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About Winnetka HVAC Proz
Winnetka HVAC Proz delivers heating and cooling services to homeowners across Winnetka, California. With 83 customer reviews averaging 4.8 stars, the company has established a strong reputation for honest diagnostics and quality repairs. The business operates Monday through Friday from 8 AM to 4 PM, providing scheduled service appointments for furnace maintenance, air conditioning tune-ups, and system replacements. Technicians at Winnetka HVAC Proz focus on identifying the actual root cause of heating and cooling problems rather than recommending unnecessary system replacements.
Customer reviews consistently highlight the company's commitment to accurate diagnostics and fair pricing. One reviewer described an experience where another company had suggested a full furnace replacement due to a suspected cracked heat exchanger, but Winnetka HVAC Proz technician Brent conducted a thorough inspection and discovered the real issue was a faulty circuit board. The team sourced the correct part the same day and restored the customer's heating system without a costly replacement. This approach of verifying actual problems before recommending major repairs reflects the company's service philosophy.
Multiple reviewers specifically mentioned technicians by name, describing specific scenarios where the team went beyond standard service expectations. Reviewer Kristie M noted that Ryan and Maxwell completed a furnace and central air installation while maintaining a clean worksite and answering all new homeowner questions. Another reviewer described Howard as a comfort consultant who presented multiple replacement options without sales pressure, allowing the homeowner time to make an informed decision. The reviewer also mentioned technician Brent retrieving a needed part from another team member across town to complete a same-day repair.
What Customers Say
All three detailed reviews mention specific technicians by name, with two of three reviewers awarding 5 stars and one awarding 4 stars. Positive feedback emphasizes diagnostic accuracy, honest recommendations, and professional installation, while the single 4-star review notes the technician did not have the required part initially but resolved the situation by sourcing it elsewhere.
Working Hours
| Sunday | Closed |
| Monday | 8 AM–4 PM |
| Tuesday | 8 AM–4 PM |
| Wednesday | 8 AM–4 PM |
| Thursday | 8 AM–4 PM |
| Friday | 8 AM–4 PM |
| SaturdayToday | Closed |
Services
Furnace Repair
Diagnostic inspection and repair for heating system failures, identifying actual issues rather than assuming major component problems.
Furnace Replacement
Complete furnace installation with professional setup, system testing, and homeowner orientation to the new equipment.
Central Air Installation
New cooling system installation including efficient unit placement and comprehensive performance verification.
Heating System Maintenance
Preventive maintenance services to keep heating systems operating efficiently and extend equipment lifespan.
Air Conditioning Service
Cooling system tune-ups, diagnostics, and repairs to maintain reliable air conditioning performance.