Two people working in a high tunnel.

Greenhouse and Tunnel Supplies

42 Products
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Build your own durable, professional-grade high tunnel.
Build your own durable, professional-grade high tunnel.
Bends Gothic arch-shaped bows to shed snow more efficiently.
Create heavy-duty low tunnels that will last for years.
Bends 12' wide rigid half-pipe for DIY high tunnel. Lever bar included.
Bends 13-14' wide hoops that compress into ground posts for high tunnel.
Create heavy-duty low tunnels that will last for years.
Create heavy-duty low tunnels that will last for years.
Out Of Stock
Universal, for greenhouse and cold frame applications.
Keep your cold frame plants in their "comfort zone."
Prevents ground posts from deforming. Fits into 1 5/8" ground post.
Provides additional greenhouse ventilation in hot conditions.
Provides additional greenhouse ventilation in hot conditions.
Provides additional greenhouse ventilation in hot conditions.
Provides additional greenhouse ventilation in hot conditions.
Quickly adjust tunnel sidewalls and hold them at desired height.
Ultimate portability for your low tunnel benders.
Bend gothic arch-shaped bows to shed snow more efficiently.
Permanent solution for end walls — no need to replace wood!
Quickly fasten row covers to low tunnels.
Quickly fasten row covers to low tunnels.
For everything from small patch jobs to splicing large sheets together.
For everything from small patch jobs to splicing large sheets together.
Save time, money and make structures stronger.
Quickly fasten row covers to low tunnels.
Convenient system for securing high tunnel coverings.
A very versatile piece of greenhouse hardware.
For securing the ends of collar ties and angle braces to bows.
Convenient system for securing high tunnel coverings.