Assemble all the above parts.
From left to right – (Chamber Lid, 4 brass screws, 4 O-rings (size 006), Grass Compression Gland, Grass Gasket, Grass Compression Gland Insert, Friction Washer and Compression Gland Screw.
Lubricate O-Rings with petroleum jelly (lightly) then install into screw holes.
Place gasket into gland. Align the slit in the gasket and gland.
Install Grass Compression Gland Insert – flat side up.
Place Friction Washer on top of Insert.
Screw the Compression Gland Screw into the Gland.
The final product should look like the above.
Our products are used in scientific research and agricultural applications for accurate measurement of plant water potential.