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Fenster, Türen, Wintergärten

In addition to foil coverings, white UPVC profiles and high-build varnishes, there are many other types of surfaces for windows, doors and winter gardens – resulting in different requirements for the use of our products. Requirements, which we always like to deal with and for which we always find a solution to. Our mission is, that our solutions do not only convince on various surfaces, but also in any place: Regardless of whether the products are used for a mobile repair  to be used at the customer, as a production means in industrial use or as a valuable aid in the carpentry workshop. Furthermore, our products withstand wind and weather which is confirmed by accredited institutes: ift Rosenheim, for instance, attests our product Premium Window Pen weather resistance according to EN513/ISO4892-2 (test number 12-001800-PR02), which is also requested by RAL GZ 716/1. Beyond this, we, as manufacturers, grant a five year guarantee.
Just download: in the PDF you will find a list of the most popular Renolit, Cova and Hornschuch colours for the Premium Window Pen as well as their allocation to the standard foils of the major window profile manufacturers with their individual, partially deviating, colour designations.

Sets and Assortments


The big assortment for windows, doors and winter gardens. Equipped with Hard Wax PLUS and PREMIUM Window Pen... » more


The 'little brother' of our Universal Kit. Also equipped with Hard Wax PLUS and PREMIUM Window Pen ... » more


Ideal for the requirements in the UPVC window sector for on-site use. » more

To mix the right colour with the two-component filler and for the quick repair of major damage. » more

To remove scratches and slight abrasion to dyed UPVC profiles. » more