Bus routes operating in DC or Maryland use only a number, or a letter and a number, as noted below.
The two main types of carpet construction are defined by the way the carpet fibers are attached to their backing. Loop pile means the fibers are bent into little loops. Itâs a very durable, stain-resistant carpeting, but has a low profile and limited cushioning. Level loop is also called Berber.
Different types of floors and their protection needs. 1  Carpet or large area rugs â Carpet and rugs can be the toughest floor types to clean because stains and smells can soak in all the way to the padding. 2  Some carpets do come with a sealant already on them, which helps repel stains.