ClearSpan Colossal High Tunnels

42'W Colossal High Tunnels, also known as hoop buildings, provide more space for growing and tending your crops. Extend your growing season! Let a ClearSpan High Tunnel enhance growth, yield and quality! Outgrow your competition. Grow all year long!

• Constructed from 14 gauge, 1.90"OD Allied Gatorshield structural steel tubing.
• Vertical, 1.90"OD center row supports add strength and durability.
• Sidewall height: 4'. Ridge height: 15'.
• Cover is single layer, 4 year 6 mil greenhouse film.
• Easy to ventilate with our exclusive "Twist of the Wrist" roll-up curtain assembly.
• Ends are manufactured from 10 oz. rip-stop, translucent fabric with four zippers, and can be completely rolled up out of the way.
• Ground posts and three rows of purlins are included.
• Top and bottom base boards are recommended. Our recycled plastic lumber, sold separately, is ideal.