B. Square Flex Arch

(90° Outside Corner)

Flannery's Square Flex Arch Corners are perfect for archways and curved walls. Flexible Square Corners are standard extruded vinyl and create 90° angles for the corners of your archways or walls. Install with nails, screws, construction staples, or adhesive.

Flannery offers a variety of lengths for its 90 degree Square Flex Arch including 8' and 10' straight lengths, as well as 100' coils. Flexible Drywall Corners in 100' coils are an efficient solution to drywall corner installation. They allow the installer to cut any length of trim necessary to complete the job without butt joints or the excess waste from cutting a piece of trim down to size. They also save you on shipping since our 100' coils can be shipped through UPS.

Square Flex Arch Coils

*100' Coils can be shipped UPS for lower shipping costs and added convenience.

Installation Details

This website presents general guidelines and suggestions for the installation of Flannery trims and products. The purpose of these general guidelines and suggestions is to aid in a successful drywall or stucco finish based on the Uniform Building Code and industry standards. No website or catalog can address all of the unique specifics or installation details that occur from one project to another. Flannery recommends that every installer be familiar, or become acquainted with, common drywall and stucco trim installation practices before installing any of Flannery's many trims and products. Flannery also recommends that the specifying architect, engineer, and general contractor be consulted with as well. This website replaces and renders obsolete all previous publications by Flannery; including catalogs, pamphlets, or other forms of literature.