How to use greenhouse shade cloth.
A greenhouse shade cloth is a greenhouse accessory for controlling the amount of sunlight that reaches the plants inside the greenhouse. In order to use a greenhouse shade cloth the gardener must have the experience to decide how much sunlight should be appropriate for the plants to grow. In this context, it is worthwhile to know the different types of green house shade clothes.
The main purpose of the greenhouse hade cloth is to block the UV rays from the sun. The UV spectrum of the sun is a mixture of several colors and so the shade clothes are of different colors too. Depending on the shade cloth color and material, they can be classified into black shade clothes, white shade clothes, colored shade clothes and aluminet shade cloth. The different qualities of different shade clothes are listed here. Experienced gardeners decide on the shade cloth depending on the requirement of the green house.
Black shade clothes absorb the heat and white shade clothes reflect the heat. As a result white shade clothes makes the interior of the green house cooler and black shade clothes make the inside warmer. As for colored shade clothes, the color on the shade cloth is the color that is reflected by the material on the shade cloth, all the other colors pass through the shade cloth. Aluminet is a highly reflective material and is very effective at reflecting and diffusing the heat on the green house. The amount of air that passes through the shade cloth depends on the type of weave of the shade cloth. The air passage is an important factor in purchasing a greenhouse shade cloth.
Shade clothes are provided with accessories like plastic grip grommets and rope cleats. Use the manufacturer’s manual to install the shade cloth. Remember to fold and store the shade cloth when not in use, because the life efficiency of the shade cloth depends upon its exposure to sun. typically you should expect a 5 years life efficiency from a shade cloth.
Since black and aluminet shade clothes are often compared, so it is important to know the main points of difference between them. but before that this article intends to inform you about a high quality aluminet shade cloth called the aluminet 40-I greenhouse shade cloth from polysack. The shade % of the polysack aluminet is 40-45% and the diffused light transmission % is 72%. This recyclable shade cloth reduces heat build up and prevents irradiation damage.
Comparison between black and aluminet shade cloth:-
• With black shade cloth if you want the temperatures to cool down you will have to use fans. Due to the highly reflective nature of aluminet you do not need much of the fans.
• Aluminet works more effectively like a thermal blanket allowing ventilation of air and thus maintaining optimum conditions of temperature and humidity.
• Aluminet shade clothes have more diffusing ability than the black shade clothes. 