Home Comfort

Product Details

Item Name

SoftSound IIS 90 Two-Stage Gas Furnace


Quick Overview


Reliable    Direct Hot Surface Ignition System features an advanced silicon nitride igniter for years of reliable starts.


Durable    The RPJ III primary heat exchanger is made of corrosion-resistant weld-free stainless steel. The unique integrated ripple-edged design forces more heat to the outside surface area for higher efficiencies.


Heating On Demand    Two-stage redundant gas valve, two-speed induced draft blower assembly, and variable-speed motor operate normally at the lower stage and ramp up as needed.


Quiet    Enclosed burner, fully insulated cabinet, and solid door design result in quiet operation.


System Monitoring     State-of-the-art electronic controls monitor system operation and allow for advanced diagnostics, a timesaving tool for technicians.

  • Energy-saving high efficiency operation of 92% AFUE.
  • Two-stage operation system reduces temperature and humidity swings in the home by heating and cooling more evenly.