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Haertel Heating & CoolingHVAC contractor in Bay City, MI

Haertel Heating & Cooling is an HVAC contractor at 118 Washington Ave, Bay City, MI 48708, ranked #1 of 73 HVAC contractors in Bay City and rated 4.9 from 373 Google reviews. Open 24 hours a day, 7 days a week.

Bay City, MIUpdated 0 paid placements in any rankingHow we rank

Call (989) 892-6111Website ↗

Key facts

Key facts about Haertel Heating & Cooling
Address118 Washington Ave, Bay City, MI 48708Get directions
Phone(989) 892-6111
Websitehaertelheating.com
HoursOpen 24 hours, 7 days a week
Google rating4.9 from 373 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category

Service area

Serves Bay City and 9 towns within 25 miles: Carrollton, Saginaw Township North, Buena Vista, Saginaw, Freeland, Shields, Bridgeport, Midland and Frankenmuth.

Based in Bay City, MIView on map

Opening hours

Opening hours for Haertel Heating & Cooling
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

Haertel Heating & Cooling compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Haertel Heating & Cooling (this business)—664.9 (373)—YesYes
Smith Mechanical Heating and Cooling#2644.9 (173)—YesYes1.2 mi
Chuck Baumer Heating & Cooling#3624.9 (115)—YesYes5.1 mi

See all 73 ranked HVAC contractors in Bay City

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.9from 373 Google reviews

Hired Haertel Heating & Cooling? Write a review

Questions about Haertel Heating & Cooling

How is Haertel Heating & Cooling ranked in Bay City?

Haertel Heating & Cooling is ranked #1 of 73 HVAC contractors in Bay City by CR Score, with 66 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 Haertel Heating & Cooling’s hours?

Haertel Heating & Cooling 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 Haertel Heating & Cooling serve?

Serves Bay City and 9 towns within 25 miles: Carrollton, Saginaw Township North, Buena Vista, Saginaw, Freeland, Shields, Bridgeport, Midland and Frankenmuth. 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 Haertel Heating & Cooling?

Haertel Heating & Cooling has a rating of 4.9 from 373 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 Haertel Heating & Cooling?

Call Haertel Heating & Cooling on (989) 892-6111. The business is at 118 Washington Ave, Bay City, MI 48708. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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Claiming is free. Correct your hours, trades and service area. The CR Score is recalculated from corrected data; payment never changes it.

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