Carpet court Carpet court A carpet court is a type of tennis court. The International Tennis Federation defines carpet courts as a "textile surface of woven or non-woven nylon, or a polymeric or rubber material, typically supplied in rolls or sheets" and as a removable surface. It is one of the fastest court types second only to grass courts. The use of carpet courts in major professional competitions ended in 2009 to reduce injuries. There are two types of carpet court. The most common outdoor version consists of artificial turf infilled with sand. This type of carpet court became popular in the
Carpet structural weft threads alternate with a supplementary weft that rises at right angles to the surface of the weave. This supplementary weft is attached to the warp by one of three knot types (see below), such as shag carpet which was popular in the 1970s, to form the pile or nap of the carpet. Knotting by hand is most prevalent in oriental rugs and carpets. Kashmir carpets are also hand-knotted. Pile carpets, like flat carpets, can be woven on a loom. Both vertical and horizontal looms have been used in the production of European and oriental carpets. The warp threads