The Mindful Blog — high tunnel door

How to Install a high tunnel roll-up door NRCS Style Setup for Better Ventilation A good high tunnel roll-up door NRCS setup gives you fast ventilation, better summer airflow, and a clean way to open up the end wall without fighting a heavy framed door. This style uses reinforced poly, wiggle wire channel, a center roll bar, and a manual handle system so the whole panel rolls up evenly and stays put when it is open. If you are building out a tunnel for market gardening, backyard production, or an EQIP-style tunnel layout, this approach keeps things simple. It also...