Eliminates inside ceiling corner cracking due to truss uplift of interior partition walls. Attaching your framing to Truss Backing Angle eliminates this risk entirely, allowing trusses to expand and contract independently while the drywall along your inside corners stays firmly in place. Backing Angle may also be used where blocking is missing on inside corners. Thick vinyl flange helps screws start easier. Truss Backing Angle may be white or random colors.
Truss Backing Angle Installation Guide
General Corner Bead Installation Instructions
Truss Backing Angle Submittal Sheet R1
SDS - Rigid Vinyl Drywall Accessories 01Aug2018
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