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Blue Diamond Heating and AirHVAC contractor in San Diego, CA

Blue Diamond Heating and Air is an HVAC contractor at 1110 Tourmaline St, San Diego, CA 92109, ranked #22 of 396 HVAC contractors in San Diego and rated 5.0 from 70 Google reviews. Open 24 hours a day, 7 days a week.

San Diego, CAUpdated 0 paid placements in any rankingHow we rank

Call (619) 586-6137Website ↗

Key facts

Key facts about Blue Diamond Heating and Air
Address1110 Tourmaline St, San Diego, CA 92109Get directions
Phone(619) 586-6137
Websitebluediamond.tech
HoursOpen 24 hours, 7 days a week
Google rating5.0 from 70 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category

Service area

Serves San Diego and 11 towns within 25 miles: La Jolla, Sorrento Valley, Coronado, Mira Mesa, Solana Beach, National City, Rancho Penasquitos, La Mesa, Lemon Grove, Chula Vista and Spring Valley.

Based in San Diego, CAView on map

Opening hours

Opening hours for Blue Diamond Heating and Air
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

Blue Diamond Heating and Air compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Blue Diamond Heating and Air (this business)—625.0 (70)—YesYes
Amaze Service Electrical Air and Heating#20625.0 (197)—YesYes12.8 mi
BIG JOE APPLIANCE REPAIR SERVICE#21624.9 (278)—YesYes15.1 mi
West Coast Heating Air Solar#23624.9 (1,836)—YesYes15.9 mi

See all 396 ranked HVAC contractors in San Diego

Reviews

ContractorsRanked reviews

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Google

5.0from 70 Google reviews

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Questions about Blue Diamond Heating and Air

How is Blue Diamond Heating and Air ranked in San Diego?

Blue Diamond Heating and Air is ranked #22 of 396 HVAC contractors in San Diego by CR Score, with 62 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 Blue Diamond Heating and Air’s hours?

Blue Diamond Heating and Air 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 Blue Diamond Heating and Air serve?

Serves San Diego and 11 towns within 25 miles: La Jolla, Sorrento Valley, Coronado, Mira Mesa, Solana Beach, National City, Rancho Penasquitos, La Mesa, Lemon Grove, Chula Vista and Spring Valley. 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 Blue Diamond Heating and Air?

Blue Diamond Heating and Air has a rating of 5.0 from 70 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 Blue Diamond Heating and Air?

Call Blue Diamond Heating and Air on (619) 586-6137. The business is at 1110 Tourmaline St, San Diego, CA 92109. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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