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 Alan Energy Services Air Conditioning and Heating Company in Elmhurst. Our Merit Series products offer high annual fuel utilization efficiency (AFUE) ratings, which measure how efficiently the equipment converts fuel to energy. Our systems are also constructed for reliability and a long product life, providing comfort and warmth on even the coldest days of the year. Learn more about each system below, and call us at 630-570-0252 or set up an appointment online to learn about a gas furnace replacement for your home.

ML195 Gas Furnace

You shouldn’t have to spend a fortune on highly energy efficient products that can help reduce your utility expenses. The ML195 gas furnace is affordable for almost any budget and has received an energy efficiency rating of 95% AFUE,* one of the best around. This furnace is the ideal choice for impressive comfort, efficiency and reliability.

  • Sealed blower compartment improves comfort and helps minimize operating sounds
  • Stainless steel secondary heat exchanger – enables the furnace to reach higher efficiency levels by capturing extra heat
  • SureLight® ignitor allows reliable operation and helps extend the product’s 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: $

ML180 Gas Furnace

Economical is a great word to describe the ML180 gas furnace. Its 80% AFUE efficiency rating* means the unit efficiently converts energy into heat, and the sealed blower compartment keeps this heat inside to minimize losses and improve efficiency. 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 optimal energy use and lower heating costs
  • 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: $

ML180E Mid-Efficiency Gas Furnace

The ML180E uses Power Saver™ technology to create an efficient and dependable furnace. By adjusting airspeed to demand, its constant torque motor performs more efficiently than a normal motor. In fact, it’s 33% more efficient. And a tightly sealed blower compartment reduces air leakage to 1%, keeping you and your family more comfortable. This furnace also features:

  • Efficiency rating of up to 80% AFUE1—which can reduce utility costs.
  • Power Saver™ constant torque motor changes airspeed to demand, minimizing energy use for heating and cooling.
  • iComfort®-enabled technology, when set up with an iComfort® E30 Smart Thermostat, can save you more on utility costs.
  • Dual-fuel capable—Pair with an electric Lennox® heat pump for top efficiency.
  • SureLight® hot surface ignition ensures longevity for your furnace.
  • Sealed blower compartment cuts down on heat loss.
  • Duralok Plus™ Heat Exchanger is made from reinforced ArmorTuf™ aluminum steel.
  • Robust blower assembly surpasses industry guidelines for even temperatures, increasing comfort.
  • Durable steel cabinet is made to last with a tough, yet attractive surface.
  • Air filter and humidifier compatible.
  • 20-Year Limited Warranty on the heat exchanger.
  • 5-Year Limited Warranty on all remaining covered components.
  • 10-Year Limited Extended Warranty with product registration—ask Alan Energy Services Air Conditioning and Heating Company for more information.2
ML180E Mid-Efficiency Gas Furnace
Efficiency Rating (SEER): up to 80
Price Guide: $


1Annual Fuel Utilization Efficiency (AFUE) measures how efficiently an appliance converts fuel into heat over the course of a year. 
2Covered components may be eligible to receive a 10-year warranty. Online equipment registration at is required within 60 days of installation (except in California and Quebec) or the Lennox® base warranty will apply. Applies to residential applications only. See actual warranty certificate for details.
Note: Due to Lennox’s ongoing commitment to quality, specifications and ratings are subject to change without notice.


Alan Energy Services Air Conditioning and Heating Company can help with all your gas furnace replacement needs. If you’re needing gas furnace repairs or maintenance in Chicago, our staff has you covered. Just give us a call at 630-570-0252 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.