see ice, water leaks, or smell burning odors—shut it off and call our NATE-certified team to prevent further damage.
Do you offer emergency air-conditioning repair in Morristown, and how fast can you arrive?
Yes. We provide 24/7 emergency service, including nights, weekends, and holidays. Because our technicians are based in and around Morristown, typical arrival time is within 2 hours of your call—often sooner during regular business hours. Our fully stocked service vehicles carry the most common replacement parts, letting us complete most repairs on the first visit.
Can upgrading to a high-efficiency AC system really save me money, and do you handle the installation?
Absolutely. Replacing a 10-to-15-year-old 10 SEER unit with today’s 16–20 SEER+ technology can cut cooling costs by 30–50%. Additional savings come from variable-speed compressors and smart thermostats that adapt output to current demand. Our NATE-certified technicians perform a proper load calculation (Manual J) to size the system accurately, remove the old unit, and install the new equipment—including ductwork modifications, condensate management, and thermostat setup. We also handle rebate paperwork and offer financing to make the upgrade affordable.
What indoor air-quality options can you integrate with my existing AC system?
Morristown’s pollen and summer humidity can aggravate allergies and create mold concerns. We can retrofit your HVAC system with: • High-MERV or HEPA filtration to capture fine particulates. • UV-C lights installed in the air handler to neutralize mold and bacteria on coils. • Whole-house dehumidifiers that work with your AC to keep indoor RH at 45–50% without overcooling. • Air purifiers using bipolar ionization or activated carbon to reduce odors and VOCs. Our technicians will evaluate your ductwork, blower capacity, and specific air-quality issues to recommend the best combination of solutions.