This listing is for the physical bulb well hardware only

What is the difference between a standard and heavy pattern valve

Universal Aaon Compatibility: Direct-fit replacement for numerous Aaon package units and air handlers

such as the TS244 space sensor

Trane WHL2168 Blower Wheel Els PW 17895 This listing is for theThe Trane WHL2168 Blower Wheel is a precision engineered OEM replacement blower wheel designed for high static residential and light commercial air handling units. Featuring a 12x12 diameter and width, this centrifugal wheel is balanced to minimize vibration and reduce mechanical stress on the blower motor. The counter clockwise (CCW) rotation and 1 2 inch bore ensure a direct fit for compatible Trane and American Standard furnaces and fan coil