Two people working in a high tunnel.

Greenhouse and Tunnel Supplies

43 Products
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Quickly fasten row covers to low tunnels.
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.
Ultimate portability for your low tunnel benders.
Create heavy-duty low tunnels that will last for years.
Save time, money and make structures stronger.
For everything from small patch jobs to splicing large sheets together.
Bends Gothic arch-shaped bows to shed snow more efficiently.
Bends 12' wide rigid half-pipe for DIY high tunnel. Lever bar included.
Build your own durable, professional-grade high tunnel.
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.
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.
Provides additional greenhouse ventilation in hot conditions.
Convenient system for securing high tunnel coverings.
Bend gothic arch-shaped bows to shed snow more efficiently.
Universal, for greenhouse and cold frame applications.
Convenient system for securing high tunnel coverings.
Permanent solution for end walls — no need to replace wood!
A very versatile piece of greenhouse hardware.