Some of the Best Gas Furnaces You Can Buy in Opelika

If you’re searching for a gas furnace replacement in Opelika, our Dave Lennox Signature Collection gas furnaces are the best option. These models are two of the quietest gas furnaces out there and are highly energy efficient.

We’ll start with energy efficiency. Our Dave Lennox Signature Collection gas furnaces include variable speed motors, which limit energy use by only operating fans at full speed when extreme heat is required. Variable speed motors use two-thirds less energy than single speed motors and may help your family save hundreds of dollars on your annual utility bills compared to standard furnaces.

More details for each Dave Lennox Signature Collection gas furnace model are included below. To talk with a Farnell Mechanical, Inc. professional about one of our products in Opelika, call 334-524-2458 or schedule an appointment online.

SLP98V Variable-Capacity Gas Furnace

You will appreciate the energy efficiency of this gas furnace. It’s ENERGY STAR® qualified for meeting EPA efficiency standards, and it has received an annual fuel utilization efficiency (AFUE) rating* of 98.2%. Add those together and you can get hundreds of dollars back in utility savings each year. Learn about some of the SLP98V’s other great features, including:

  • Efficiency rating of up to 98.2% AFUE*—can save you money on your utility expenses
  • ENERGY STAR® qualified—meets or exceeds EPA guidelines for energy efficiency
  • Variable-capacity operation works much like the cruise control system of high-performance automobiles, adjusting automatically as necessary to achieve maximum fuel efficiency
  • iComfort®-enabled technology—helps the furnace, when installed with the easy-to-use programmable iComfort Wi-Fi® thermostat, to offer even better performance and efficiency
  • PreciseComfort™ technology provides great temperature control
  • SilentComfort technology allows the system to run quietly
  • SureLight® ignitor for an efficient performance
  • Insulated blower compartment to keep heat in and reduce heat loss
  • 10-Year Limited Warranty on parts and controls
  • Limited Lifetime Warranty on heat exchanger
SLP98V Variable-Capacity Gas Furnace
Efficiency Rating (SEER): up to 98.7
Price Guide: $$$Energy Star badge

SL280V Variable Speed Gas Furnace

If you’re looking for a replacement furnace in Opelika, the SL280V gas furnace may be the one for you. Not only has it earned an efficiency rating of 80% AFUE*, but it also uses two-stage heating to improve energy efficiency. Plus, with SilentComfort™ technology, this system runs up to 4.5 times quieter than competing models** so you’ll be able to relax in the peace, quiet and warmth of your home more easily. Don’t forget about the other wonderful features of this model, including:

  • Efficiency rating of 80% AFUE*
  • iComfort®-enabled technology—enables the furnace, when installed with the easy-to-use programmable iComfort Wi-Fi® thermostat, to provide even better performance and efficiency
  • SureLight® ignition for an efficient performance
  • Insulated blower compartment traps heat inside so your system doesn’t have to work as hard to keep the air warm
  • 10-Year Limited Warranty on covered components
  • 20-Year Limited Warranty on heat exchanger
SL280V Variable Speed Gas Furnace
Efficiency Rating (SEER): up to 80
Price Guide: $$$Energy Star badge

Farnell Mechanical, Inc. in Opelika is ready to help with any of your gas furnace replacement, repair or maintenance needs. Call 334-524-2458 or use our online scheduler to make your 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.