Two people working in a high tunnel.

Greenhouse and Tunnel Supplies

42 Products
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Bends Gothic arch-shaped bows to shed snow more efficiently.
Create heavy-duty low tunnels that will last for years.
Create heavy-duty low tunnels that will last for years.
Provides additional greenhouse ventilation in hot conditions.
Universal, for greenhouse and cold frame applications.
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.
Keep your cold frame plants in their "comfort zone."
Provides additional greenhouse ventilation in hot conditions.
Bend gothic arch-shaped bows to shed snow more efficiently.
Quickly adjust tunnel sidewalls and hold them at desired height.
Permanent solution for end walls — no need to replace wood!
Ultimate portability for your low tunnel benders.
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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.
For everything from small patch jobs to splicing large sheets together.
Convenient system for securing high tunnel coverings.
A very versatile piece of greenhouse hardware.
Convenient system for securing high tunnel coverings.
Save time, money and make structures stronger.