Selkirk Pipe

[zrock]

Anyone know if the different models of selkirk are interchangeable? I have the PL series of pipe and i want to change out to a cone vent but only seem to be able to find it in the VP series.
https://www.northlineexpress.com/3-selkirk-vp-pellet-vent-pipe-exit-cap-3vp-ec.html