This pre-assembled and reusable lid is equipped with a heavy duty injection port, and a 0.2 micron filter.
Designed to keep contaminants out of either a mycelial or liquid culture, while allowing adequate air exchange. These lids can be sterilized between uses in a pressure canner at 15psi. All components are 100% autoclavable.
This product fits a wide-mouth (90 mm) mason jar.
Made with the highest quality materials:
-Ball brand reusable canning lid
-heavy duty injection port which is able to withstand repeated injections
-0.2 micron filter for air exchange
Injection ports and filter can be replaced when needed.