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Commercial HVAC · Oahu

Commercial Air Conditioning on Oahu — Honolulu HVAC Contractor

When the AC quits, your customers, staff and inventory feel it first. Universal Air repairs, replaces and maintains commercial air conditioning across Oahu, with work scheduled around your business hours.

(808) 400-6593
Limited-time offer Ends Jun 30, 2027

Hawaii Energy Instant Rebate Per Split AC Outdoor Unit

UP TO $550

Hawaii Energy instant rebates on qualifying high-efficiency split AC systems installed by a Clean Energy Ally contractor. Counted per outdoor unit, so separate single-zone systems can each earn one.

Code: REBATE550

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Why Oahu homeowners call us first

  • Upfront, written pricing before work starts
  • Refrigerant recovered and handled as EPA rules require
  • After-hours and weekend scheduling for planned work
  • Written findings, photos and service logs every visit
  • Repair-vs-replace options in writing before you commit
  • Help claiming Hawaii Energy commercial rebates
Current specials

Commercial specials

Hawaii Energy Instant Rebate Per Split AC Outdoor Unit

Ends Jun 30, 2027
UP TO $550

Hawaii Energy instant rebates on qualifying high-efficiency split AC systems installed by a Clean Energy Ally contractor. Counted per outdoor unit, so separate single-zone systems can each earn one.

*$400 to $550 per qualifying outdoor unit (condenser), set by size and SEER2. A 9,000 or 12,000 BTU unit earns $450 if rated 17.2 SEER2 or better, and nothing below that; $550 is for units of 30,000 BTU and up. Counted per condenser, so three single-zone systems can earn three rebates while one multi-zone system earns one. Newly constructed homes do not qualify; newly purchased homes do. Must be installed by a Hawaii Energy Clean Energy Ally. Requires a Hawaiian Electric account. First-come, first-served while program funds last; program year ends June 30, 2027.

Code REBATE550

Hawaii Energy Pays $75 Toward Your AC Tune-Up

Ends Jun 30, 2027
$75 BACK

Hawaii Energy pays a $75 instant rebate on a qualifying AC tune-up performed by a Clean Energy Ally, up to two condensers per year. Ask us whether your visit qualifies.

*Hawaii Energy instant rebate of $75 per qualifying condenser, up to 2 per year per residence. The multi-point tune-up must be performed by a Hawaii Energy Clean Energy Ally. Requires a Hawaiian Electric account; Kauai (KIUC) is not eligible. First-come, first-served while program funds last. Program year runs through June 30, 2027. We confirm your eligibility before the visit.

Code TUNEUP75

Free Second Opinion on Replacement Quotes

Ends Jun 30, 2027
FREE

Got a quote to replace your AC? We will take a second look at no charge and tell you straight whether a repair makes more sense.

*Requires a written replacement quote from another licensed Hawaii contractor. Residential systems on Oahu. One per household. We will tell you honestly if a repair makes more sense than a replacement, even if that means no sale for us.

Code 2NDLOOK
Compare your options

Pick the Right Level of Commercial Support

Service Call

For a system that's down or acting up right now. We diagnose it, explain your options and fix it.

  • Triage of the failed system
  • Written findings with photos
  • Upfront price before work starts
  • Repair or temporary-fix options
  • Notes for your records
What to expect

Five simple steps from hot to cool

  1. 1

    Book online or call

    Send your request in under a minute, any time of day.

  2. 2

    A real person follows up

    A real person from our team calls you to set a time that works for you.

  3. 3

    Visit confirmed

    We confirm your arrival window before your visit.

  4. 4

    Diagnosis and price

    Your tech explains what's wrong and the price before any work begins.

  5. 5

    Cool again

    We finish the work, test the system and clean up before we leave.

Commercial Air Conditioning on Oahu That Works Around Your Business

A warm dining room empties fast. A stuffy exam room makes patients uneasy, and a hot stockroom can cost you inventory. Commercial air conditioning on Oahu isn't a comfort extra — it's part of keeping your doors open.

Universal Air Hawaii is a commercial HVAC contractor serving Honolulu and all of Oahu, from Kakaako offices to Kapolei warehouses and Windward storefronts. We repair, replace and maintain the systems local businesses run on: VRF, rooftop and package units, ductless split AC and conventional split systems.

Our job is simple to describe and hard to do well: find the real problem, fix it with as little disruption as possible, and give you the paperwork to prove it. Every visit ends with clear findings, photos and options — not guesswork.

