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These filters can be applied to jar lids or tissue culture containers to allow your culture to breathe while protecting it from contaminant spores and bacteria. Great for projects involving injections or transfers. - 0.3 micron filtration efficiency - Manufactured with strong...

You know the filters you get on the end of a cigarette? Nothing like this. These filters can be applied to your fruiting chamber to give your substrate fresh air while maintaining high levels of humidity. These filters are slightly...

These filters can be applied to your fruiting chamber to give your substrate fresh air while maintaining high levels of humidity.  - High airflow filters - Maintains constant humidity levels - Made from 100% recycled filter material - Manufactured with...

You know the filters you get on a cigarette? Nothing like this. These filters can be applied to your fruiting chamber to give your substrate fresh air while maintaining high humidity levels. These filters are slightly larger than your 1"...