if I had it to do over again I would use all wood frames. I now have about
half Pierco one piece frame and foundation and half wood frame with wax
foundation. The Pierco ends of the top bars seem to suffer during removal and
what to do with them when brood comb gets too old?  The only time I had
Pierco warp was my own fault for storing a couple of new frames on their
sides instead of upright. Wood frames seem more work up front but long term
more adaptable