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Gothic Max High Tunnels

Gothic Max High Tunnels with poly film can help you create a more optimum environment to meet your growing needs, increase your yield, and improve the quality of your crops. Ideal for a wide variety of crops, these high tunnels offer temperature control and protection from wind, rain, disease, and predators. The drop-down sides allow for more or less ventilation depending on your needs.
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  • Frames are constructed with our 14-gauge USA-made, triple-galvanized structural steel tubing. Tunnels up to 26’W use 1.66” OD pipe and 30’W tunnels use 1.9” OD pipe.
  • Our 6 mil 4-year clear film is made from strong copolymer resin with an anti-static additive that repels dust and dirt and keeps the light shining through. This film, with tri-layer construction and UV additives, offers 92% light transmission and comes with a 4-year warranty.
  • Choose Roll-Up or Drop-Down Sides manufactured to control the air entering the high tunnel and provide four-sided ventilation.
  • Includes our exclusive "Twist-of-the-Wrist" Assembly, complete with all necessary hardware for installation.
  • Roll-up doors utilize our Hand-Crank Assembly, and end panels are manufactured from 10 oz., 22 mil translucent fabric. The 20’W tunnels have a 16’W x 10’H door, and the 26’ and 30’ W tunnels have 20’W x 10’H door
  • Purchase 4 x 4s locally by the owner to strengthen and finish off the ends.
  • 4' rafter spacing.
  • 6' sidewalls provide additional, valuable growing space.
  • Heavy-duty ground posts are included.
  • Baseboards are required to attach Drop-Down Sides. Our Recycled Plastic Lumber, sold separately, comes with a 50-year warranty and is ideal.

Also Available Separately:

  •  shade cloth
  • Covering: 5.2 oz.,12 mil Clear Woven
  • Ridge Vent Kit
  • Rafter Kits 


** Note **

Covering: Available with Our 5.2 oz.,12 mil Clear Woven Greenhouse Covering, comes with a 4-year warranty. With added UV inhibitors, this cover offers 85% light transmission, has excellent cold-crack resistance, and will not tear. Please get in touch with the office at 1-800-531-4769


Structure: For additional strength and durability, particularly in heavy snow areas, add our High Tunnel Rafter Kits or our Support Kits. Please get in touch with the office at 1-800-531-4769

Available with Optional Ridge Vent Kit, available only on units with 5.2 oz. Clear greenhouse cover allows control over ventilation and temperatures within the high tunnel during the hot summer months. Please get in touch with the office at 1-800-531-4769


Structure Sizes: This affordable frame comes in various sizes to accommodate. Please get in touch with the office at 1-800-531-4769