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For questions about the seal on your AeroPress coffee maker

My seal no longer forms a tight seal with the chamber. What happened?

Your AeroPress seal has become compressed and is no longer big enough to tightly seal the chamber. Whenever the seal is inside the chamber, it is being held compressed. Eventually the compression forces prevail and the seal becomes too small. To maxi

The seal came off the plunger. Can I put it back on?

Yes. The black AeroPress seal is fitted onto the end of the plunger. There is no adhesive. To fit the seal back onto the end of the plunger, position the seal on the end of the plunger and then turn the seal while pressing it onto the plunger until i

Does the AeroPress seal wear down over time?

The AeroPress seal does eventually wear down over time. To maximize seal life, always eject the used coffee right after brewing and store your AeroPress coffee maker with the seal pushed all the way through the chamber. This keeps the seal free of co

My seal has a rubbery smell.

The AeroPress seal is actually not made of rubber but rather of silicone.  It is the same material that is widely used in kitchens for spatulas, cupcake pans, hot mitts, and many other items. We don't know why you are noticing a rubbery smell on your