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GrowSpan Round Premium Greenhouse Kit - 12'W x 12'L

by FarmTek
Original price $7,599.00 - Original price $8,195.00
Original price
$7,599.00 - $8,195.00
Current price $7,599.00
Package: Greenhouse Only

These greenhouses are suitable for the backyard hobbyist or the professional grower. The twin-wall polycarbonate covering provides strength, durability and elegance. Clear sheets are flame retardant, will not discolor and have up to 78% light transmission.

  • Frame is manufactured from highest quality USA-made, triple-galvanized structural steel tubing.
  • End frame is constructed from strong 16-gauge, 1.5" square USA-made, triple-galvanized structural steel tubing.
  • Ends and top covering are constructed from our 8 mm twin-wall polycarbonate sheets that are light in weight, virtually unbreakable and come with a 10 year warranty.
  • Panels contain UV inhibitors which prevent degradation.
  • Built-in condensate control eliminates water droplet formation for a healthier plant environment.
  • Units come equipped with a 36"W x 80"H heavy-duty aluminum entry door, complete with 6 mm polycarbonate sections at both top and bottom, stainless steel hinges and latch.
  • Optional single door kit for the back, sold separately.
  • Heavy-duty ground posts are included. Baseboards are recommended. Our Recycled Plastic Lumber is ideal and comes with a 50 year warranty.
  • Save hundreds of dollars on equipment and accessories when you purchase the Greenhouse System. We've done all the calculations for you. The size and quantity of items are determined by the size of your greenhouse.

GrowSpan Premium Systems include:

  • HeatStar Blue Flame Heater, with built-in 110 V blower fan and thermostat, in your choice of natural gas or propane. Heater is not for use at altitudes above 4,500'.
  • ValuTek™ Direct-Drive Exhaust Fan with shutters.
  • ValuTek™ Motorized, Heavy-Duty Aluminum Intake Shutters.
  • ValuTek™ Hanging Air Combo Circulation Fan.
  • DuroStat™ NEMA 4 Dual-Voltage,Waterproof Thermostat.
  • Please note that size and quantity of items are determined by the size of your greenhouse. Please contact us for more details.


    • Size: 12'W x 8'1"H x 12'L
    • Heater: Propane
    • Weight: 982.00000


    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.

    Our customers choose us because:

    Exceptional Support

    We want to hear from you! We strive to set the industry standard in Customer Service. Have a question or concern? Call us at (833) SPROUT2!

    Have feedback that could help us improve how we serve our customers? We're here for you!

    While many retailers strive to minimize customer engagement, we encourage it!

    Lowest Price Guarantee

    We work tirelessly to ensure that we offer the absolute best prices online! If you find another online store that offers a lower price than us within 30 days of your purchase, please let us know and we will refund your original payment for the difference. It's that simple.


    Free Shipping

    Always. No exceptions.

    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.

    We stand by our partners.

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