> I’ll find out soon enough. The choice of 1 ½” is on the recommendation > of several other people who are using it. My jigs are all built for the > 1 ½” size. > > Will One thing affecting the choice of hose diameter is the shape of the cauls. I use 1.5" hose and it works fine with a flat top caul and a small spacer on the very end tip of the already feathered rib. If you curve the top caul, like Terry's, the 1.5" hose won't reach, where the 2" will. What works is what works with your chosen approach. Ron N
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