12" insertion length

it acts as a permanent fail-safe to prevent catastrophic damage to motors

Optimized Measurement: Facilitates proper "serpentine" sensor patterns for superior air temperature averaging

As a seasoned tech

Reznor 68005 Fan Blade 12" insertion lengthThe Reznor 68005 is a critical OEM replacement fan blade designed specifically for Reznor HVAC equipment, including FT and SFT series unit heaters. This component features a 2 inch diameter with a 10 blade configuration, engineered to maintain the precise static pressure required for optimal combustion and venting. With a 1 4" bore and clockwise (CW rotation) orientation, it serves as a direct fit solution for venter motor assemblies, ensuring