Ductless Mini-Split Installation in the Northwest & West Suburbs
A ductless mini-split heats and cools a room or addition without ductwork. Pure Comfort installs Bosch Max Performance ductless heat pumps that keep heating down to -22°F, a good fit for sunrooms, finished basements, garages, additions and older homes without ducts. Estimates are free, and each system is sized room by room.
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Mini-Split Not Working?
Fast, honest ductless mini-split repair from a family-owned Streamwood team.
- $75 diagnostic ($99 evenings, weekends & holidays)
- 24/7 emergency service, with same-day appointments available
- Trucks stocked with common mini-split parts, so most repairs are done in one visit
- Upfront, flat-rate pricing before any work starts
Thinking About a Mini-Split?
Free in-home replacement estimates from a Lennox Premier Dealer.
- Good, Better and Best options with upfront pricing
- ComEd instant discounts applied where you qualify
- Financing available, including 0% APR on select Lennox systems during Lennox promotions
- Sized with a load calculation, installed and permitted
Where Do Ductless Mini-Splits Work Best?
A mini-split can be a practical solution for spaces the central system was never designed to serve.
- Additions and bonus roomsSpaces added after the original construction often sit at the end of an already stretched duct system.
- Finished atticsUpper-floor conversions gain and lose heat quickly and rarely match the rest of the house on the central system.
- Garages and workshopsSpaces that need conditioning only part of the time are a good fit for equipment that runs independently.
- SunroomsLarge glass areas create loads the central system cannot handle without overcooling the rest of the home.
- Older homes without ductsHouses built around radiators or baseboard heat can add cooling without installing a full duct system.
- The one room that never matchesA space that is always too warm or too cold may be easier to solve with dedicated equipment than with duct modifications.
Ductless is not automatically the best answer for every comfort problem. The room’s load, layout, insulation, available wall space and outdoor-unit location all affect performance and appearance.
How Do We Plan a Ductless Installation?
We plan a ductless installation by choosing indoor unit locations, sizing each zone and routing the line set, drain and wiring so the system looks clean and is easy to service. A clean-looking installation should also be easy to maintain and capable of distributing air where people actually use the room.
- Calculate the space. We determine the needs of each room rather than sizing from square footage or matching a standard package.
- Place the equipment. Indoor-unit locations are chosen to distribute air effectively without creating an awkward focal point in the room.
- Plan routing and drainage. Outdoor placement, line-set routing, condensate drainage, electrical requirements and future service access are all mapped before work begins.
- Install and verify. Our in-house team completes the refrigeration, electrical and drainage work, then verifies operating pressures, temperature performance, controls and drainage.
Repair an Existing System or Install New Ductless Equipment?
For a room currently served by central HVAC, we also compare duct and airflow corrections before assuming ductless equipment is necessary.
An isolated failure on a working mini-split
When the existing system still serves the space well and the failure is limited, a repair is usually the sensible path.
Repeat failures or a poor original design
When major refrigeration repairs repeat, parts are limited or the system was poorly sized or placed from the start, replacement solves more than another repair.
THE FOUR THINGS WE WEIGH
What the repair costs today
The price of the fix measured against a properly designed replacement for the space.
The state of the equipment
Age, repair history and whether parts remain available for the system.
Sizing and placement
Whether the original installation was sized and located correctly for how the room is actually used.
Duct corrections
For rooms on the central system, whether airflow or duct work would solve the problem more simply.
Related service: Ductless Mini-Split Repair
Design Details That Protect Comfort and Appearance
Pure Comfort has installed ductless systems throughout the Streamwood area since 2008, combining careful planning with attention to the finished space.
- Placement planned firstIndoor-head location is chosen for airflow and appearance together, not wherever the line set runs most easily.
- Clean exterior workVisible line covers, outdoor-unit support and drainage are handled so the finished job looks intentional.
- Certified experienceNATE-certified, EPA-certified and Lennox Premier Dealer experience on the refrigeration and electrical work.
- Service access consideredWe plan for filter cleaning and future service rather than creating a system that is difficult to maintain.
Single-Zone and Multi-Zone Mini-Splits
Single-zone systems connect one indoor unit to one outdoor unit. Multi-zone equipment can serve several rooms, but each zone still needs its own load and placement evaluation.
Indoor styles, capacity, low-temperature performance, controls and filtration features vary by system. Pure Comfort can explain which options fit the space without oversizing equipment.
WHAT WE COMPARE FOR YOU
The right configuration depends on the rooms being served.
- Single-zone and multi-zone configurations
- Wall-mounted, ceiling and floor indoor styles
- Capacity matched to each room's load
- Cold-weather heating performance
- Remote, wall control and app options
- Filtration and drainage requirements
A Recent Bosch Ductless Install
Financing, Incentives and Warranty Coverage
Financing may be available for qualifying ductless installations. Heat-pump incentives can also change based on equipment efficiency, project details and current program rules.
We confirm available promotions, rebates and applicable warranty terms during the estimate. Equipment registration requirements are completed when applicable.
0% APR
Up to 60 Months
On select Lennox systems during Lennox promotions. Terms vary by system, subject to credit approval.
Free
Replacement Estimates
In-home, in writing, with no obligation.
Real Ductless Work Around Streamwood
Pure Comfort’s completed-project library includes ductless systems in a variety of local applications. Those installations show how indoor heads, outdoor equipment, line covers and drainage can be integrated into real homes.
