High Quality Silicone Material: The Injection Ports are made of high quality silicone and it will self heal well after injecting. Silicone material will make the ports keep a good shape and supply a solid seal for your mushroom bags. Usually it can be used for 3 to 5 times.
3M Adhesive Backing: The ports use 3M Adhesive Backing which will supply better adhesion and durability.
Widely Used: The ports can be used for mushroom spawn bags, grain bags, jar lids and etc. The diameter range of the hole is 2 to 18mm.
It is recommended to adhesive it to the bag before putting them in the autoclave . Please use isopropyl alcohol or sterile water to cool the needle before use to get a better sealing effect.
Description
100 Pcs Silicone Self Healing Adhesive Injection Ports for Mushroom Spawn Bags and Jar Lids, Dia. 20mm Solid Seal Injection Ports For Grain Bags