While most furnaces are either off or on, the SL280V can actually deliver two different levels of heat based on how cold it is outside. This lets it fine-tune fuel use to carefully match your comfort, keeping your home warm and energy-smart.

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lected second stage cooling speed - minimum 450 cfm. Lennox iHarmony® Zoning S. ange without notice and without incurring liability. Improper installation, adjustment, alteration, service or main.

The SL−280 is a master/space controller (Kramer Control brain) that can operate over Ethernet with control interfaces that include: eight bidirectional RS−232, eight IR, eight GPI/O, and eight relays. It controls devices such as scalers, video displays, audio amplifiers, Blu−ray players, sensors, screens, shades, door locks, and lights.

For those unwilling to settle for anything less than extraordinary, there is only one option: Dave Lennox Signature Collection. A variable-speed blower maintains comfort with an adjustable flow of air, preventing temperature swings and blasts of air when your system starts.

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The SL280UH070V36A is designed to deliver cozy and reliable warmth, while keeping operating sounds at a minimum. It's also engineered to perform at peak efficiency, so your customers can enjoy substantial energy savings compared to an older …

Note: This specification is for Lennox Industries SL280DFV and SL280UHV Gas Furnaces. Revise specification section number and title below to suit project requirements, specification practices and section content. Refer to CSI MasterFormat for other section numbers and titles.

iComfort® S30 ultra smart thermostat compatibility allows you to adjust your heating for energy savings based on your family’s routine. The standard 80% AFUE means the SL280NV can reduce your heating costs, compared to an older furnace. We …

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