For reliable AC refrigerant recharge in Lihue, Kauai homeowners trust UST Air Conditioning. We handle every brand and system type, from ductless mini-splits and heat pumps to central air and packaged units.
Whether you are in a single-family home, a condo with strict HOA access rules or a vacation rental with guests arriving, UST Air Conditioning coordinates the AC refrigerant recharge appointment with whoever needs to be involved and leaves the space clean.
Every AC refrigerant recharge visit in Lihue starts with a full diagnostic and a written, flat-rate quote. You approve the price before any work begins, and if the numbers point toward replacement instead of repair we will show you both so the decision is yours.
Kauai is the wettest and among the saltiest of the islands. Around Lihue, humidity keeps coils wet, drains clog with algae and outdoor units corrode faster than the manufacturer ever planned. We wash, coat and protect equipment with that in mind.
Book AC refrigerant recharge in Lihue today. Call (855) 459-5498, day or night.
Heat pump stopped heating on a cold Volcano night. The technician walked me through a reset on the phone first, then came out the next day to replace the defrost board. Really appreciated not being charged for an unnecessary trip.
Jennifer C., LihueThe mini-split in our bedroom kept dripping down the wall. Two other companies never called back. UST came the next morning, cleared the drain, cleaned the coil and showed me photos of the mold they removed.
Michael S., LihueOur condo building has strict access rules and they handled everything with the resident manager. New air handler installed in a day with no drama.
Nalani B., LihueThe nameplate lists the factory charge; line length changes it. We weigh the charge in and verify it by pressures and temperatures rather than guessing.
It is no longer produced and is expensive. For older R-22 systems we often recommend budgeting for replacement rather than repeated recharges.
Systems are sealed; loss means a leak, most often at the evaporator coil, a fitting or a corroded line set near the ocean.
Some do, especially at elevation and on windward slopes where winter nights drop into the 50s. Heat pumps and mini-splits in heat mode are the most efficient way to add heat.
We cover all of Kauai, including Hanamaulu, Puhi, Wailua, Wailua Homesteads, Kapaa, Koloa. If you are anywhere in Hawaii, call (855) 459-5498 and we will confirm availability.
Live dispatchers 24/7. Same-day service in most areas. Flat-rate pricing before work begins.