Features / Benefits |
80% ABA Models |
90% VSA Models |
90% CSA Models |
The Competition |
Spark Ignition
Efficient & Trouble Free Direct Spark Ignition |
Yes |
Yes |
Yes |
Some Brands charge extra for Spark Ignition
Some do not have it at all...Hot Surface Ignition |
Four Speed Blower
Comfort, Quiet and Efficient |
Yes |
Yes |
Yes |
Single or two-stage in most cases |
Weldless Tubular heat Exchanger
Heat Exchanger Tubes are machine pressed, no welds, and 20 year warranty |
Yes |
Yes |
Yes |
Welds can lead to potential problems |
Every Furnace is Factory Fired & Tested
Each furnace must pass a 34 point factory operational test. All sub-assemblies are run tested |
Yes |
Yes |
Yes |
In most cases other brands are batch tested |
Blower compartment Door - Single door
Allows access to full unit while running Easy service access with no door switches |
Yes |
Yes |
Yes |
Brands with two-door access are not as safe |
Multi-Position
Dedicated down flow |
Yes |
up flow |
down flow/ horizontal |
Separate Models needed in many cases |
Compact Design/
Low Profile (height inches) |
31 5/8 |
39 5/8 |
39 5/8 |
Allows room in low ceiling basements for AC coil |