Two people working in a high tunnel.

Greenhouse and Tunnel Supplies

42 Products
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Sale
Create heavy-duty low tunnels that will last for years.
Sale
Bends 13-14' wide hoops that compress into ground posts for high tunnel.
Sale
Bends Gothic arch-shaped bows to shed snow more efficiently.
Sale
Bends 12' wide rigid half-pipe for DIY high tunnel. Lever bar included.
Sale
Create heavy-duty low tunnels that will last for years.
Out Of Stock
Sale
Create heavy-duty low tunnels that will last for years.
Out Of Stock
Sale
Keep your cold frame plants in their "comfort zone."
Sale
Prevents ground posts from deforming. Fits into 1 5/8" ground post.
Sale
Provides additional greenhouse ventilation in hot conditions.
Sale
Universal, for greenhouse and cold frame applications.
Sale
Provides additional greenhouse ventilation in hot conditions.
Sale
Provides additional greenhouse ventilation in hot conditions.
Sale
Provides additional greenhouse ventilation in hot conditions.
Sale
Bend gothic arch-shaped bows to shed snow more efficiently.
Sale
Quickly adjust tunnel sidewalls and hold them at desired height.
Sale
Quickly fasten row covers to low tunnels.
Sale
Quickly fasten row covers to low tunnels.
Sale
Quickly fasten row covers to low tunnels.
Sale
For everything from small patch jobs to splicing large sheets together.
Sale
Save time, money and make structures stronger.
Sale
Quickly fasten row covers to low tunnels.
Sale
For securing the ends of collar ties and angle braces to bows.
Sale
For everything from small patch jobs to splicing large sheets together.
Sale
A very versatile piece of greenhouse hardware.
Sale
Convenient system for securing high tunnel coverings.
Sale
Convenient system for securing high tunnel coverings.
Build your own durable, professional-grade high tunnel.