Liquid Culture and Grain Spawn Jar Lids

These 86mm Autoclavable Polypropylene caps with injection port and filter are the perfect solution for your liquid culture, grain spawn and pf tek jars. Can be used on any wide mouth mason jar with a 86mm opening (Perfect on Quattro Stagioni glass jars) 

Being made of resistant and durable plastic these caps will last you for a very long time, they will not rust like the metal ones! The caps come with a high temperature resistant silicone gasket which will ensure an airtight seal while keeping your mycelium completely isolated from the outside environment. 

The injection port will allow you to inoculate your liquid culture or your sterilized grain with a syringe without any problem reducing the risk of contamination. 

The filter, which is also autoclavable, will allow the adequate air change for your crop or spawn and at the same time will not let any contaminants pass!

These caps are the ultimate solution for your mushroom growing jars!