Unsure about some of the options? Find them described in detail here. If you're still unsure, simply choose after your best knowledge or leave the choice open. We are happy to help you to make a more informed decision later. 

And if you're really uncertain, there is always the simple option of our many beautifully equipped ready-built models :)

All prices displayed in € ex VAT. If VAT applies, this will be calculated once you hit “submit”.