Merz Heating & Air ConditioningHVAC contractor in Effingham, IL

#5Ranked #5 of 12 HVAC contractors in Effingham

Merz Heating & Air Conditioning is an HVAC contractor at 509 S Willow St, Effingham, IL 62401, ranked #5 of 12 HVAC contractors in Effingham and rated 4.7 from 36 Google reviews. Open Monday to Friday.

Effingham, ILUpdated October 22, 20260 paid placements in any rankingHow we rank

Call (217) 342-2323Website ↗

Key facts

Key facts about Merz Heating & Air Conditioning
Address	509 S Willow St, Effingham, IL 62401Get directions
Phone	(217) 342-2323
Website	merzac.com
Hours	Monday to Friday: 8 AM – 5 PM
Google rating	4.7 from 36 Google reviews

Trades

Each trade shows the evidence we matched it on.

HVACmain tradeGoogle main category

Service area

Based in Effingham, ILView on map

Opening hours

Opening hours for Merz Heating & Air Conditioning
Day	Hours
Monday	8 AM – 5 PM
Tuesday	8 AM – 5 PM
Wednesday	8 AM – 5 PM
Thursday	8 AM – 5 PM
Friday	8 AM – 5 PM
Saturday	Closed
Sunday	Closed

Open evenings — no
Open Saturdays — no
Open Sundays — no

Typical heating and cooling prices

Typical heating and cooling prices
Job	Low	Typical	High
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

Merz Heating & Air Conditioning compared with nearby businesses
Business	Rank	CR Score	Google rating	License verified	Saturday	Sunday	Distance away
Merz Heating & Air Conditioning (this business)	—	58	4.7 (36)	—	No	No
Steffen HTG & A/C INC	#3	59	4.8 (49)	—	No	No	3.9 mi
Effingham Heating & Air Inc	#4	59	5.0 (40)	—	No	No	4.4 mi
Mathy Heating & Air Conditioning Inc.	#6	56	5.0 (14)	—	No	No	0.5 mi

See all 12 ranked HVAC contractors in Effingham

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.7from 36 Google reviews

Hired Merz Heating & Air Conditioning? Write a review

Questions about Merz Heating & Air Conditioning

How is Merz Heating & Air Conditioning ranked in Effingham?

Merz Heating & Air Conditioning is ranked #5 of 12 HVAC contractors in Effingham by CR Score, with 58 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 Merz Heating & Air Conditioning’s hours?

Merz Heating & Air Conditioning is open Monday to Friday. Its listed hours are Monday to Friday, 8 AM – 5 PM. It is closed on Saturdays and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What do Google reviews say about Merz Heating & Air Conditioning?

Merz Heating & Air Conditioning has a rating of 4.7 from 36 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 Merz Heating & Air Conditioning?

Call Merz Heating & Air Conditioning on (217) 342-2323. The business is at 509 S Willow St, Effingham, IL 62401. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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