Some of the Best Gas Furnaces You Can Buy in Denton

If you’re in need of a gas furnace replacement in McKinney, our Dave Lennox Signature Collection gas furnaces are all great options. These models are two of the quietest gas furnaces out there and are very energy efficient.

Let’s start with energy efficiency. Our Dave Lennox Signature Collection gas furnaces are built with variable speed motors, which conserve energy by only running fans at full speed when extreme heat is required. Variable speed motors use 66% less energy than single speed motors and may help your family save hundreds of dollars on your annual utility bills compared to other furnaces.

Product specifications for each Dave Lennox Signature Collection gas furnace model are explained below. If you’d like to talk with a Oak Point Heating and Air LLC team member about one of our products in McKinney, call 940-202-1202 or schedule an appointment online.

SLP98V Variable-Capacity Gas Furnace

You’ll enjoy the high efficiency of this gas furnace. It’s certified by ENERGY STAR® 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. Find out more about the SLP98V’s other great features, including:

  • Efficiency rating of up to 98.2% AFUE*—helps reduce 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, automatically making adjustments 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 superior control
  • SilentComfort technology for some of the quietest operation you can find
  • SureLight® ignitor for an efficient performance
  • Insulated blower compartment to keep heat in and decrease 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

SL280NV Variable Speed, Ultra-Low Emissions Gas Furnace

The SL280NV gas furnace can help lower your energy expenses while keeping your home pleasant all winter. Even on frigid days, its quiet, two-stage heating will keep temperatures stable while using as little fuel 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,1 it emits 65 percent less nitrogen oxide than standard low-NOx furnaces. Less NOx means healthier air and plants. This furnace also features:

  • Efficiency rating of up to 80% AFUE2—which can possibly save you more money on heating expenses.
  • Ultra-low speed continuous fan adjusts humidity and provides healthier air.
  • iComfort®-enabled technology—when installed with an iComfort® S30 Ultra Smart Thermostat, becomes familiar with your family’s routine and adapts heating for energy savings.
  • SilentComfort™ technology and sound-absorbing insulation delivers quiet operation.
  • Dual-fuel capable—Pair with an electric Lennox® heat pump for top efficiency.
  • SureLight® ignition gives efficient performance.
  • Insulated blower component retains 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.
3Applies 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.

SL280V Variable Speed Gas Furnace
Efficiency Rating (SEER): up to 80
Price Guide: $$$Energy Star badge

SL297NV Variable-Speed, Ultra-Low Emissions Gas Furnace

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

  • Efficiency rating of up to 97.5% AFUE2—potentially keeping more money in your pocket because of lower energy use.
  • Intuitive fan mode that can manage humidity and create purer air.
  • iComfort®-enabled technology, when installed with an iComfort® S30 Ultra Smart Thermostat, adjusts to your family’s schedule for the highest energy savings.
  • SilentComfort™ technology and sound-absorbing insulation means your furnace will heat quietly.
  • Dual-fuel capable—Can be used with an electric Lennox® heat pump for top efficiency.
  • SureLight® ignition gives efficient operation.
  • Insulated blower component stops heat loss.
  • Stainless-steel secondary heat exchanger traps extra heat, letting 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

Oak Point Heating and Air LLC in Denton is available to help with any of your gas furnace replacement, repair or maintenance needs. Call 940-202-1202 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.