Heating and cooling in Brownstown
Here’s how we handle furnace, boiler and air conditioning work in Brownstown, and what it costs.

Furnace repair and replacement
When a furnace won’t heat, we check the ignition, gas valve, flame sensor, safety switches, blower and venting, and we quote the repair before any work starts.
Most furnace replacements cost $4,200 to $7,200 installed, depending on the model. See furnace repair.
A high-efficiency furnace installed by J&K.
Boiler service and replacement
We clean and check hot-water boilers, repair circulator pumps, zone valves and controls, and replace boilers that are past saving.
Most gas boiler replacements cost $6,500 to $10,000 installed; multi-zone systems, steam systems and chimney or venting changes can cost more. See what a boiler replacement costs.
A wall-hung high-efficiency boiler installed by J&K.

Service call
$110
$175 after hours; $0 for ESA members
Furnace replacement
$4,200–$7,200
Installed, depending on the model
Boiler replacement
$6,500–$10,000
Installed; multi-zone, steam and venting can cost more
What a Brownstown customer said
John was great and knowledgeable! Very quick and communication was great! Would definitely recommend!
Scott F., repair, August 2026, on Google
Good to know
- A service call is $110 during regular hours, $175 after hours and $0 for ESA members. It covers the trip; diagnosis and repairs are quoted before any work starts.
- Replacement estimates are free, and if you replace after a service call we credit those fees toward the new system.
- Financing includes 0% APR for up to 60 months with approved credit.
- Licensed in Michigan, license #7109194. Family-owned in Monroe since 1986.
Questions about service in Brownstown
Do you come to Brownstown from Monroe?
Yes. Brownstown is part of our Downriver service area, and we give you an arrival window for every visit.
How much is a service call in Brownstown?
A service call is $110 during regular hours, $175 after hours and $0 for ESA members. It covers the trip; diagnosis and repairs are quoted before any work starts.
How much does a new furnace cost?
Most furnace replacements cost $4,200 to $7,200 installed, depending on the model. See what a new furnace costs.
Is J&K licensed?
Yes. J&K is licensed in Michigan, license #7109194, and has been family-owned in Monroe since 1986.
Do you cover Brownstown after hours?
Yes. Brownstown is inside our 24/7 area, subject to on-call technician availability. When you call, we’ll tell you when to expect the on-call technician. After-hours service calls are $175, or $0 for ESA members.