Ductless mini-split systems deliver efficient cooling (and heating) without the need for ductwork—ideal for older Illinois homes, room additions, or any space where traditional ducts are impractical.
From historic Chicago residences to suburban living rooms, many Illinois homes lack existing ductwork. Running new ducts can be costly or logistically impossible. Ductless mini-splits solve this problem by offering a compact outdoor compressor connected to one or more indoor air handlers via a small refrigerant line. You gain zoned temperature control (e.g., 68°F in the living room, 74°F in the bedroom) without invasive renovations.
Our comprehensive ductless mini-split installation covers:
Consider a ductless system if you encounter any of these scenarios:
Smart Heat of Illinois has specialized in ductless solutions since our founding in 2010. Our NATE-certified technicians are EPA-certified for refrigerant handling and follow manufacturer protocols (COBRA-compliant line brazing, leak testing, and nitrogen purging). Most homeowners see up to 25% savings on cooling costs compared to window units. We offer financing options with 0% interest for 12 months on approved credit, and every installation comes with a 1-year labor guarantee. We aim to install your first ductless zone within a single day, so you can enjoy precise comfort immediately.
Weekdays 8AM – 5PM; Saturdays by appointment
Most installations completed within one day
Manufacturer warranty on equipment + 1-year labor guarantee
Mitsubishi, Daikin, LG, Fujitsu
Q: How many indoor heads can a single outdoor compressor support?
A: Most multi-zone systems can support up to 4–5 indoor units on a single outdoor compressor, depending on BTU sizing and line set length.
Q: Do ductless mini-splits provide heating in winter?
A: Yes—modern ductless units include a heat pump function that efficiently heats even when outdoor temperatures drop below freezing.