In modern greenhouses, many improvements are made to easily attach the plastic membrane to the metal pipe. 

One of the inventions is the plastic clamp.

You can easily clamp plastic to a pipe with these clamps.
It squeeze and hold the plastic on the pipe tightly, without damaging or breaking the plastic.

It is economical, easy to use, saves lots of time and headache.

The package contains 20 pieces greenhouse pipe and film (plastic membrane) clamp.

Clamp Material: ABS

Suitable pipe outer diameter: 1.26”/32mm
It will work for pipes with a little larger or smaller diameter too.

If you need it to hold heavy pipe or large plastic, such as rolling the blackout plastic for large greenhouse, you can add a metal screw to help it hold on to heavy weight.

Whole sale price is available for large orders