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