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wat extra duurzaamheid en stevigheid oplevert
herbs and vegetables (open base
Two side windows provide ventilation
and for overwintering tub plants in a sheltered
Both the choice of materials and the finish are of the same high quality
automatische raamopener dubbele veer Humuforte wat extra duurzaamheid en stevigheidThe automatic roof window opener with double spring regulates the ventilation of your greenhouse window fully automatically, without you having to keep checking it yourself. The system works with a cylinder filled with special wax that reacts to temperature: when it gets warmer in the greenhouse, the window opens; when it cools down, the window closes again. This keeps the climate in your greenhouse better balanced, even when you are not there. It is
US$ 123.63
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