Two people working in a high tunnel.

Greenhouse and Tunnel Supplies

42 Products
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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.
For securing the ends of collar ties and angle braces to bows.
Save time, money and make structures stronger.
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.