Determining the replacement blade size for your Seitz/Dometic window

Need to replace the blade in your Seitz/Dometic Window?

The easiest way to determine the correct blade size for your Seitz/Dometic window is done by measuring the outside edge of the internal frame and then minusing 30mm. If you get those measurements, that will give you the height and width you need to to order the correct size replacement blade.

This measurement guide is applicable to the following Dometic Windows:

  • Mobicool Windows (Old Style)
  • Mobicool Windows (New Style)
  • S7P
  • S4

How to measure size for replacement Dometic window blade