Gas Furnace Services

Gas Furnace Systems

Take a look at our high-efficiency furnace lineup

Serving Oostburg, Wisconsin and surrounding areas since 2008, Advanced Comfort Systems offers homeowners like you complete installation and service of furnaces and heating systems to meet the needs of your home and lifestyle. With a wide variety of products to choose from—including high-efficiency furnaces, conventional and geothermal heat pumps and hydronic heating products—we can help you customize a solution that works for you and your budget.

No matter what type of fuel your home has, there’s a Carrier furnace for you from Advanced Comfort Systems. And whether you’re in the market for a system for new construction or an existing home, we have multiple options at different price points for you to consider.

Advanced Comfort Systems is your best choice for heating and cooling systems in Sheboygan and Ozaukee Counties. As a Carrier dealer, we offer furnace systems with efficiency ratings up to 98.5 AFUE to help fit your budget, to enhance your comfort and to reduce your monthly utility bills. Remember, the higher the AFUE rating, the lower your energy costs will be! Call us today to find out more or to schedule your free in-home consultation on a new furnace.

High-Efficiency Infinity® Series Gas Furnaces with Greenspeed™ Intelligence
Look for our selection of high-efficiency furnaces from Carrier, up to 98.5% efficient. Carrier’s Infinity gas furnace with Greenspeed™ Intelligence is a customer favorite, thanks to the system’s top-of-the-line comfort and efficiency.
infinity series gas furnace with greenspeed intelligence

  • Top comfort, performance & efficiency
  • Up to 98.5% AFUE
  • The quietest, most comfortable furnace available
  • Infinity Touch Control with advanced features
  • IdealHumidity system
  • 10-year parts warranty
  • Lifetime heat exchanger

Infinity® Series Gas Furnaces

You’ll enjoy ultimate comfort with these value-packed Infinity Series gas furnaces.
infinity series gas furnaces from carrier

  • Up to 98.5% AFUE
  • Comfort Fan™ technology
  • Variable-speed blower technology
  • Two-stage gas valve for quiet efficiency
  • 10-year parts warranty
  • Lifetime heat exchanger

Performance™ Series Gas Furnaces

Performance Series gas furnaces are efficient, quiet, flexible and durable.
performance series gas furnaces

  • ENERGY STAR® qualified
  • Up to 96.7% AFUE
  • Electrical efficiency means fan on, no problem
  • Multi-speed blower-motor technology
  • Hybrid Heat system compatible
  • 10-year parts warranty
  • Lifetime heat exchanger

Comfort™ Series Gas Furnaces

Budget your primary concern but efficiency is still important? The Comfort Series is the ideal gas furnace option for you.
comfort series gas furnaces appliances

  • Tremendous energy savings
  • Up to 95% AFUE
  • ComfortFan™ technology
  • Quiet operation
  • 10-year parts warranty
  • Lifetime heat exchanger


Great products are only part of the puzzle. Knowing how to install the system to optimize function as well as efficiency is the other part. See us for furnace installation in Oostburg—including ductwork modifications, one of the most important components of your HVAC system. We are able to inspect your ducts to figure out how to custom design them for maximum energy efficiency—usually the same day we install. In fact, almost all of our sheet metal transition fittings can be custom made just for your home. Our complete sheet metal shop as well as the talents of our employees allows for the best furnace installation every time.

And don’t forget to call us for yearly furnace maintenance and a clean and check of your heating and cooling system.

Financing Available!

Ask us for details.
*Financing available with approved credit

Hours of Operation

Monday - Friday:
7:00 am to 4:30 pm

24-Hour Service

Emergency Service:
866-673-2914
*May require additional service charge.

Service Request

Schedule a service call.
Sales calls are free. Service calls require a diagnostic charge.