Our Services
Comprehensive HVAC solutions for homes and businesses across Chicago and the south-west suburbs - repair, replacement and the maintenance that prevents both.
One call fixes it all
Our Services Body Block 1 - From the furnace in the basement to the condenser in the yard, Best Comfort technicians install, repair and maintain every part of your heating and cooling system.
Our Services Block 2 - Every visit starts with a written, flat-rate price. Nothing is done until you say yes.
- Air Conditioning Repair Services
- Furnace Repair Services
- Boiler Repair Services
- Water Heater Services
No cool air, warm air, water around the furnace or a unit that will not shut off - we fix every make and model, usually on the first visit.
What we do
- Full diagnostic with written price
- Refrigerant leak search & repair
- Capacitors, contactors & motors
- Coil cleaning & drain clearing
Signs you need us
- Warm air from the vents
- Water pooling near the furnace
- Buzzing or grinding outside
- Sudden jump in the ComEd bill
New central air sized room-by-room, installed in one day, with the permit, the rebate and the old unit hauled away.
What we do
- Manual J load calculation
- Our own install crews
- Permits & inspection
- ComEd rebate paperwork
Signs you need us
- System is 12+ years old
- Uses R-22 refrigerant
- Repairs two summers running
- Upstairs never cools down
No heat on a January night is an emergency. Our techs carry igniters, flame sensors, inducer motors and control boards on every truck.
What we do
- Carbon monoxide test on every call
- Igniters, sensors & gas valves
- Inducer & blower motors
- Frozen PVC vent pipes cleared
Signs you need us
- Cold air or no air
- Furnace starts then shuts off
- Yellow or flickering flame
- Burning or gas smell - call now
High-efficiency 96-98% AFUE gas furnaces with two-stage or modulating burners and quiet variable-speed blowers.
What we do
- Sized to your home, not a guess
- New PVC venting & condensate line
- Nicor Gas rebate filed for you
- 10-year parts, labor guarantee
Signs you need us
- Furnace is 15-20 years old
- Heating bills keep climbing
- Dusty, dry air all winter
- Cracked heat exchanger found
Hot-water and steam boilers are everyday work in Chicago bungalows, two-flats and greystones. We keep old systems safe and install new ones right.
What we do
- Boiler repair & annual cleaning
- Radiator bleeding & valve work
- Circulator pumps & expansion tanks
- Combi and high-efficiency boilers
Signs you need us
- Some radiators stay cold
- Banging or knocking pipes
- Pressure relief valve dripping
- Pilot will not stay lit
Cold-climate heat pumps that heat well below zero, usually paired with your gas furnace as a dual-fuel system.
What we do
- Dual-fuel set-up & controls
- Cold-climate models
- ComEd heat pump rebates
- Spring and fall tune-ups
Signs you need us
- Ice that never defrosts
- Runs non-stop
- Stuck in heat or cool
- Aux heat always on
Perfect for bungalow attics, additions, garages and sunrooms that the main system never reaches.
What we do
- Single and multi-zone
- Whisper-quiet indoor heads
- WiFi control
- Heats and cools
Signs you need us
- One room always too hot or cold
- Finished attic or addition
- No room for ductwork
- Space heaters in use
Tank and tankless water heaters, gas or electric, replaced the same day in most cases.
What we do
- 40-75 gallon tanks
- Tankless install & descaling
- Venting & gas line checks
- Permit where required
Signs you need us
- Hot water runs out fast
- Rusty or smelly water
- Leak at the base
- Popping or rumbling tank
Filtration, UV-C, humidity control and fresh-air ventilation for allergy seasons and bone-dry Chicago winters.
What we do
- Media filters & UV-C lights
- Whole-home humidifiers
- Dehumidifiers & ERVs
- CO & smoke detection
Signs you need us
- Allergies worse indoors
- Static shocks all winter
- Sticky, damp summers
- Dust back in days
Two tune-ups a year, priority scheduling and repair discounts. The easiest way to avoid a breakdown on the coldest night of the year.
What we do
- Spring AC + fall furnace tune-up
- Priority emergency dispatch
- Up to 20% off repairs
- Transfers with the house
Signs you need us
- No tune-up in over a year
- Rising energy bills
- New noises at start-up
- Warranty requires maintenance
Real people answer the phone at any hour. Same price day or night - no overtime, weekend or holiday charges.
What we do
- Live dispatcher 24/7
- Stocked trucks
- 60-minute arrival target
- Same price day or night
Signs you need us
- No heat in winter
- No cooling in a heat wave
- Gas smell - leave & call 911 first
- Water leak from equipment
WiFi and smart thermostats installed, wired and set up on your phone before we leave.
What we do
- WiFi & learning thermostats
- Zoning for multi-level homes
- C-wire added if missing
- Utility rebate eligible models
Signs you need us
- Blank or dead screen
- System short-cycles
- Reading does not match the room
- No schedule set
Sealing, repair, new runs and cleaning so every room gets its share of air.
What we do
- Duct sealing & insulation
- New runs & returns
- Duct cleaning
- Airflow balancing
Signs you need us
- Hot and cold rooms
- Dusty vents
- Whistling registers
- Recent renovation
Four steps to comfort
Call or book
A real dispatcher answers and gives you an arrival window.
Diagnose
Your tech finds the cause and writes up a flat-rate price.
Fix it right
Most repairs are done on the first visit from a stocked truck.
Follow up
Photo report by email and a check-in call the next day.
Maintenance plans
Pick a plan, forget about breakdowns. Cancel any time.
Comfort Basic
Keep it running
- Spring AC + fall furnace tune-up
- 10% off repairs
- Priority scheduling
- CO safety test
Comfort Plus
Most popular
- Two tune-ups a year
- 15% off repairs
- Diagnostic fee waived
- Filters delivered twice a year
- Front-of-line emergency dispatch
Comfort Premier
Whole-home care
- Three visits incl. water heater flush
- 20% off repairs
- 10-year labor guarantee
- Humidifier pad & UV bulb included
- Transfers with the house
- Heat exchanger inspection
- Carbon monoxide test
- Burner & flame sensor cleaning
- Igniter & control board check
- Blower wheel & motor amps
- Evaporator & condenser coil clean
- Refrigerant pressures
- Capacitors & contactors
- Condensate drain flush
- Thermostat calibration
- Filter change
- PVC vent pipes cleared
Frequently asked questions
In most of Will and south-west Cook County we aim to arrive within 60 minutes for no-heat and no-cool emergencies. Scheduled visits get a two-hour window and a text when your tech is on the way.
One flat diagnostic fee, the same day or night, and it is waived if you go ahead with the repair. You approve a written price before any work starts.
We give you both prices and our honest opinion. A good rule: if the repair costs more than a third of a new system and the unit is over 12 years old, replacement usually pays off.
Yes - 138 brands and counting, from Bryant and Carrier to decades-old boilers without a nameplate.
Ready for service?
Our team is standing by for every heating and cooling need. Call now for fast, reliable service - the same price day or night.
- Emergency? A real person answers, day or night
- Upfront, flat-rate price before any work starts
- Stocked trucks - most repairs finished on the first visit
- Workmanship backed in writing