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About Guzic's HVAC
Guzic's HVAC delivers heating and cooling solutions to homeowners in Lilly, Pennsylvania, and surrounding communities. With a rating of 4.4 stars across 34 customer reviews, the business has established a solid reputation for responsive service in the region. The company operates Monday through Friday from 8 AM to 4:30 PM, with Saturday availability until 2 PM. Technicians handle a range of residential equipment, from older heating systems to modern heat pump installations.
Customers consistently highlight the team's quick turnaround and transparent pricing. Reviewers describe receiving same-day service when facing heating emergencies, with technicians arriving at scheduled times and working through entire days to complete installations. The business has handled equipment ranging from boiler repairs to new furnace installations, including work on oil tanks and annual maintenance agreements.
Specific customer scenarios reveal hands-on service. One reviewer noted a technician responded on Super Bowl Sunday 2015 to repair a boiler, establishing an ongoing maintenance relationship. Another customer described a heat pump installation completed efficiently after a power outage, with the technician explaining options and fitting the new system into the schedule quickly.
What Customers Say
Seven reviewers award 5 stars, with multiple customers noting same-day arrival and completion. Jesse receives repeated mentions for his responsiveness and efficiency. All reviewers praise pricing as competitive, and several cite the technician's willingness to explain system operation after installation.
Working Hours
| Sunday | Closed |
| Monday | 8 AM–4:30 PM |
| Tuesday | 8 AM–4:30 PM |
| Wednesday | 8 AM–4:30 PM |
| ThursdayToday | 8 AM–4:30 PM |
| Friday | 8 AM–4:30 PM |
| Saturday | 8 AM–2 PM |
Services
Heat Pump Installation
Full installation of new heat pump systems for residential homes, with one reviewer noting efficient same-day completion.
AC Repair & Replacement
Diagnosis and repair of cooling systems, including new AC unit installation for systems several years old.
Furnace Installation
New furnace installation with attention to proper setup, cleaning, and system explanation after completion.
Boiler Service & Repair
Emergency boiler repairs and ongoing maintenance agreements, with one customer describing service since 2015.
Heating System Maintenance
Annual cleaning and preventive maintenance for heating systems, helping extend equipment lifespan.
Oil Tank Work
Service and repair on oil tanks, mentioned alongside heating system maintenance in customer reviews.