Motor board bridge 4736 for the Model 700, 768, 760. Color: Grey. Replaces previous part 4243. Length measures 15-1/2", width is 6-3/4", and 4-1/4" high. This part mounts to the motor board orifice plate 4735. The motor 4237, 4031 mounts on this housing.
Identical as the earlier beige version 4243, Aprilaire just updated the color.
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