Same day AC repair, furnace repair, heat pump repair and 24 hour emergency HVAC service in Denville and nearby towns including Delmont, Delran, Demarest, Dennisville, Dividing Creek, Dorchester. Licensed, insured, upfront flat-rate pricing.
AC not cooling? No heat? We offer 24 hour AC repair and emergency heating repair in Denville — call now for a live dispatcher.
Local HVAC Contractor
Searching for air conditioning repair near me in Denville? You have found the right crew. Smith Air Conditioning & Heating Repair is the Denville, New Jersey HVAC contractor homeowners call for central air repair, furnace repair, heat pump repair and 24 hour emergency HVAC service — with honest diagnostics and no high-pressure sales.
Our Denville technicians arrive in fully stocked trucks, which means the majority of air conditioning repair and furnace repair calls are completed on the first visit — capacitors, contactors, fan motors, ignitors, flame sensors, thermostats, condensate pumps and refrigerant are all on board. Every job includes a written flat-rate quote, a full explanation of the readings we measured, and a warranty on parts and labor.
We serve homeowners, landlords and small businesses throughout Denville, NJ and the surrounding communities, so whether you searched AC repair near me, furnace repair near me, HVAC repair near me or heating and cooling repair Denville, you are covered.
Complete HVAC Services in Denville, NJ
One local HVAC company for every heating and cooling need in Denville, NJ — repair, replacement, maintenance and 24/7 emergency service.
Air conditioning repair and central air repair in Denville, NJ — AC not cooling, AC not blowing cold air, frozen coils, capacitors, contactors, AC compressor repair and refrigerant leaks.
Learn about AC Repair Denville →Heating repair and heater repair in Denville: no heat, weak heat, ignition lockouts, thermostat faults, blower failures and 24 hour heating repair.
Learn about Heating Repair Denville →Furnace repair and furnace service in Denville for gas, propane, oil and electric furnaces — furnace not working, furnace short cycling and safety lockouts.
Learn about Furnace Repair Denville →Heat pump repair in Denville including frozen outdoor units, defrost board failures, reversing valves and auxiliary heat problems.
Learn about Heat Pump Repair Denville →Emergency AC repair and emergency HVAC repair in Denville — 24 hour AC repair, same day AC repair and same day HVAC repair, nights, weekends and holidays.
Learn about Emergency HVAC Repair Denville →AC installation, furnace installation and complete HVAC replacement in Denville, NJ with load calculations, high-efficiency equipment and financing.
Learn about HVAC Installation Denville →Seasonal AC tune-up and furnace tune-up in Denville to prevent breakdowns, cut energy bills and protect your manufacturer warranty.
Learn about AC & Furnace Tune-Up Denville →Ductless mini-split repair and installation in Denville for additions, garages, condos and homes without ductwork.
Learn about Ductless Mini-Splits Denville →Air purification, filtration, humidity control and duct sealing for cleaner, healthier air in Denville, NJ.
Learn about Indoor Air Quality Denville →Symptoms We Fix Every Day
Service area: Denville, NJ and nearby towns including Delmont, Delran, Demarest, Dennisville, Dividing Creek, Dorchester. Hours: 24 hours a day, 7 days a week, including holidays. Phone: (877) 493-8199
Reviews From Denville & Nearby
“Same day AC repair, exactly as promised. Tech wore shoe covers, explained the frozen coil, cleaned the drain and had us cold again in about an hour.”
“Our heat pump kept icing over. The technician diagnosed a failed defrost board, had one on the van, and walked me through preventing it next winter. Great communication start to finish.”
“Booked an AC tune-up and they found a capacitor about to fail plus a clogged condensate line. Twenty minutes of prevention instead of a 2am emergency. Worth every penny.”
Denville HVAC Questions
In most cases we offer same-day or next-day AC repair in Denville, NJ, and our emergency line is answered 24 hours a day, 7 days a week. Call (877) 493-8199 and we will give you a firm arrival window before you hang up.
Yes. Smith Air Conditioning & Heating Repair provides 24/7 emergency HVAC repair in Denville and the surrounding towns, including nights, weekends and holidays. No heat and no cooling calls are prioritized for households with infants, seniors or medical needs.
The most common causes are a clogged filter, a failed run capacitor, a frozen evaporator coil, a dirty condenser coil, a bad contactor or low refrigerant from a leak. Our Denville technicians diagnose the exact cause with full readings and quote the repair before starting.
Common repairs such as capacitors and contactors typically fall in the low hundreds, while motors, coils and compressors cost more. You always receive flat-rate pricing in writing before work begins, so there are no surprises on your Denville invoice.
Yes. We service and repair all makes and models of air conditioners, gas and electric furnaces, heat pumps, boilers, ductless mini-splits and package units throughout Denville, NJ, plus complete system installation and replacement.
We do. Our Denville team also covers the surrounding neighborhoods and nearby communities listed at the bottom of this page, so if you searched "HVAC repair near me" from a nearby town, we can help.
More answers on our HVAC FAQ page and in our HVAC blog, including why your AC is not blowing cold air and what to do when the furnace stops working.
Licensed technicians, flat-rate pricing, same-day and next-day appointments across Denville, NJ.