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"When our furnace died on the coldest day of the year, Welzig came out within two hours. Not only did they get our heat back on quickly, but they explained exactly what happened and how to prevent it. Their technician was knowledgeable, respectful of our home, and didn't try to oversell us on unnecessary repairs."

— undefined, Downtown District

"We've used Welzig for our annual maintenance for three years now. They always show up on time, do thorough work, and catch small issues before they become expensive problems. Their maintenance program has definitely saved us money and kept our system running efficiently."

— undefined, Riverside Neighborhood

"Welzig replaced our old AC unit last summer. They took time to explain our options, helped us choose the right size system for our home, and completed the installation professionally. Our energy bills dropped significantly, and the house stays so much more comfortable now."

— undefined, Maple Grove Area

"I called several HVAC companies for quotes on a heat pump installation. Welzig was the only one who actually calculated the proper sizing for our home and explained why their recommendation would work best. Their attention to detail and honest approach made the decision easy."

— undefined, Westside Community

"Our 15-year-old furnace was making strange noises. Welzig's technician diagnosed the issue quickly and gave us options - repair now or plan for replacement soon. He didn't pressure us either way and explained the pros and cons clearly. We appreciated the honest assessment."

— undefined, Historic District

"Welzig installed a whole-house air purification system for us after our daughter developed allergies. They explained how it would work with our existing HVAC system and followed up to make sure we were seeing the results we wanted. Professional service from start to finish."

— undefined, Oakwood Subdivision