David Bolton Recessed Access Panels in Finished Ceilings: The Cam Latch and Flange Decisions That Happen After the Drywall Goes Up Why This Guide Exists This article is for contractors, facility managers, and project architects who have been burned by a recessed access panel that did not sit flush, required a finish callback, or ... access panels cam latch commercial construction drywall bead flange recessed access door May 21, 2026