- Country of manufactureNetherlands
Witvast and La blanche
The powders LA Blanche and Witvast are an economic product for shading which is used for drawing temporary shading on greenhouses. Thanks to the developed and tested formula, it forms an effective white barrier against too large amount of a sunlight and heat which can be used in all types of greenhouses worldwide. Witvast has good wear resistance up to 2 months, wear resistance for La Blanche, makes 4 months. Shading will be gradually erased, it means that the effect of shading decreases slowly, and there is no need for a product for cleaning
In the spring and in the summer the level of illumination increases, and temperature increases. For the benefit of production and quality of crops they need to be protected from excessive heat and light. Shading of La Blanche or Witvast Powder will reduce greenhouse temperature, will prevent a stress for plants, burns for fruits, decrease and loss of a harvest. La Blanch and Vitvast block all coming world.
The powder La Blanche and Witvast needs to be diluted with clear water. Degree of shading depends on coefficient of dilution and quantity of bags from hectare. Standard speed of dilution - 1 bag on 25 kg on 100 liters of water. The product should be put in dry weather and to allow it to dry. It is possible to use a simple manual sprayer with working baypasy. At the correct mixing it does not get littered and does not harm the pump. Rinse the equipment after use.
Quantity of bags, hectare of % of shading for all rays of light
from 7 from 50-55%
from 9 from 60-65%
from 12 from 80-85%
The practical experience shows that 25 kg are enough for a zabelivaniye 500-700m2 a roof
When drawing manually about 1500 l of the sprayed liquid on 1 hectare
- It is economically effective. One drawing during a season is usually enough.
- Idle time in use.
- Does not damage the greenhouse.
- Wearproof; Also 4 months for La Blanche Last up to 2 months for Witvast.
- No cleaners are required
Fill a tank with clear water. Add the powder Witvast or La Blanche to water. Stir and add water. It is recommended to use the mechanical mixer or baypas.