The Arc Inc. external corner is a rugged, flexible, preformed corner tape for covering joints to prevent moisture penetration and provide a sound foundation for tile or stone overpayments. It also acts as anti-fracture protection between substrates and hard surface coverings.
Features
Use to cover joints between ARC TrueDEK shower foundations and surrounding tile backer and to cover joints between tile backer panels
Bonds well with TANK/10 waterproofing compound
Dimensions
Width: 4-3/4″ overall; 1″ mesh edges; 2-3/4″ center
Length: 11″ overall; 5-1/2″ each leg
Thickness: approximately 1mm
Invert to embed over outside corners
Impermeable center polyester (blue) areas
Use where three surfaces interface at 90°
Fill gaps beneath tape that are 1/8″ wide or more using latex caulk or thin-set mortar (do not use silicone)
Remove all dirt, debris, and contaminants from surfaces before embedding tape. Surfaces must be completely dry before embedding tape
The corner is not designed as a worn surface; it is covered with tile, stone, or other appropriate material
