I don't see it in the MEP Library, but it should not be hard to create the part yourself. In the 07 MEP Modeler User Guide.pdf (in the Documents folder) look at Create Custom MEP Part.
David
David Maudlin / Architect www.davidmaudlin.com Digital Architecture AC27 USA • iMac 27" 4.0GHz Quad-core i7 OSX11 | 24 gb ram • MacBook Pro M3 Pro | 36 gb ram OSX14