Merit® Series Gas Furnaces Provide Reliable Heat When You Need it Most

You’ll find a wide variety of affordable and energy efficient gas furnaces at WM J Kraus & Son in Keokuk. Our Merit Series products offer high annual fuel utilization efficiency (AFUE) ratings, which measure how efficiently the equipment converts fuel to energy. Each model is also built for reliability and a long product life, providing comfort and warmth on even the coldest days of the year. Learn more about each model below, and call us at 319-524-3714 or set up an appointment online to talk to one of our team members a gas furnace replacement for your home.

ML195 Gas Furnace

You don’t need to spend a fortune on highly energy efficient products that can save you hundreds on your utility bills. In fact, the ML195 gas furnace is affordable for nearly all budgets and has earned an energy efficiency rating of 95% AFUE,* one of the highest available. This furnace is a nice option for excellent comfort, efficiency and reliability.

  • Sealed blower compartment improves comfort and helps minimize operating sounds
  • Stainless steel secondary heat exchanger – enables the furnace to achieve higher efficiency levels by capturing extra heat
  • SureLight® ignitor allows reliable operation and a longer product life
  • Duralok Plus® heat exchanger – made of patented aluminized steel to ensure reliability and efficiency
  • 20-Year Limited Warranty on heat exchanger
  • 5-Year Limited Warranty on covered components (this product may be eligible for valuable 10-year Limited Extended Warranty coverage)
ML195 Gas Furnace
Efficiency Rating (SEER): 95
Price Guide: $

ML193 Gas Furnace

If reliability is a top priority in a gas furnace for your Keokuk area home, you should note that the ML193 is packed with features that increase reliable performance. Its Duralok Plus® heat exchanger, SureLight® ignitor and durable steel cabinet built with materials that help improve reliability and increase product life. And, with an AFUE rating* of 93%, this energy efficient gas furnace can help decrease your utility expenses.

  • Sealed blower compartment for a quiet operation and less than 1% leakage at 1.0” ESP
  • SureLight® ignitor helps increase operation reliability
  • Duralok Plus® heat exchanger – to help increase energy efficiency and reliability
  • Dual-fuel capability – can combine with an electric heat pump to enhance comfort and fuel efficiency by alternating between electric and gas heat
  • 20-Year Limited Warranty on heat exchanger
  • 5-Year Limited Warranty on covered components (this product may be eligible for valuable 10-year Limited Extended Warranty coverage)
ML193 Gas Furnace
Efficiency Rating (SEER): 93
Price Guide: $

ML180 Gas Furnace

Economical is the perfect word to describe the ML180 gas furnace. Its 80% AFUE efficiency rating* which means the unit efficiently converts energy into heat, and the sealed blower compartment retains this heat to decrease losses and improve efficiency. If that wasn’t good enough, this furnace is also affordably priced to fit nearly any budget.

  • Insulated blower compartment helps minimize operation noises and make your home more peaceful
  • Dual-fuel capability enables you to connect the furnace with an electric heat pump and alternate between gas and electric heat for the most efficient energy use possible
  • Duralok Plus® heat exchanger increases reliability and efficiency
  • Hot surface igniter – controls operation for a more reliable and efficient performance
  • 20-Year Limited Warranty on heat exchanger
  • 5-Year Limited Warranty on covered components (this product may be eligible for valuable 10-year Limited Extended Warranty coverage)
ML180 Gas Furnace
Efficiency Rating (SEER): 80
Price Guide: $

WM J Kraus & Son can assist with all your gas furnace replacement needs. If you’re looking for gas furnace repairs or maintenance in Keokuk, our staff has you covered. Simply give us a call at 319-524-3714 or use our online scheduler to set up an appointment.


* Annual Fuel Utilization Efficiency (AFUE) measures how efficient the appliance is in converting its fuel’s energy into heat over the course of a year.