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Greenhouses | Supermaxi Features & Specifications


  • A wide 12.5 meter truss provides super efficiency.
  • Modular construction allows simple cost effective growth.
  • The galvanized high tensile steel frame giving increased cover life.
  • Top quality inflatable twin skin covers cut heating costs by half over traditional coverings.
  • Premier high technology covers minimize condensation reducing diseases and help control insect pests.
  • Harford Greenhouses patented Cliplock© System two piece cover fastening saves time and money when repairing and recovering.
  • Huge 45% floor area ventilated by gull-wing vents ensures complete control of the interior environment.
  • University tested wind and crop loaded structure withstands winds up to 50 meter per second.
  • Large heavy duty walk-in gutter system designed to take heavy tropical downpours on the outside while the inside profile minimizes shadow on the crop and provides anti drip condensation run.
  • An option of white powder coating. 



Single or gutter connected 12.5 meter spans extendable length ways in 3 meters modules.


Double gull-wing ridge vents 5.8 meters wide.


Single, double or triple door openings at any location.


Single or three phase gear motors as standard. Temperature, wind and rain control systems available up to fully computerized environmental control system. All built to customers specification. 

Misting and fogging systems can be supplied if required.

Contact Information  

47 Forge Road,Silverdale,

Auckland 0932, New Zealand

Tel: 09 426 0606

Fax: 09 426 0607

email: This email address is being protected from spambots. You need JavaScript enabled to view it. 

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