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Air-O-SmithHVAC contractor in Waimalu, HI

Air-O-Smith is an HVAC contractor at 94-501 Alapoai St, Mililani, HI 96789, ranked #8 of 52 HVAC contractors in Waimalu and rated 3.7 from 3 Google reviews. Open 24 hours a day, 7 days a week.

Waimalu, HIUpdated 0 paid placements in any rankingHow we rank

Call (808) 523-7767Website ↗

Key facts

Key facts about Air-O-Smith
Address94-501 Alapoai St, Mililani, HI 96789, Waimalu, HIGet directions
Phone(808) 523-7767
Websitewaterheatersoahu.com
HoursOpen 24 hours, 7 days a week
Google rating3.7 from 3 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category

Service area

Serves Waimalu and 11 towns within 25 miles: Mililani Town, Waipi‘o Acres, Waipio, Village Park, Royal Kunia, Wahiawā, Waipahu, Pearl City, Schofield Barracks, ‘Aiea and ‘Ewa Gentry.

Based in Waimalu, HIView on map

Opening hours

Opening hours for Air-O-Smith
DayHours
MondayOpen 24 hours
TuesdayOpen 24 hours
WednesdayOpen 24 hours
ThursdayOpen 24 hours
FridayOpen 24 hours
SaturdayOpen 24 hours
SundayOpen 24 hours
  • Open 24/7
  • Open evenings — no
  • Open Saturdays
  • Open Sundays
  • Emergency service

Typical heating and cooling prices

Typical heating and cooling prices
JobLowTypicalHigh
AC replacementPer system, installed (unit plus labor); typical range of customer-reported jobs. US national range$3,887$5,978$8,073
Furnace replacementPer system, installed; typical range of customer-reported jobs. US national range$2,823$4,814$6,896

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

Compare nearby HVAC contractors

Air-O-Smith compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Air-O-Smith (this business)—573.7 (3)—YesYes
Island Cooling#6584.9 (309)—YesNo16.0 mi
Air Masters Inc#7574.9 (303)—NoNo11.9 mi
Hawaii Air Experts LLC#9575.0 (5)—YesYes3.6 mi

See all 52 ranked HVAC contractors in Waimalu

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

3.7from 3 Google reviews

Hired Air-O-Smith? Write a review

Questions about Air-O-Smith

How is Air-O-Smith ranked in Waimalu?

Air-O-Smith is ranked #8 of 52 HVAC contractors in Waimalu by CR Score, with 57 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

What are Air-O-Smith’s hours?

Air-O-Smith is open 24 hours a day, 7 days a week. Its listed hours are Open 24 hours, 7 days a week. On Saturdays it is open Open 24 hours, and on Sundays Open 24 hours. Hours come from the business listing; holiday hours may differ.

What areas does Air-O-Smith serve?

Serves Waimalu and 11 towns within 25 miles: Mililani Town, Waipi‘o Acres, Waipio, Village Park, Royal Kunia, Wahiawā, Waipahu, Pearl City, Schofield Barracks, ‘Aiea and ‘Ewa Gentry. The list is based on the business's location and the usual service radius for heating and cooling. Confirm your address is covered when you call.

What do Google reviews say about Air-O-Smith?

Air-O-Smith has a rating of 3.7 from 3 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

How do I contact Air-O-Smith?

Call Air-O-Smith on (808) 523-7767. The business is at 94-501 Alapoai St, Mililani, HI 96789, Waimalu, HI. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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