Some of the Best Gas Furnaces You Can Buy in Buellton

If you’re in need of a gas furnace replacement in Santa Barbara County, our Dave Lennox Signature Collection gas furnaces are all great options. These systems 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 include variable speed motors, which conserve energy by only operating fans at full speed when a large change in heat is required. Variable speed motors use 66% less energy than single speed motors and could help you save big on your annual utility bills compared to older furnaces.

Product specifications for each Dave Lennox Signature Collection gas furnace model are provided below. If you’d like to talk with a Allstar Heating & Air Conditioning professional about one of our products in Santa Barbara County, call 805-242-9638 or set up an appointment online.

SLP98V Variable-Capacity Gas Furnace

You’ll enjoy the high 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%. 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, automatically making adjustments 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 helps the system run quietly
  • SureLight® ignitor for an efficient performance
  • Insulated blower compartment to trap 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

SL280NV Variable Speed, Ultra-Low Emissions Gas Furnace

The SL280NV gas furnace can help reduce your utility 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 energy 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 likely save you more money on heating bills.
  • Ultra-low speed continuous fan controls humidity and provides healthier air.
  • iComfort®-enabled technology—when linked with an iComfort® S30 Ultra Smart Thermostat, becomes familiar with your family’s calendar and adapts heating for energy savings.
  • SilentComfort™ technology and sound-absorbing insulation provides quiet operation.
  • Dual-fuel capable—Use with an electric Lennox® heat pump for highest efficiency.
  • SureLight® ignition gives 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.

California Only
This furnace does not meet the South Coast Air Quality Management District (SCAQMD) Rule 1111 NOx emission limit (14 ng/J) and cannot be installed in the SCAQMD.

If installed in San Joaquin Valley Air Pollution Control District (SJVAPCD) only: This furnace does not meet the SJVAPCD Rule 4905 NOx emission limit (14 ng/J), and thus is subject to a mitigation fee of up to $450.

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 smoothly acclimates 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 produces 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® accreditation, this furnace has the potential to save you hundreds of dollars a year on energy bills. It also features:

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

California Only
This furnace does not meet the South Coast Air Quality Management District (SCAQMD) Rule 1111 NOx emission limit (14 ng/J) and cannot be installed in the SCAQMD.

If installed in San Joaquin Valley Air Pollution Control District (SJVAPCD) only: This furnace does not meet the SJVAPCD Rule 4905 NOx emission limit (14 ng/J), and thus is subject to a mitigation fee of up to $450.

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

Allstar Heating & Air Conditioning in Buellton is eager to help with any of your gas furnace replacement, repair or maintenance needs. Call 805-242-9638 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.