Compare 2 Verified HVAC Companies in Janesville, WI

R A Heating & Air Conditioning provides comprehensive HVAC services including installation, repair, and maintenance for residential and commercial properties. We specialize in energy-efficient heating and cooling systems, geothermal technology, and indoor air quality solutions. Our NATE-certified technicians deliver reliable service backed by manufacturer certifications and ongoing professional development.

Pregl Services provides expert repair, rebuild, and preventive maintenance solutions for vacuum furnaces and thermal processing equipment. We specialize in minimizing downtime, reducing operating costs, and extending equipment longevity through customized services including furnace repairs, hot zone replacements, vacuum pump services, and state-of-the-art control system upgrades. Our team delivers reliable, cost-effective support to heat treating operations across the U.S. and internationally.