Made of durable butyl rubber with excellent heat resistance.
Multi Use Rubber Bottle Stoppers Self Healing Injection Ports.
Designed for a 13mm or 1/2 inch diameter hole opening.
Widely used for liquid culture, BRF Jars, mushroom cultivation, or substrate spawn jars.
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$11.99 – $49.99
Commercial quality autoclavable bags used for mushroom cultivation.
- Strongest in the industry
- 0.2-micron filter patch
- Can be sealed prior to sterilization
- Size – 8″ X 5″ X 19″ – Fits approximately 3-5lbs of spawn
- Made in the USA