D.R. Kohlman, Inc. Heating, Ventilating and Air Conditioning. Serving Fond du lac, Calumet and Sheboygan Counties for over 30 years.

24 Hour Emergency Service: No matter what problem you are
having with your home comfort system, we can help. Call us at
920-999-4631 and one of our friendly service technicians will be
there to get your system back up and running.

Whole House Duct Cleaning: We can power vac your ducts! We
will take the time to thoroughly go through your entire duct system to rid
it of dirt, mold, dust, baby toys and every bad thing that can be found.
We also offer duct sanitizing to help prevent the growth of mold and
bacteria.

HVAC System Maintenance: Yearly maintenance on heating and/or
air conditioning system can help reduce costly repairs and extend the life
of your system. It also keeps your equipment operating and it's highest
efficiency which will also save you money on your utility bills. We will
service any type and brand of system you have: fuel oil forced air and
boilers, gas forced air and boilers, air handlers, Tetco and other
geothermal heat pumps, infrared systems, electric heat, unit heaters,
indoor and outdoor wood burners and boilers, air conditioning and heat
pump combos, infloor heating and everything else you can imagine!

Preferred Customer Club: Our trained service technicians can care
for any indoor comfort system your home may have. We have found that
the best way to protect and lengthen the life of any indoor comfort
equipment is to make sure it is serviced regularly. Our annual
preventative maintenance programs will keep your system in top
condition, lower your operating costs, help avoid costly breakdowns and
give you preferred service in the event of an emergency. Extra security
that's available for one low annual charge. Join our Club by purchasing a
maintenance contract for your heating system, your cooling system, or
both systems and have piece of mind that your system is always being
taken care of.

Click here for our
preferred
customer club
form.

Check out these
before and after
pictures of a
residential duct
cleaning.

Check out the many services we offer for your home or business....

Serving Fond du Lac,
Calumet and
Sheboygan counties
for over 38 years

Call for all your
HVAC needs
920-999-4631