This first-hand experience helps us anticipate common challenges such as limited wall space, difficult line-set routes and rooms whose insulation or layout creates uneven loads.
Real Reviews. Real Comfort.
When you need HVAC due to an unexpected event you want someone who not only can provide the service you need….
Great service. Very professional. They try all avenues to resolve issues with equipment. Always a pleasure to work….
Had an issue with the thermostat reading erroneously, as soon as I contacted Pure Comfort, they got back….
Our serviceman, Gene, was very responsive, professional and thorough. He explained each aspect of the issue clearly and….
I called them at 7am with no heat, the only available spot they had was in the afternoon, 5 minutes later they called….
Gene was professional, on-time, very friendly and did a thorough job inspecting our A/C unit. He also checked….
Quick and honest service and advice last minute on a Sunday. Clean crew and equipment. Gene was a knowledgeable….
Gene did not give up on the problem. It was a crazy situation but he never gave up found the problem and fixed it. Thank you….
Furnace wasnt working. Called Pure Comfort after hours and they came right out and helped me. The furnace….
Very professional, definitely knowledgeable had the furnace fixed in 10 minutes. I can honestly say I trusted Gene….
Ductless Installation FAQs
How many rooms can a mini-split serve?
Most of our ductless installs are one indoor head with one outdoor unit. We also install plenty of 2-, 3-, 4- and even 5-zone systems, where one outdoor unit serves several rooms and each room has its own temperature control. Indoor units come in wall-mount, ceiling cassette and other styles to fit the room.
Does ductless equipment heat and cool?
Most modern mini-splits are heat pumps that provide both, but cold-weather capability varies by model.
Where should the indoor unit go?
Placement should support even airflow, practical line routing, drainage and future service access.
Do mini-splits need a drain?
Yes. Cooling and dehumidification produce condensate that must be routed correctly.
Is electrical work required?
Usually. The equipment needs a circuit and disconnect that match its requirements.
Can ductless equipment replace central HVAC?
In some homes, yes. In others, it works better as a targeted solution. We compare the options during the evaluation.
Where does a ductless mini-split make sense?
Rooms the central system can’t keep comfortable: additions, garages, finished attics, sunrooms and basements. A multi-zone outdoor unit can serve several rooms, and each room gets its own temperature control.
How much does a ductless mini-split cost?
A single-zone ductless mini-split starts at around $4,500 installed. The price goes up with the length of the refrigerant line set, the number of zones, and the brand and model. Our primary ductless brand is Bosch, the Max series. Qualifying ductless mini-splits are also eligible for a ComEd instant discount of up to $1,000, and we check the current amounts with every quote.
How do I maintain a ductless mini-split?
Rinse or vacuum the indoor unit filters every month or two, and have the system professionally serviced once a year. A yearly service cleans the coils and drain line and checks the refrigerant and electrical connections. Call (708) 515-4822 to schedule.
Ductless Installation Across the Northwest Suburbs
Based in Streamwood and installing mini-split systems throughout the surrounding communities. Pick your town to see local details, or give us a call and we will tell you straight away whether your address is in range.
Not on the list? We cover much of the northwest suburbs, so call and we will confirm your address in a minute.
Plan Comfort Around the Room
Tell us which space is giving you trouble and how you use it. We will design around the room rather than fitting it into a one-size package.
- You get a scheduled window and the technician's name
- We plan placement, routing and drainage before quoting
- In-home estimates are free, with no obligation
Not sure ductless is the answer? Call us at (708) 515-4822 and we will compare it against duct and airflow options.
Request Service or a Free Replacement Estimate
Ductless Mini-Split vs Central Air Compared
A ductless mini-split is the better fit for rooms without ductwork, like additions, garages and finished attics, while central air is usually the better value for cooling a whole home that already has ducts.
| Option | Ductwork | Zoning | Heating | Best for | Learn more |
|---|---|---|---|---|---|
| Ductless mini-split | None needed | Each indoor unit is its own zone | Heat pump models heat and cool | Additions, garages, sunrooms, finished attics and hot or cold rooms | Ductless installation |
| Central air | Uses the home's supply and return ducts | Whole home, or zones with dampers | Paired with a furnace, or a heat pump | Cooling a whole home that already has ductwork | AC installation |
More detail on our products page.
Rebates you may qualify for
2026 utility programs for Northern Illinois homes. Amounts checked October 2026.
| Program | Equipment | Rebate |
|---|---|---|
| ComEd | Ductless mini-split (17+ SEER2, 9+ HSPF2) | Up to $500 / $1,000** |
| ComEd | ENERGY STAR smart thermostat with a heat pump | +$75 |
** Under / over 1.5 tons heating capacity. The federal 25C tax credit ended for systems installed after December 31, 2025. Illinois income-qualified HEAR heat pump rebates (up to $8,000) are not available yet as of October 2026, and projects finished before the program opens will not qualify. We confirm the current status on your written quote. ComEd discounts come off your invoice when a ComEd heat pump-trained contractor installs qualifying equipment. Nicor Gas rebates require qualifying equipment and Nicor’s rebate application. Programs can change, so we confirm what your home qualifies for on your written quote. Programs and amounts can change, so confirm current details on the utility sites before you buy. Official details: Nicor Gas rebates · ComEd heat pump discounts.
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- Lennox Premier Dealer
- NATE-certified technicians
- EPA Section 608 certified
- BBB Accredited Business
- Licensed business in the Village of Streamwood
- Registered Illinois LLC
- Fully insured