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Dave Lennox Signature® Collection SLP99 Variable-Capacity Gas Furnace

The most efficient and quietest furnace you can buy!

Features

Quiet Operation

  • The most efficient and quietest furnace you can buy
  • Variable speed blower motor – ramps up and down slowly so there’s no sudden, noisy blast of air at start-up
  • Fully insulated cabinet – patented noise-reducing construction further minimizes operating sound to an industry-leading low level

Home Comfort

  • Precise Comfort™ technology – automatically adjusts fan speed, heat and airflow capacity in increments as small as 1% for the ultimate in temperature control
  • AirFlex™ technology – offers custom settings which can be selected to meet each home’s specific year-round comfort requirements
  • Zoning-compatible design – works with Lennox’ Harmony III™ zoning system to deliver the right amount of comfort for up to four zones
  • Variable-capacity operation—goes beyond typical low and high two-stage operation, varying output from 35% to 100%

Energy Efficiency

  • Efficiency rating of up to 98.2% AFUE —can save you over $800 dollars each year*, compared to standard furnaces
  • ENERGY STAR® qualified – meets or exceeds EPA guidelines for energy efficiency
  • Self-calibrating variable speed inducer—automatically adjusts to match the system requirements, ensuring cleaner combustion and efficient operation
  • Stainless Steel secondary heat exchanger—has a robust, time-tested design that captures waste heat, allowing the furnace to achieve industry-leading efficiency levels
  • Dual-fuel capability – can be combined with an electric heat pump to enhance comfort and fuel efficiency by alternating between electric and gas heat, optimizing energy use and minimizing heating costs
  • This product qualifies for a tax credit under the American Recovery and Reinvestment Act.*

Reliable Performance

  • Duralok Plus™ heat exchanger – made of patented ArmorTuf™ steel to ensure high reliability and efficiency
  • SureLight® igniter – silicone nitride construction ensures long product life and reliable operation
  • SureLight control board – direct-readout diagnostics allow simple, quick troubleshooting
  • Limited Lifetime Warranty on heat exchanger
  • 10-Year Limited Warranty on covered components

* Not all system combinations apply. Verify actual system efficiency at www.ahridirectory.org and consult your tax expert before claiming energy efficiency tax credits.

Documentation

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