Some of the Best Gas Furnaces You Can Buy in Liberty and the Kansas City Metro Area

If you’re in need of a gas furnace replacement in Liberty and the Kansas City Metro Area, our Dave Lennox Signature Collection gas furnaces are the best option. These products are a couple 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 feature variable speed motors, which conserve energy by only operating fans at full speed when extreme heat is required. Variable speed motors use 2/3 less energy than single speed motors and may help your family save hundreds of dollars on utility expenses each year compared to other furnaces.

Product specifications for each Dave Lennox Signature Collection gas furnace model are provided below. If you want to talk with a Air Unlimited Heating & Cooling staff member about one of our products in Liberty and the Kansas City Metro Area, call 816-286-7258 or make an appointment online.

SLP98V Variable-Capacity Gas Furnace

You’ll enjoy the high efficiency of this gas furnace. It’s ENERGY STAR® qualified for meeting EPA efficiency standards, and it has an annual fuel utilization efficiency (AFUE) rating* of 98.2%. These two efficiency ratings will help you receive lower utility bills every year. Find out more about the SLP98V’s other impressive features, including:

  • Efficiency rating of up to 98.2% AFUE*—helps you save on utility expenses
  • ENERGY STAR® qualified—meets or exceeds EPA guidelines for energy efficiency
  • Variable-capacity operation operates 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 generate even better performance and efficiency
  • PreciseComfort™ technology provides the best in temperature control
  • SilentComfort technology allows the system to run quietly
  • SureLight® ignitor for an efficient performance
  • Insulated blower compartment to keep air 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 need a gas furnace replacement and you’re in Liberty and the Kansas City Metro Area, the SL280V gas furnace may be the one for you. It has received an AFUE* efficiency rating of 80% and uses two-stage heating to improve energy efficiency. In addition, with SilentComfort™ technology, this system is up to 4.5 times quieter than competing models** so you’ll be able to relax in the peaceful warmth of your home more easily. Take a look at the other impressive features of this model, including:

  • Efficiency rating of 80% AFUE*
  • iComfort®-enabled technology—helps the furnace, when installed with the easy-to-use programmable iComfort Wi-Fi® thermostat, to provide improved 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
  • 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

Air Unlimited Heating & Cooling in Liberty and the Kansas City Metro Area is eager to help with any of your gas furnace replacement, repair or maintenance needs. Call 816-286-7258 or use our online scheduler to create 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.