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Wally's Heating & ACHVAC contractor in Lake in the Hills, IL

Wally's Heating & AC is an HVAC contractor at 471 Jennings Dr Unit F, Lake in the Hills, IL 60156, ranked #24 of 797 HVAC contractors in Lake in the Hills and rated 4.9 from 95 Google reviews. Open 24 hours a day, 7 days a week.

Lake in the Hills, ILUpdated 0 paid placements in any rankingHow we rank

Call (847) 542-3343Website ↗

Key facts

Key facts about Wally's Heating & AC
Address471 Jennings Dr Unit F, Lake in the Hills, IL 60156Get directions
Phone(847) 542-3343
Websitewallyshvac.com
HoursOpen 24 hours, 7 days a week
Google rating4.9 from 95 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category

Service area

Serves Lake in the Hills and 11 towns within 25 miles: Crystal Lake, Algonquin, Cary, Huntley, Carpentersville, Island Lake, Gilberts, West Dundee, McHenry, Woodstock and Wauconda.

Based in Lake in the Hills, ILView on map

Opening hours

Opening hours for Wally's Heating & AC
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

Wally's Heating & AC compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Wally's Heating & AC (this business)—614.9 (95)—YesYes
McNally's Heating and Cooling#22615.0 (116)—YesYes0.3 mi
Compass Heating and Air Conditioning Inc.#23614.9 (412)—YesYes9.2 mi
Alex Quality Services#25615.0 (101)—YesYes4.1 mi

See all 797 ranked HVAC contractors in Lake in the Hills

Reviews

ContractorsRanked reviews

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Google

4.9from 95 Google reviews

Hired Wally's Heating & AC? Write a review

Questions about Wally's Heating & AC

How is Wally's Heating & AC ranked in Lake in the Hills?

Wally's Heating & AC is ranked #24 of 797 HVAC contractors in Lake in the Hills by CR Score, with 61 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 Wally's Heating & AC’s hours?

Wally's Heating & AC 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 Wally's Heating & AC serve?

Serves Lake in the Hills and 11 towns within 25 miles: Crystal Lake, Algonquin, Cary, Huntley, Carpentersville, Island Lake, Gilberts, West Dundee, McHenry, Woodstock and Wauconda. 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 Wally's Heating & AC?

Wally's Heating & AC has a rating of 4.9 from 95 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 Wally's Heating & AC?

Call Wally's Heating & AC on (847) 542-3343. The business is at 471 Jennings Dr Unit F, Lake in the Hills, IL 60156. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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