Some of the Best Gas Furnaces You Can Buy in Hamilton

If you’re in need of a gas furnace replacement in Butler County, our Dave Lennox Signature Collection gas furnaces are an excellent choice. These models are two of the quietest gas furnaces out there and are highly energy efficient.

Let’s begin 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 an extreme change in heat is required. Variable speed motors use 66% less energy than single speed motors and could help you save big on utility expenses each year 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 Carefree Heating and Cooling, LLC staff member about one of our products in Butler County, call 513-268-5164 or make 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 also earned 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 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 on its own as necessary to allow maximum fuel efficiency
  • iComfort®-enabled technology—allows the furnace, when installed with the easy-to-use programmable iComfort Wi-Fi® thermostat, to generate 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 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 decrease your utility bills while keeping your home comfortable all winter. Even on frigid days, its quiet, two-stage heating will keep temperatures regular 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 produces 65 percent less nitrogen oxide than standard low-NOx furnaces. Less NOx means fresher 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 regulates humidity and provides healthier air.
  • iComfort®-enabled technology—when linked with an iComfort® S30 Ultra Smart Thermostat, adjusts to 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 the most 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.
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 flawlessly acclimates to your schedule with the SL297NV gas furnace. Not only can this furnace help you save on energy costs, it’s an environmentally responsible 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 cleaner air and more robust plants. Recognized with ENERGY STAR® certification, this furnace has the potential to save you hundreds of dollars each year on heating bills. It also features:

  • Efficiency rating of up to 97.5% AFUE2—possibly keeping more money in your pocket due to 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 optimal 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 highest efficiency.
  • SureLight® ignition delivers efficient operation.
  • Insulated blower component limits heat loss.
  • Stainless-steel secondary heat exchanger catches more heat, allowing the furnace to attain better 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 decrease your utility bills while keeping your home comfortable all winter. Even on frigid days, its quiet, two-stage heating will keep temperatures regular 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,2 it produces 65 percent less nitrogen oxide than standard low-NOx furnaces. Less NOx means fresher air and plants. This furnace also features:

  • Efficiency rating of up to 80% AFUE1—which can possibly save you more money on heating expenses.
  • Ultra-low speed continuous fan regulates humidity and provides healthier air.
  • iComfort®-enabled technology, when linked with an iComfort® S30 Ultra Smart Thermostat, adjusts to 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 the most 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

Carefree Heating and Cooling, LLC in Hamilton is ready to help with any of your gas furnace replacement, repair or maintenance needs. Call 513-268-5164 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.