We're considering getting ducted AC for the top floor of our home. The AC unit will sit in the attic and there will be a vent above the window in each room. I found some vent covers that are minimalist and absolutely perfect for our modern home but have no idea where to source them as they are European. Any ideas Houzzers? Here's the info on them:

This is the application I'm looking for: http://clim-efpservices-66.com/nos-realisations-diffuseur-gainable-decoratif.html

This the company that makes them: http://www.baillindustrie.com/UK/GRILLES-DECO-DETAIL.awp?P1=DIFFCONTWHITE

More examples: https://www.google.com/search?q=grilles+deco&safe=off&espv=2&biw=1440&bih=778&source=lnms&tbm=isch&sa=X&ved=0ahUKEwjbhZ654_3MAhVI5GMKHZCSD0AQ_AUIBygC#safe=off&tbm=isch&q=+Diffuseur+gainable+d%C3%A9coratif&imgrc=_

Thanks in advance for any help!