Selvage Roofing Definition

Designed for nail placement and sealant.

Selvage roofing definition.

Selvage the non exposed area on rolled roofing. 2 a specially defined edge of the material lined for demarcation which is designed for some special purpose such as overlapping or seaming. Breather type with fiberglass backing to reduce wrinkles and buckles. 1 an edge or edging that differs from the main part of a fabric granule surfaced roll roofing or cap sheet or other material.

Area does not tie into any other roofs. That portion of roll roofing overlapped by the succeeding course to obtain double coverage. A narrow border often of different or heavier threads than the fabric and sometimes in a different weave. A selvage or selvedge is a self finished edge of a piece of fabric which keeps it from unraveling and fraying.

In knitted fabrics selvages are the unfinished yet structurally sound edges that were neither cast on nor bo. An edge as of fabric or paper meant to be cut off and discarded. The edge on either side of a woven or flat knitted fabric so finished as to prevent raveling specifically. The term self finished means that the edge does not require additional finishing work such as hem or bias tape to prevent fraying.

A bituminous waterproofing agent used in various types of roofing materials.