Paper-Backed Lath

Definition

Paper-backed lath is rectangular sheets of gypsum plaster applied to interior walls to provide a smooth finished surface with a thin layer of paper acting as a vapor retarder.

Purpose

Paper-backed lath is used in plastering to create a smooth, even surface for interior walls. The paper backing also acts as a vapor barrier, helping to control moisture and improve the durability of the plaster.

Examples of Use

• Interior Walls: Used as a base for plaster in residential and commercial buildings.
• Ceilings: Applied to ceilings to provide a smooth, durable surface for plaster finishes.
• Renovations: Used in remodeling projects to repair or upgrade existing plaster walls.

Related Terms

• Lath: A base material, such as metal or gypsum, used to support plaster or stucco.
• Plaster: A mixture of lime, sand, and water applied to walls and ceilings for a smooth finish.
• Vapor Retarder: A material that restricts the flow of moisture through walls and ceilings.

Notes

• Installation: Proper installation of paper-backed lath is essential to achieve a smooth, durable plaster finish.
• Compatibility: Ensure compatibility with the plaster mix used for the best results.