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Mycologysimplified

Microppose 1" Tub Filters For Mushroom Cultivation 

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" tub hole and are designed to cover over them sufficiently. 

  • High airflow filters

  • Maintains constant humidity levels

  • Made from 100% recycled filter material

  • Manufactured with strong 3M adhesive

  • Time-saving lightning fast application VS polyfil

*Price is per filter (sold individually) 

Regular price $1.25
Regular price Sale price $1.25
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