Make crop rotation easy, avoid soil nutrient depletion and prevent buildup of soil-borne diseases with GrowSpan Rolling Premium High Tunnels.

• Get all the benefits of high tunnel production–enhanced crop yield and quality, and an extended growing season–plus the ability to rotate your crops.
• Smooth rolling action with pipe track rollers allows you to move your high tunnel from one section of your field to another.
• Frames are manufactured from 14-gauge, 1.90" OD USA-made, triple-galvanized structural steel tubing. Five rows of purlins ensure durability.
• Our SunMaster® 6 mil 4 year Greenhouse Film is made from strong copolymer resin, with tri-layer construction and UV additives. This film offers 92% light transmission and comes with a 4 year warranty.
• Includes heavy-duty partial wall end framing and extra durable wind bracing.
• Triple-zippered end panels, manufactured from 10 oz., 22 mil premium rip-stop translucent fabric, come complete with fabric clips for attaching.
• Roll-up sides, with our exclusive "Twist-of-the-Wrist" Roll-Up Assembly, make four-sided ventilation simple.
• Rafter spacing: 4'.