Tackless trip

Wood or metal strips fastened to the floor near the walls. The strips have two or three rows of pins angled up toward the walls on which carpet backing is fastened during a stretch-in installation.



Tensile strength

The strength along the length of a fiber.



Terrazzo

A smooth multicolored floor made of marble or stone chips embedded in a cement binder, then highly polished. Traditionally terrazzo floors are poured and set on site, but manufactured terrazzo tiles are also available.



Texture

Visual and tactile surface characteristics of carpet pile including such aesthetic and structural elements as high-low and cut-and-loop patterning, yarn twist, pile erectness or lay-over, harshness or softness to the touch, luster, and yarn dimensions.



Tuft

A cluster of yarns drawn through a fabric and projecting from the surface in the form of cut yarns or loops.



Tuft bind

The force required to pull a tuft from a carpet.



Tufted

A method of manufacturing carpet. Tufts of fiber are inserted through a carpet backing to create a pile of cut and/or loop ends.



Twist

Winding the fiber around itself to strengthen a fiber's resistance to crushing.



Twist Level

Twist level is the number of turns per inch of yarn.



Two-ply

Most common yarn ply. Two single yarns are twisted together, then heatset to maintain their twisted configuration. Can be used in either cut or loop pile carpet.