Who We Serve Across Honolulu and Oahu

Every type of building has its own rhythm, and your AC plan should match it. We work with owners, operators and managers across these property types:

  • Offices and professional suites — multi-zone comfort for mixed floor plans, conference rooms and server closets.
  • Retail stores and shopping centers — cool sales floors without disrupting open hours.
  • Restaurants and food service — dining rooms and kitchens that fight heat, grease and humidity all day.
  • Medical and dental offices — steady temperatures and humidity control for patient rooms, labs and equipment spaces.
  • Warehouses and light industrial — offices, climate-sensitive storage and break rooms in hot leeward and industrial areas.
  • Hotels and vacation rentals — guest-room units, lobbies and common areas, where one hot room can turn into a bad review.
  • AOAOs and property managers — condo towers, common areas and multi-tenant buildings, with records for boards and owners.
  • Churches and schools — large rooms that fill up on a schedule, often on a tight budget.

Restaurants, clinics and hotels have special needs

Kitchens dump heat and grease into the air, so coils and filters load up fast. Medical and dental offices need steady temperatures and dry air for patients and equipment. Hotels and vacation rentals need quiet, reliable guest-room units and fast turnaround between stays. We set service intervals and equipment recommendations around those realities, not a generic checklist.

Multi-site operators

If you manage several locations, we keep equipment lists and service history for each one, so every site gets the same standard of care and nothing falls through the cracks.

Commercial HVAC Services in Honolulu and Island-Wide

One contractor for the whole life of your equipment means fewer handoffs and fewer surprises. Here's what we handle.

Commercial AC repair and emergency service

When a system goes down, we triage first: is it a tripped safety, a failed part, a refrigerant leak or a controls problem? We explain what we found, what it costs to fix and what it means for the rest of your equipment. For true emergencies — a server room heating up, a restaurant mid-service — tell us when you call so we can prioritize. Our emergency AC repair page covers what to do while you wait.

Replacements and new installations

When repair no longer makes sense, we size the replacement to the building, not to the nameplate on the old unit. That means load calculations, electrical checks, structural and access planning, and permits when the City & County of Honolulu requires them. We plan cut-overs to keep you open wherever possible.

VRF and VRV systems

Variable refrigerant flow is a strong fit for Oahu offices, medical buildings and condo towers where ductwork is limited. We design, install and service systems on major VRF platforms. Learn more about VRF and VRV systems.

Rooftop and package units

Rooftop units take the full force of Oahu sun and salt air. We repair belts, motors, compressors and controls, and plan replacements with curb adapters and crane lifts. See rooftop and package unit service.

Ductless split AC and split systems

Many small offices, shops and clinics run on ductless mini-split or conventional split systems. We service and replace them, and we can add a split AC to cover a hot room your main system can't reach.

Maintenance agreements

Planned maintenance is the cheapest way to avoid a breakdown. Our commercial maintenance agreements set a schedule, cover filters, coils and drains, and give you logs your managers and auditors can use.

Less Downtime, Fewer Surprises

Every hour your AC is down costs you something — sales, productivity, guest ratings or product. We plan our work to shrink that hit.

  • After-hours and weekend scheduling for planned work, so crews aren't in your space while you're serving customers.
  • Diagnose once, fix once. We carry common parts where we can and tell you plainly when a part has to be ordered.
  • Phased replacements that swap one zone or one unit at a time instead of shutting down the whole building.
  • Temporary cooling planning for critical rooms when a longer repair or replacement can't be avoided.
  • Clear communication — one point of contact and written notes after each visit.

Why planned replacements matter on an island

Parts and equipment can take longer to reach Oahu than a mainland city. That's one more reason we push for planned replacements on aging equipment: you pick the date, we have the equipment staged, and your business stays open.

Documentation for Owners, Managers and Boards

Property managers and AOAO boards need more than a verbal all-clear. After every visit, you get a written record of what we checked, what we found and what we recommend, with photos.

For buildings with many units, we keep an equipment list with model and serial numbers, refrigerant types and service history. That makes budgeting easier, supports warranty claims and gives the next board or manager a clean handoff.

Where federal refrigerant rules call for leak inspections or service records, we help you keep them organized. When work requires permits or association approval, we prepare the details your board and the City will ask for.

Hawaii Energy Commercial Rebates for AC Upgrades

Hawaii Energy offers commercial rebates of up to $275 per ton for qualifying high-efficiency package, split and VRF systems, subject to program availability. Rebate tiers are based on equipment efficiency and rated system capacity, so the model you choose affects the incentive.

Funding is first-come, first-served, and your business needs a Hawaiian Electric account. We help you compare qualifying equipment, estimate the incentive and pull together the paperwork. The current program year runs through June 30, 2027. See Hawaii Energy rebates for residential and commercial details.

