Hot, humid and salty air makes Nanawale Estates tough on air conditioners. UST Air Conditioning specializes in the repairs the Big Island conditions cause: corroded coils, clogged drains, refrigerant leaks and failed capacitors, and we back every job with honest pricing and a workmanship guarantee.
Each service below has its own Nanawale Estates page with local details, pricing guidance and answers to common questions. Whether you need AC repair near me, furnace repair, heat pump repair or a full HVAC installation, UST Air Conditioning handles it in Nanawale Estates.
Fast diagnosis and repair of any central, split or window air conditioner that is not cooling, leaking, tripping breakers or making noise.
AC Repair in Nanawale EstatesProperly sized, correctly charged new air conditioning systems: central air, ductless mini-splits and high-efficiency heat pumps, installed right the first time.
AC Installation in Nanawale EstatesA thorough seasonal tune-up that cleans coils, checks refrigerant charge, tightens electrical connections and catches small problems before they become no-cool calls.
AC Tune-up in Nanawale EstatesNights, weekends and holidays: when the air conditioner dies in the middle of a Hawaii heat wave, a live dispatcher answers and a technician is on the way.
Emergency AC Repair in Nanawale EstatesRepair of whole-home ducted air conditioning systems, from the outdoor condenser to the air handler, ductwork and thermostat.
Central Air Repair in Nanawale EstatesThe most common call we get, solved the same day: a system that runs but cannot bring the temperature down.
AC Not Cooling Repair in Nanawale EstatesCompressor diagnostics, hard-start kits, and replacement of failed compressors under warranty or out of warranty, with honest advice on when replacement makes more sense.
AC Compressor Repair in Nanawale EstatesProper leak detection, repair and weighing in the correct refrigerant charge for R-410A, R-32 and older R-22 systems.
AC Refrigerant Recharge in Nanawale EstatesSingle and multi-zone ductless systems, the most popular way to cool Hawaii homes without ductwork: installation, repair, cleaning and error-code diagnostics.
Mini-split Service in Nanawale EstatesHeating repair for heat pumps, mini-splits in heat mode, electric furnaces and wall heaters, for the cool nights that upcountry, Volcano and windward homes really do get.
Heating Repair in Nanawale EstatesRepair of electric and gas furnaces, air handlers with heat strips and packaged systems: no heat, short cycling, tripped limits and noisy blowers.
Furnace Repair in Nanawale EstatesReplacement and new installation of electric furnaces, heat-strip air handlers, wall heaters and heat pump heating for cooler Hawaii elevations.
Heater Installation in Nanawale EstatesA pre-season heating check that tests elements, limits, defrost cycles and airflow so the system is ready for the first cold night.
Heating Tune-up in Nanawale EstatesNo heat on a cold night in Volcano, Kula or Waimea is an emergency for families with kids, kupuna or medical needs. We answer 24/7.
Emergency Heating Repair in Nanawale EstatesHeat pumps are the ideal Hawaii system: efficient cooling all year and heat when you need it. We repair, maintain and install all major brands.
Heat Pump Repair in Nanawale EstatesOne call for any heating, ventilation or air conditioning problem: central systems, mini-splits, heat pumps, ductwork and controls.
HVAC Repair in Nanawale EstatesDesign and installation of complete heating and cooling systems for new construction, renovations and worn-out equipment replacement.
HVAC Installation in Nanawale EstatesScheduled maintenance that keeps cooling and heating systems efficient, protects warranties and stops breakdowns during the hottest weeks of the year.
HVAC Maintenance in Nanawale EstatesHeating and cooling repair for single-family homes, condos, townhomes, ohana units and vacation rentals across Hawaii.
Residential HVAC Repair in Nanawale EstatesRooftop units, split systems, VRF, walk-ins and make-up air for restaurants, retail, offices, hotels and medical spaces, with maintenance contracts that keep doors open.
Commercial HVAC in Nanawale EstatesSealing, repair, replacement and cleaning of ductwork so cooled air reaches every room instead of the attic.
Ductwork Service in Nanawale EstatesSmart and programmable thermostat installation, wiring repair and setup so your system runs efficiently and you can control it from anywhere.
Thermostat Service in Nanawale EstatesWhole-home dehumidifiers, filtration, UV coil lights and ventilation upgrades that fight the mold, vog and humidity Hawaii homes deal with.
Indoor Air Quality in Nanawale EstatesFrom Kona-side heat to the damp, cool evenings of the Puna and Volcano districts, Nanawale Estates homeowners need equipment that cools, dehumidifies and, some nights, heats. Salt, vog particulate and heavy rain all shorten equipment life without regular maintenance.
They installed a multi-zone ductless system in our home and it changed our summers. The crew was tidy, explained everything and the price matched the quote to the dollar.
Lehua D., Nanawale EstatesWe had guests checking in and no AC. They treated it as the emergency it was and had the unit running two hours before check-in.
Nalani B., Nanawale EstatesI called at 10 pm because the unit was making a horrible grinding noise. They were here by 7 the next morning and the fan motor was replaced before lunch. Great communication the whole time.
Tiare V., Nanawale EstatesAlmost always a condensate drain clogged by algae, which grows fast in Hawaii humidity. Occasionally a cracked drain pan or a frozen coil. We clear, treat and test the drain on every visit.
Most common repairs, such as capacitors, contactors, drain clearing and fan motors, fall in a modest flat-rate range that we quote before starting. Larger repairs like compressors or coils are priced against replacement so you can decide. There are no hidden fees.
All of them: Carrier, Trane, Lennox, Rheem, Goodman, Daikin, Mitsubishi, Fujitsu, LG, Gree, Panasonic, York, Bryant and more. Our trucks carry universal and brand-specific parts.
Same day for most repair calls and within hours for emergencies. Call (855) 459-5498 and the dispatcher gives you a real arrival window.
We cover all of the Big Island, including Pahoa, Hawaiian Beaches, Tiki Gardens, Seaview, Leilani Estates, Eden Roc. If you are anywhere in Hawaii, call (855) 459-5498 and we will confirm availability.
If the system is under 10 years old and the repair costs less than a third of a new system, repair usually makes sense. Older R-22 systems and units with salt-damaged coils are usually better replaced.
Live dispatchers 24/7. Same-day service in most areas. Flat-rate pricing before work begins.