Two people working in a high tunnel.

Greenhouse and Tunnel Supplies

43 Products
Sort By:
Quickly fasten row covers to low tunnels.
For everything from small patch jobs to splicing large sheets together.
Create heavy-duty low tunnels that will last for years.
Save time, money and make structures stronger.
Quickly fasten row covers to low tunnels.
Bends Gothic arch-shaped bows to shed snow more efficiently.
A very versatile piece of greenhouse hardware.
Build your own durable, professional-grade high tunnel.
For securing the ends of collar ties and angle braces to bows.
Bends 12' wide rigid half-pipe for DIY high tunnel. Lever bar included.
Build your own durable, professional-grade high tunnel.
Keep your cold frame plants in their "comfort zone."
Prevents ground posts from deforming. Fits into 1 5/8" ground post.
Convenient system for securing high tunnel coverings.