And a proper climate.
Several blackout screen cloths have been developed for crops that are sensitive to the number of daylight hours to which they are exposed. Cloths can be installed as part of any system and in various types of greenhouse, horizontal or vertical, or a combination of both.
A choice exists between aluminium or white topside coatings depending on their purpose, i.e. energy saving or cooling. Options also exist for white or black underside coatings, white increases growing light intensity. All screen cloths meet the strictest safety standards currently in force.