Farm Plastic Supply Greenhouse Clamp 20 Pack Review

A 20-pack of white ABS greenhouse clamps for holding plastic sheeting, shade cloth, construction film, or netting on compatible pipe frames.

Seller pricing varies Updated May 17, 2026

Bottom line

The Farm Plastic Supply greenhouse clamp pack gives lightweight frames a clean way to hold cover material during setup and seasonal checks.

Farm Plastic Supply white ABS greenhouse clamps for plastic sheeting and shade cloth

What this review covers

This review focuses on the clamp count, ABS material, stated size, compatible pipe fit, and greenhouse cover setup use.

The upside

  • The 20-pack gives a small greenhouse or row cover several cover-holding points.
  • The ABS clamp shape holds plastic sheeting, shade cloth, film, or netting on compatible pipe.
  • The white clips are easy to spot during setup, vent checks, and seasonal cleanup.

The tradeoffs

  • The pipe diameter needs to match the clamp size before setup.
  • Cover material still needs even tension and regular checks during wind, heat, and handling.

Fit and feel

Good match:

This clamp pack fits gardeners using small greenhouses, cold frames, hoop sections, low covers, or shade-cloth panels with compatible pipe.

What to know:

Keep a few clips near the greenhouse door during seasonal setup. Covers move during heat, watering, and wind, and a visible spare clip can make a small adjustment quick.

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Full review

A small clamp for cover edges

The Farm Plastic Supply Greenhouse Clamp 20 Pack gives a gardener a set of white ABS clips for holding greenhouse plastic, shade cloth, construction film, or netting on a compatible pipe frame.

That job sounds small, yet it matters every time a cover edge needs to stay seated during watering, venting, or a quick plant check.

The clamp shape keeps setup visible

Each clamp is listed at 3 inches long by 3/4 inch wide. The bright white shape is easy to see against clear plastic, green cover fabric, shade cloth, and dark frame tubing.

A visible clamp helps during a walkaround. A gardener can see which cover edges are clipped, which areas need an extra hold point, and which clips should return to the storage bin after cleanup.

Match the pipe before buying

This style of clamp depends on fit. Check the greenhouse frame, hoop, or pipe size before building the cover plan.

When the fit is right, the clamp can help hold plastic sheeting, shade cloth, or netting while leaving the material easy to revisit.

Good match

This clamp pack fits gardeners using small greenhouses, cold frames, hoop sections, low covers, or shade-cloth panels with compatible pipe.

What to know

Keep a few clips near the greenhouse door during seasonal setup. Covers move during heat, watering, and wind, and a visible spare clip can make a small adjustment quick.