Which HVAC Contractor Should You Choose in South Beloit, IL?

Dirty Ducks Duct Service provides professional air duct and dryer vent cleaning solutions for residential and commercial properties. Serving northern Illinois and southern Wisconsin since 1993, we combine 30+ years of technical expertise with modern equipment to improve indoor air quality and HVAC efficiency. Our certified technicians deliver reliable service with free estimates and special discounts for qualifying customers.

Fleming Heating & Air Conditioning specializes in comprehensive HVAC services, including furnace and air conditioning repair, installation, and maintenance. We deliver energy-efficient solutions and indoor air quality improvements to enhance comfort for homes and businesses. Our dedication to excellence is supported by 24/7 emergency availability and certified expertise.

Tim Sargent Heating & Cooling provides expert HVAC repair, installation, and maintenance services for residential and commercial clients in the State-line area. With over 25 years of experience and NATE-certified technicians, we deliver reliable solutions for furnaces, air conditioners, boilers, and water heaters. Our commitment to quality includes 24/7 emergency service, free estimates, and a 10-year warranty on new installations.