Since 2002, family owned Doc's HVAC has been installing gas furnaces for St. Charles, IL owners and businesses. If you’re building a new home, or if your existing system in Chicagoland is more than 12 years old you should consider a new efficient and reliable Armstrong or Ducane natural gas furnace.
DuPage and Kane Counties in Illinois are known for particularly brutal winters. As part of a comprehensive HVAC system, a properly installed, efficient gas furnace is the beating heart of efficient indoor comfort. The factory trained, licensed and insured heating technicians at Doc's have the local knowledge to help you choose the features you need and size your system properly.
Whether you’re looking for the most efficient most advance gas heating system possible, or an affordable furnace replacement Armstrong furnaces are a great choice. Doc's HVAC is an Armstrong Air® Comfort Team dealer.
A97USMV Modulating Gas Furnace: The most advanced, most efficient furnace we offer.
A931E 93% Single Stage Furnace: Most affordable condensing furnace.
A801E 80% AFUE Single Stage Furnace: Affordable chimney vented replacement furnace.
|Feature||Older Furnace||New Armstrong Furnace||What It Means To You|
|Staging||Single Stage||Variable Speed||Much quieter, lower fuel consumption|
|Ignition||Standing Pilot||Hot Surface Ignitor||More Reliable and saves energy|
|Operating Control||None||Self Diagnostic||Safer and easier to service|
|Cabinet||Uninsulated||Insulated||Quieter and less heat loss|
|Venting||Gravity Chimney||PVC Seal Combustion
|Low fuel consumption, no standby loss|
|Blower||Single Stage PSC||VDC Variable Speed||Quieter, lower power consumption|
|Efficiency Rating (AFUE)||60 - 70%||Up to 97%||Much lower fuel bills|
Doc’s can also replace or repair a new high-efficiency Armstrong Air Furnace
If your gas furnace is geriatric, your energy bills are obese, or you system is on life support, call the Doc. We can cure you furnace problems with 24/7 repairs and we service all brands. Click here for more information about our heating repair services.
Regular check-ups and a healthy diet of professional maintenance will improve the health of any heating and cooling system and ensure and longer more productive life. Doc's HVAC offers our pre-seasonal tune-up services for area homeowners and businesses. Prior to the return of winter weather, we'll inspect your heating system, replace the air filters, and thoroughly test and clean your furnace to make sure your ready for a trouble-free winter. Click here for more details.
We also prescribe Ducane Gas Furnaces. Ducane offer a broad range of gas furnaces for the 96% two stage 96G2V family to the very affordable 80% 80G1E. Ducane offer terrific value and is a great option for Chicagoland home and business owners.