PORTLAND AREA (503) 678-5525 TOLL FREE (877) 678-5525

5000 Series Greenhouse


  • Fast and easy to set up
  • Extremely affordable

GK Machine's commercial greenhouse system is efficient and affordable and offers the height needed for watering boom spraying and provides the space for efficient air movement and ventilation. The 5000 Series is available in your choice of standard clamp system or purlin strap system.

  • All bows, posts, purlins, wind braces are pre-punched and indexed for fast and easy assembly.
  • Instruction manual, parts checklist and all hardware is included with every package.
  • All bends are made hydraulically with a robotic bending system ensuring uniformity throughout formed components.

Our greenhouse packages include a professional greenhouse structure along with all of the cooling and ventilation supplies required for a year-round, weather-resistant growing experience. GK Machine offers everything from heaters, vents and thermostats to circulation fans, shutters and exhaust fans.


  • 20' or 24' or 30' wide
  • 4' - 5' – 6' Purlin spacing
  • Standard 5' sidewall
  • 3 – Purlin run
  • 2 – Corner wind-brace kit (48' or under)
  • 4 – Corner wind-brace kit (50' or longer)


  • Available with the standard clamp system or purlin strap system
  • Custom engineered end wall kits
  • Roll up side kits
  • Truss system for medium basket hanging
  • Custom support bracing for mechanical equipment
Phone: (877) 678-5525 | 10590 Donald Road NE | PO Box 427 | Donald, Oregon 97020-0427 email facebook googleplus youtube linkedin Copyright © GK Machine Inc. All Rights Reserved.