The Vertical Laboratory Fluter with Interchangeable Heads is manufactured with the standard channeling mechanism of the standard vertical laboratory fluter and comes with the industry standard “A” size flute plate set. This instrument provides the ability to purchase additional flute plate sets for B, C, and E flute sizes which can be easily interchanged in approximately 2 minutes. The interchangeable vertical fluter addresses the medium paper’s industry expansion beyond the traditional “A” flute size.re.