North Spore 0.2 Micron Filter Bags 10 pk Clone Collars Current runs between two electrodes

Current runs between two electrodes within the canister

Passive heat cooling

beneficial insects and beneficial predatory mites

high-yield plants

Fast-acting

North Spore 0.2 Micron Filter Bags 10 pk Clone Collars Current runs between two electrodesThese autoclavable mushroom grow bags are our go to for indoor mushroom cultivation and spawn production. Bags are made of 2. 2 ml thick polypropylene plastic and are designed to withstand high temperatures. The 0. 2 micron filter also allows for ample gas exchange. These bags are durable and clear enough to make monitoring growth easy and can be sealed with an impulse sealer, or just be tied to the seal. To use, see recommendations below: Fill half