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GrowSpan Gothic Premium High Tunnel - 20'W x 14'H x 48'L

by FarmTek
Original price $8,849.00 - Original price $8,849.00
Original price
$8,849.00 - $8,849.00
Current price $8,849.00
Material: Film w/Roll-Up Sides

GrowSpan Gothic High Tunnels, with 6'H sidewalls, sufficiently modify the environment to enhance crop growth, quality and yield.

Ideal for a wide variety of crops, these high tunnels offer temperature control and protection from wind, rain, disease and predators. New taller high tunnels offer more growing space and increased ventilation!

  • Frames are constructed with our 14-gauge USA-made, triple-galvanized structural steel tubing. 20'W tunnels use 1.66" OD pipe.
  • Available with either our superior PolyMax® 5.2 oz., 12 mil thick Clear Woven Greenhouse Covering or our Sun Master® 6 mil 4 year Clear Greenhouse Film.
  • Our PolyMax® 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.
  • Our Sun Master® 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 from our 5.2 oz. fabric, 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, which utilize our Hand-Crank Assembly, and end panels are manufactured from 10 oz., 22 mil translucent fabric.
  • 20'W units have 16'W x 10'H doors.
  • Purchase 4 x 4s locally to strengthen and finish off the ends.
  • 4' rafter spacing.
  • For additional strength and durability, particularly in heavy snow areas, add our High Tunnel Rafter Kits or our Support Kits.
  • 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.


    • Length: 48'
    • Width: 20'
    • Height: 14'
    • Cover Material: Sun Master Film
    • Frame Material: USA-made, triple-galvanized structural steel tubing
    • Door Style: Roll Up or Drop Down
    • Pipe Diameter: 1.66" OD
    • Weight: 1737


    Order Confirmation

    As soon as you place your order, you will receive an order confirmation e-mail. This means that we have received your order in our system and pre-authorized your credit card for the purchase.

    As soon as we receive your order, we automatically reach out to our suppliers to confirm that it is in stock and available for immediate shipment.

    If your item is on backorder or unavailable, we will reach out to you via e-mail to discuss the delays in shipping.

    Order Shipment

    We will send you tracking information within 4 hours of your order leaving the warehouse to the e-mail address your provide when checking out.

    If you do not receive tracking information from us within 6 business days of your order, feel free to follow up with us at

    Shipping Services

    Our products always ship FREE via FedEx, UPS, USPS, or in the case of oversized items, via regional freight carriers.

    Shipping times vary based on the item and your location, but delivery can be expected within 2-7 days of leaving the warehouse. If you have questions or need expedited delivery, please reach out to us and we will work to accommodate your specific needs!

    At SproutRite, we are fully committed to providing our customers with the very best products and customer service. We fully believe in going the extra mile to ensure that each customer is 100% satisfied with his purchase.

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    Industry Best Partners

    We are not a resell shop or discount retailer that is here today and gone tomorrow. We work diligently to maintain long-term relationships with the garden industry's top manufacturers to bring you the highest quality and most innovative products available in today's market.

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