Some of the Best Gas Furnaces You Can Buy in Cape Coral

If you’re in need of a gas furnace replacement in Southwest Florida, our Dave Lennox Signature Collection gas furnaces are all great options. These products 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 save energy by only operating fans at full speed when an extreme change in heat is required. Variable speed motors use 66% less energy than single speed motors and can help you save hundreds on your annual utility bills compared to standard furnaces.

Product details for each Dave Lennox Signature Collection gas furnace model are explained below. If you want to talk with a Comfort Zone Inc staff member about one of our products in Southwest Florida, call 239-214-0411 or schedule an appointment online.

SLP98V Variable-Capacity Gas Furnace

You’ll love the energy efficiency of this gas furnace. It’s earned the ENERGY STAR® label for meeting EPA efficiency standards, and it has received an annual fuel utilization efficiency (AFUE) rating* of 98.2%. Combined, these two ratings help you save hundreds annually on your utility expenses. Find out more about the SLP98V’s other great 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 works much like the cruise control system of high-performance automobiles, adjusting on its own as necessary to allow maximum fuel efficiency
  • 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
  • PreciseComfort™ technology provides great temperature control
  • SilentComfort technology for some of the quietest operation you can find
  • SureLight® ignitor for an efficient performance
  • Insulated blower compartment to trap heat in and minimize 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

SL297NV Variable-Speed, Ultra-Low Emissions Gas Furnace

Enjoy energy efficiency that smoothly adapts to your schedule with the SL297NV gas furnace. Not only can this furnace help you save on utility costs, it’s a green choice. As the first lowest emission furnace on the market,1 the SL297NV makes 65 percent less nitrogen oxide than standard low-NOx furnaces. You can rest easy knowing your heating system is creating cleaner air and stronger plants. Recognized with ENERGY STAR® accreditation, this furnace has the capability to save you hundreds of dollars a year on heating bills. It also features:

  • Efficiency rating of up to 97.5% AFUE2—likely keeping more money in your pocket because of reduced energy use.
  • Intuitive fan mode that can control humidity and create purer air.
  • iComfort®-enabled technology, when installed with an iComfort® S30 Ultra Smart Thermostat, learns your family’s activities for the highest energy savings.
  • SilentComfort™ technology and sound-absorbing insulation means your furnace will run quietly.
  • Dual-fuel capable—Can be combined with an electric Lennox® heat pump for top efficiency.
  • SureLight® ignition delivers efficient operation.
  • Insulated blower component stops heat loss.
  • Stainless-steel secondary heat exchanger catches extra heat, allowing the furnace to attain greater efficiency levels.
  • Lifetime Limited Warranty on the heat exchanger.
  • 10-Year Limited Warranty with product registration.
  • 5-Year Limited Warranty on remaining covered components.3

1Lennox® SL97UH40NV36B, EL195UH100NE60C, SL280UH100NV60C and EL180UH040NE36A units are the first commercially available, natural Gas-Fired Fan-type Central Furnaces to meet an NOx emission limit of 14 nanograms per Joule (ng/J).
2Annual Fuel Utilization Efficiency (AFUE) measures how efficiently an appliance converts fuel into heat over the course of a year.
3Covered components may be eligible to receive a 10-year warranty. Online equipment registration at www.lennoxregistration.com 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.

SL297NV Variable-Speed, Ultra-Low Emissions Gas Furnace
Efficiency Rating (SEER): up to 97.5
Price Guide: $$$Energy Star badge

SL280NV Variable-Speed, Ultra-Low Emissions Gas Furnace

The SL280NV gas furnace can help reduce your heating bills while keeping your home cozy all winter. Even on frigid days, its quiet, two-stage heating will keep temperatures stable while using as little gas as possible. You can also breathe easy knowing this furnace contributes to a stronger environment—inside and outside. As the first lowest emission furnace on the market,2 it produces 65 percent less nitrogen oxide than standard low-NOx furnaces. Less NOx means cleaner air and plants. This furnace also features:

  • Efficiency rating of up to 80% AFUE1—which can likely save you more money on utility bills.
  • Ultra-low speed continuous fan regulates humidity and provides healthier air.
  • iComfort®-enabled technology, when paired with an iComfort® S30 Ultra Smart Thermostat, becomes familiar with your family’s schedule and adjusts heating for energy savings.
  • SilentComfort™ technology and sound-absorbing insulation delivers quiet heating.
  • Dual-fuel capable—Install with an electric Lennox® heat pump for top efficiency.
  • SureLight® ignition ensures efficient performance.
  • Insulated blower component hangs on to more heat.
  • 20-Year Limited Warranty on the heat exchanger.
  • 10-Year Limited Warranty on remaining covered components.3

1Lennox® SL97UH40NV36B, EL195UH100NE60C, SL280UH100NV60C and EL180UH040NE36A units are the first commercially available, natural Gas-Fired Fan-type Central Furnaces to meet an NOx emission limit of 14 nanograms per Joule (ng/J).
2Annual Fuel Utilization Efficiency (AFUE) measures how efficiently an appliance converts fuel into heat over the course of a year.
3Covered components may be eligible to receive a 10-year warranty. Online equipment registration at www.lennoxregistration.com 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.

SL280NV Variable-Speed, Ultra-Low Emissions Gas Furnace
Price Guide: $$$
Efficiency Rating (SEER): up to 80
Energy Star badge

Comfort Zone Inc in Cape Coral is ready to help with any of your gas furnace replacement, repair or maintenance needs. Call 239-214-0411 or use our online scheduler to set up 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.