SL297NV Variable-Speed, Ultra Low Emissions Gas Furnace This year, Lennox has introduced the SL297NV Ultra Low Emissions Gas Furnace, the lowest emission furnace on the market, which produces 65 ...
Lennox’s SLP98V variable-capacity gas furnace has a blower that quietly ramps up to speed, so it has no loud blasts of air at startup or any other point of operation. During the warm months, the ...
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