Two people working in a high tunnel.

Greenhouse and Tunnel Supplies

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Bends 12' wide rigid half-pipe for DIY high tunnel. Lever bar included.
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.
Keep your cold frame plants in their "comfort zone."
Provides additional greenhouse ventilation in hot conditions.
Provides additional greenhouse ventilation in hot conditions.