Some of the Best Gas Furnaces You Can Buy in the Upper Rio Grande Valley

If you’re in need of a gas furnace replacement in the Upper Rio Grande Valley, our Dave Lennox Signature Collection gas furnaces are all great options. These models are two of the quietest gas furnaces you can find and are extremely energy efficient.

Let’s 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 could help you save big on utility expenses each year compared to older furnaces.

Product specifications for each Dave Lennox Signature Collection gas furnace model are included below. If you want to talk with a Cytech Heating & Cooling staff member about one of our products in the Upper Rio Grande Valley, call 956-381-1162 or make an appointment online.

SLP98V Variable-Capacity Gas Furnace

You will appreciate the energy efficiency of this gas furnace. It’s certified by ENERGY STAR® 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. Learn about some of the SLP98V’s other impressive features, including:

  • Efficiency rating of up to 98.2% AFUE*—can save you money on your utility expenses
  • ENERGY STAR® qualified—meets or exceeds EPA guidelines for energy efficiency
  • Variable-capacity operation runs much like the cruise control system of high-performance automobiles, adjusting on its own as necessary to achieve maximum fuel efficiency
  • iComfort®-enabled technology—enables 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 keep air 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

SL280V Variable Speed Gas Furnace

If you’re looking for a replacement furnace in the Upper Rio Grande Valley, the SL280V gas furnace may be the one for you. This product earned an 80% AFUE* efficiency rating, and it uses two-stage heating to increase energy efficiency. Plus, with SilentComfort™ technology, this system operates up to 4.5 times quieter than competing models** to help you relax in the peace, quiet and warmth of your home more easily. Take a look at the other great 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 even better performance and efficiency
  • SureLight® ignition for an efficient performance
  • Insulated blower compartment traps the heat so your system doesn’t have to work as hard to keep the air warm
  • 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

Cytech Heating & Cooling in the Upper Rio Grande Valley is eager to help with any of your gas furnace replacement, repair or maintenance needs. Call 956-381-1162 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.