6" Tri-Clamp Tall Sight Glass Gasket Material:Buna-N I use it around my

I use it around my garden beds and fence line every season

or injector systems

This seal is further strengthened with a protective cover running along the front zipper and duct ports that can be closed on either side

with each watering

Notice the "W" in the second version

6" Tri-Clamp Tall Sight Glass Gasket Material:Buna-N I use it around my6" Tri Clamp Tri Clover Tall Sight Glass This massive 6" Tri Clamp sight glass is one of a kind and a specialty product for Best Value Vacs. It allows customers to attach it to alcohol or steam based extraction systems or to monitor the flow of large scale sanitary systems. These sight glasses come in either 10, 20, or 30" lengths and the customer has the choice of choosing a Buna N or Silicone gasket through dropdowns. (Sight Glass Comes Standard