[Avodah] May Kohanim visit the Rebbe's Ohel by means of a box

[Elazar M. Teitz]

<Tefilin that are regularly worn have never needed any inspection; the
requirement of twice in seven years applies to those that aren't - SA
OH 39:10.>

     But the Magen Avraham says that nonetheless, it is proper that they be checked, because perspiration may cause a p'sul.

EMT