A check-valve is recommended for all air pumps located lower than the aquarium. Used in fruiting chambers and mushroom growing kits.

Another great material for creating humidity in your mushroom fruiting chamber. AKA Hydroton

Humidity releasing rock that is perfect for any fruiting chamber.

Fully submersible aqaurium heater for any mushroom incubator or fruiting chamber.

This multi event analog timer is great to time out air pumps for air exchange or heaters in all of your mushroom projects.