Moroccan Carpets/Rugs (Casablanca)

Hello everybody, I want to buy a number of traditional Moroccan carpets/rugs/kilims (more than Protected content I heard about some places where there is a weekly market is held for that stuff, where makers came from villages to sell their work , e.g in Agadir, Khenifra and Taznakht.
My question: Do anybody know any other markets like this? What is your suggestion in terms of quality and price?