Aluminum Rapid Mount Frame / Plaster Frame Titus mounting frames make installation of grilles, diffusers and other ceiling components in plaster and sheet rock ceilings as simple as inserting them in a standard T-bar type ceiling. For typical applications, the frame has adjustable fastening clips which adapt to a variety of plaster and sheet rock ceiling thicknesses.

The CRD-2 is a UL555C classified damper designed to limit the radiant heat transfer through an opening in the ceiling membrane of a fire-resistance rated floor/ceiling assembly of three hours or less.

Steel Single Deflection Return Grille with ¾” blade spacing, 35° fixed deflection, Blades parallel to the long dimension