This is a clear anodized aluminum Humidity Indicator Plug.  It may be installed in a flexible barrier through a 1.05 in. (26 mm) diameter hole.  Nut and two gaskets are furnished.  It may also be installed through a 1.05 in. (26 mm) diameter hole in a rigid container by removing one gasket and reversing the nut.  Standard TA354-40 is furnished with a 40% humidity disc.  For optional multiple spot discs, refer to the Color-Change Discs page.  Suffix numbers specify optional discs.  For instance, TA354-234P includes a 20-30-40% pie sector disc.

TA354 is same as TA356 except it is 1/2" longer.

Weight: 0.06 lbs. (27 grams)