Growers Supply


GrowSpan Gothic Pro Greenhouse Systems

Ideal for the backyard hobbyist or the professional grower. The durable covering provides strength and elegance.

  • Frame is manufactured from highest quality USA-made, triple-galvanized structural steel tubing, with 4' rafter spacing.
  • End frame is constructed from strong 16-gauge, 1.5" square USA-made, triple-galvanized structural steel tubing.
  • Ends are covered with 8 mm twin-wall polycarbonate that offers superior insulating qualities and reduced heating costs and comes with a 10 year warranty.
  • Heavy-duty ground posts are included.
  • We do recommend using a baseboard. Our Recycled Plastic Lumber comes with a 50 year warranty and is sold seperately.
  • Double-layer top covering, with Inflation Fan Kit, is manufactured using an outer layer of our Sun Master® 6 mil, 4 year Greenhouse Film and an inside layer of our Sun Master® Infrared Anti Condensate Thermal Film that maximizes heat retention and offers excellent drip control.
  • Gothic Style is available with either Roll-Up or Drop-Down Sides. Drop-Down Sides use our 5.2 oz. greenhouse fabric and come complete with our "Twist-of-the-Wrist" Assembly.
  • Greenhouses include 4 purlins.
  • Units come equipped with a 36"W x 80"H heavy-duty, aluminum entry door, complete with 6 mm polycarbonate sections at top and bottom, stainless steel hinges and latch.
  • Optional Double Door Kit, sold separately.