On a large replacement, rebates can shift the repair-versus-replace math. We'll show you both numbers side by side.

Why Oahu Is Hard on Commercial AC

Island equipment works harder than mainland equipment. Systems here run most of the year, usually in high humidity, and coastal buildings breathe salt air that attacks outdoor coils, fins and electrical connections.

Rooftop equipment bakes under strong UV that cracks insulation, wire jackets and gaskets. In leeward areas like Kapolei and Ewa, dry afternoon heat pushes condensers hard. On the Windward side, constant moisture feeds mold in drain pans and ductwork, and vog days clog filters faster anywhere on the island.

We factor all of that into what we recommend: coil coatings where they make sense, corrosion-resistant hardware, UV-rated insulation and maintenance intervals set for your actual conditions.

Refrigerant Changes and Your Commercial Equipment Plan

New commercial AC equipment is moving to A2L refrigerants such as R-454B and R-32, and federal rules are phasing down R-410A production. Existing R-410A systems can keep running and be serviced, but service refrigerant is expected to get pricier over time.

For a business, that changes the math on a leaky older system. Topping off refrigerant every season gets more expensive, and a major repair on an aging R-410A unit may be money better spent on a planned replacement. We'll lay out the refrigerant type, repair history and replacement options for each system, so you can budget ahead instead of reacting.

A2L equipment also has its own installation and service requirements. We handle it to manufacturer specifications and keep you informed about what the rules mean for your building.

How a Commercial AC Project Works With Us

Whether it's one rooftop unit or a whole building, the process stays the same:

  • Walkthrough: we look at the equipment, the space, the access and how you use the building.
  • Written options: repair, replace or maintain — each with scope, schedule and price, so you can compare.
  • Approvals and permits: we coordinate with your AOAO, landlord or property manager and handle permits when required.
  • Scheduled work: planned around your hours, with a clear start and finish.
  • Closeout: start-up readings, photos, equipment details and rebate paperwork where it applies.
We built Universal Air to be the AC company we would want to call: find the real cause, explain the price before we touch anything, and leave your home cooler and cleaner than we found it. If something isn't right, call us directly at (808) 400-6593.
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FAQ

Commercial FAQ

Yes. We serve businesses and properties across the island, from Honolulu and Kakaako to Kapolei, Mililani, Kailua, Kaneohe and Hawaii Kai. Tell us where your building is and what equipment you have when you reach out.

Yes. Planned repairs, maintenance and replacements can be scheduled outside your business hours. We'll talk through timing during the walkthrough and confirm it in writing.

It depends on the equipment's age and condition, the repair cost, the refrigerant type and how much efficiency you'd gain. We give you both options in writing, including any Hawaii Energy rebate that applies to a replacement, so you can make the call.

Hawaii Energy offers up to $275 per ton for qualifying high-efficiency package, split and VRF systems, subject to program availability. Funds are first-come, first-served and require a Hawaiian Electric account. We help you choose qualifying equipment and prepare the paperwork.

Yes. We provide written reports, photos and equipment records that boards and managers can file. For condo work, we help coordinate the approvals your association requires for condenser locations, penetrations and common elements.

Yes. We offer Essential, Priority and Premier agreements with monthly or quarterly visits, filter changes, coil cleaning, drain treatment and service logs. Our commercial maintenance agreements page has the details.

Helpful AC guides

All AC guides

AC guide

Commercial VRF on Oahu: When It Beats Split Systems and Rooftop Units

Read guide

Hawaii know-how

Salt Air and Your AC: Preventing Corrosion on Oahu's Coast

Read guide

AC guide

Hawaii Energy AC Rebates for July 2026 to June 2027: What Qualifies and How They're Paid

Read guide

Related services

VRF / VRV Systems

Variable refrigerant flow systems cool many rooms from shared outdoor equipment, with precise zone control and no bulky ductwork. We design, install and service VRF and VRV systems for offices, clinics and condo towers across Oahu.

Learn more

Rooftop & Package Units

Rooftop and package units take a beating from Oahu sun, salt and humidity. We repair, maintain and replace RTUs for businesses across the island, with planned work that keeps your doors open.

Learn more

Maintenance Agreements

Scheduled maintenance keeps your air conditioning running, your costs predictable and your records in order. We build commercial AC maintenance agreements around your equipment, your building and your budget, anywhere on Oahu.

Learn more

Hot house? We're on the way.

Book online in under a minute, call, or text. One local team for every neighborhood on Oahu.

(808) 400-6593
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