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

You’ll find a large collection of affordable and efficient gas furnaces at B & B Heating & Cooling in Florissant. Our Merit Series products have received high annual fuel utilization efficiency (AFUE) ratings, which measure how efficiently the equipment converts fuel to energy. Each model is also constructed for reliability and a long product life, offering a cozy and comfortable home when it’s cold outside. Learn more about each model below, and call us at 314-838-9800 or set up an appointment online to discuss a gas furnace replacement for your home.

ML195 Gas Furnace

You don’t always have to spend a fortune on highly energy efficient products that can help reduce your utility expenses. Our ML195 gas furnace is affordable for nearly all budgets and has achieved an energy efficiency rating of 95% AFUE,* one of the highest you can find. This furnace is a great choice for impressive comfort, efficiency and reliability.

  • Sealed blower compartment for improved comfort and softer 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 lengthen 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 Florissant area home, consider the ML193, which has a variety of features that contribute to a more reliable performance. 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 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 – helps improve 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 equipment efficiently converts energy into heat, and the sealed blower compartment keeps this heat inside to minimize losses and boost efficiency. This heating system 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 allows 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: $

B & B Heating & Cooling can take care of all your gas furnace replacement needs. If you’re looking for gas furnace repairs or maintenance in Florissant, our staff has you covered. Give us a call at 314-838-9800 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.