Adjustable shading agent
Q4 White is an extremely weatherproof and optimally adjustable shading agent specifically designed for glass, plastic film, polycarbonate and acrylic. Even at lower shading percentages Q4 White will not cause excessive wear to the ridge and it is very wear resistant, yet easy to remove with Removit. Q4 White is the best maximum weatherproof screen product on the market. Q4 White is patented.

Minimal wear
User experiences show minimal wear off on the apex of the roof with the use of Q4 White. It is very important to shade the top of the greenhouse because the sunlight shines from early morning until late evening. Besides that, the apex of the greenhouse roof is most vulnerable to rain, hail and wind. That wear off on the apex is minimal with Q4 White. Many growers consider that a very good and desirable property of Q4 White.

Shading percentage
With Q4 White it is possible to choose the most optimal shading percentage per crop. The right shading percentage can be chosen by diluting the appropriate amount. The graph below shows the shading percentage relative to the number of buckets per hectare of Q4 White.
Lifespan is measured in average European weather conditions.

Extreme weather conditions may slightly affect the values specified.

Removal

Q4 White can easily be removed from the greenhouse at any moment with the use of Removit. Some rain will wash off Q4 White after applying Removit in the right dosage. Q4 White also can be washed off manually when it does not rain for a long time.

Please note

Do not use Q4 White in combination with other shading products. Prevent the product from entering the basin during application or removal. Store frost free.

Environment

Q4 White contains no environmentally harmful ingredients and meets the Dutch Decree on protection against waste.

More information

What is a shading agent?

What is the difference between Q3 and Q4 white