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 Alltemp Comfort Services LLC in Columbia. Our Merit Series products offer high annual fuel utilization efficiency (AFUE) ratings, which measure how efficiently the equipment converts fuel to energy. These products are also made for reliability and a long product life, giving you the comfort you need throughout the coldest months of the year. Learn more about each system below, and call us at 803-318-6995 or make an appointment online to learn about a gas furnace replacement for your home.

ML195 Gas Furnace

You don’t need to pay an arm and a leg for highly energy efficient products that can help you save on your energy expenses. In fact, the ML195 gas furnace is affordable for almost any budget and has achieved an energy efficiency rating of 95% AFUE,* one of the highest you can find. This furnace is a great choice for outstanding 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 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: $

ML193 Gas Furnace

If you’re looking for reliability in a gas furnace for your Columbia area home, the ML193, which is full of features to improve reliability, is for you. Its Duralok Plus® heat exchanger, SureLight® ignitor and durable steel cabinet made with materials that help contribute to more reliability and longer product life. Finally, with an AFUE rating* of 93%, this energy efficient gas furnace can help you save on your monthly utility bills.

  • Sealed blower compartment for a quiet operation and less than 1% leakage at 1.0” ESP
  • SureLight® ignitor offers reliable operation
  • Duralok Plus® heat exchanger – to help increase energy efficiency and reliability
  • Dual-fuel capability – similar to a hybrid car, this system, when combined with an electric heat pump, will alternate between electric and gas heat for maximum 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)
ML193 Gas Furnace
Efficiency Rating (SEER): 93
Price Guide: $

ML180 Gas Furnace

Economical is the best word to describe the ML180 gas furnace. Its 80% AFUE efficiency rating*, meaning the machine efficiently converts energy into heat, and the sealed blower compartment keeps this heat inside to decrease losses and improve efficiency. To add to its great features, this product is also affordably priced to fit nearly any budget.

  • Insulated blower compartment for a quiet operation and a more peaceful home
  • Dual-fuel capability lets you connect the furnace with an electric heat pump and alternate between gas and electric heat for efficient energy use and decreased utility expenses
  • Duralok Plus® heat exchanger increases reliability and efficiency
  • Hot surface igniter – controls operation to maintain a 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: $

Alltemp Comfort Services LLC can assist with all your gas furnace replacement needs. If you’re needing gas furnace repairs or maintenance in Columbia, our staff has you covered. Simply give us a call at 803-318-6995 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.