Seitz is a part of the Dometic group. Dometic Seitz supply a range of windows to several caravan, motorhome and campervan builders across Europe. They also manufacture a range of rectangular framed windows called S4, which are suitable to fit caravans and motorhomes and are fitted to some caravans and motorhomes but are extensively used in campervan conversions.
S4 windows have a black frame rectangular frame and include an integral blind and flyscreen. S4 windows are available in a wide range of sizes. In the event that you need to replace the window the dimension of the window is included in the Dometic Seitz trademark on the window.
Heki rooflights are also manufactured by Dometic Seitz. Heki acrylic double-glazed opening rooflights come in a range of sizes and are fitted to a wide range of caravans, motorhomes and campervans built in Europe.