The Carter Hoffmann 18614-0321 blower wheel is designed to provide efficient air circulation in top-mount heater units, ensuring consistent heat distribution and performance. Featuring a 3-3/4" diameter and 1-7/8" depth, this component operates with a counter-clockwise rotation and fits securely via a 5/16" central hole and a single set screw. Its compact, durable design makes it idea... https://partsfe.com/blower-wheel-for-carter-hoffman-part-18614-0321