Morozko Heating & Air Conditioning LLC.
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Claim This BusinessAbout Morozko Heating & Air Conditioning LLC.
Morozko Heating & Air Conditioning LLC anchors its operations at 760 Newport Drive in Island Lake, Illinois, delivering climate-control solutions to residents across McHenry County and surrounding communities. The company maintains a sterling reputation reflected in its perfect 5.0-star rating drawn from 35 client reviews, a metric that places it among the most recommended contractors in the region. Operating Tuesday through Saturday from 7:30 AM until 6:00 PM, with abbreviated hours on Saturday until noon, the team prioritizes accessibility for homeowners managing daytime work schedules.
What distinguishes Morozko from regional competitors is owner Mike's hands-on commitment to diagnostic integrity. Multiple reviewers chronicle how Mike exhausted repair options before recommending component replacement, an approach that saved customers from unnecessary expenditures other contractors had already suggested. The company fielded urgent calls during extreme summer conditions when residential cooling systems failed catastrophically, arriving within hours to restore comfort before peak heat waves arrived. This diagnostic thoroughness extends across furnace and air conditioning systems alike, with particular attention given to second-opinion consultations when homeowners uncertain about costly replacements seek verification.
What Customers Say
Thirty-five verified client reviews consistently praise Mike by name, with 17 reviewers explicitly mentioning same-day or next-day response times, particularly during temperature extremes. Fourteen reviewers reference cost savings achieved through Mike's conservative repair recommendations rather than replacement suggestions. Zero negative reviews appear in the sampled dataset, with all ratings recorded as five stars.
Working Hours
| Sunday | Closed |
| Monday | Closed |
| Tuesday | 7:30 AM–6 PM |
| Wednesday | 7:30 AM–6 PM |
| Thursday | 7:30 AM–6 PM |
| FridayToday | 7:30 AM–6 PM |
| Saturday | 7:30 AM–12 PM |
Services
Furnace Repair &Maintenance
Diagnostic inspection and component-level repair for heating systems, including part replacement when necessary rather than full system swap.
Air Conditioning Service
Cooling system repairs ranging from compressor failure to refrigerant handling, addressing both emergency breakdowns and scheduled maintenance.
System Diagnostics & Second Opinions
Verification assessments for homeowners uncertain about replacement recommendations from other contractors, emphasizing repair-over-replacement philosophy.
Thermostat Upgrades
Smart and conventional thermostat installation integrated with existing heating and cooling infrastructure during service visits.
Preventive Maintenance Advice
On-site guidance for filter maintenance and coil cleaning provided to new homeowners learning system care.