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.
Create heavy-duty low tunnels that will last for years.
Create heavy-duty low tunnels that will last for years.
Bends 13-14' wide hoops that compress into ground posts for high tunnel.
Bends Gothic arch-shaped bows to shed snow more efficiently.
Bends 12' wide rigid half-pipe for DIY high tunnel. Lever bar included.
Create heavy-duty low tunnels that will last for years.
Out Of Stock
Provides additional greenhouse ventilation in hot conditions.
Provides additional greenhouse ventilation in hot conditions.
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.
Quickly adjust tunnel sidewalls and hold them at desired height.
Bend gothic arch-shaped bows to shed snow more efficiently.
Permanent solution for end walls — no need to replace wood!
Ultimate portability for your low tunnel benders.
Out Of Stock
Quickly fasten row covers to low tunnels.
For everything from small patch jobs to splicing large sheets together.
Quickly fasten row covers to low tunnels.
Quickly fasten row covers to low tunnels.