Rheem furnace filter size

Old 12-17-22, 11:02 AM
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Rheem furnace filter size

Rheem Model# RCBA-3765GG17 What filter size?
Old 12-17-22, 11:21 AM
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The size is not always dictated by the coil/case model number.
It looks like a 16.5" x 21" but I couldn't swear to it.
If there is currently a filter installed.... pull it out... the size is printed on it.

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