1/2" Gum Rubber Tubing for Vacuum vacuum pump This is gentle on plants

This is gentle on plants and the yo-yo string is 60" in length

1x Mesh Buna Gasket

Proper air flow carries moisture away from the plants

The unique tray design keeps the roots from entangling with one another

resin production

1/2" Gum Rubber Tubing for Vacuum vacuum pump This is gentle on plants1 2" Gum Rubber Tubing Pure gum rubber tubing is ideal for vacuum applications and will not collapse under a vacuum like other soft low durometer tubing on the market. Please refer to this chemical compatibility chart: Cole Parmer Chemical Compatibility Natural Rubber Key Features: Tear Resistant Retains Memory Safely conducts many acids, chemicals, and gases Resistant to cold and hot temperature variations Very versatile Flexible and soft Developed