Airlock - Grommets (3pk)

Airlock - Grommets (3pk)


These are replacement grommets for plastic bucket fermenter lids. It is made out of rubber and fits perfectly in a 9/16" diameter hole.

When in a bucket it has a 3/8" inner diameter which is perfect for an airlock.

It's always a good idea to have a couple of these on hand.



  • Made of rubber
  • Fits in 9/16" diameter hole
  • 3/8" Inner diameter
  • Perfect for air locks