An curved arrow pointing right. Pen caps have a small hole to prevent choking if swallowed and to equalize the pressure inside the pen to keep it from leaking. Produced by Emma Fierberg.

An curved arrow pointing right. Pen caps have a small hole to prevent choking if swallowed and to equalize the pressure inside the pen to keep it from leaking. Produced by Emma Fierberg.

there are a few tips you can use to stop water from leaking through a sliding glass door. Depending on the cause of the problem, simply apply weather stripping tape, unclog the weep holes ...