Dry wall extrusion grille

  • US 9,765,988 B2
  • Filed: 01/06/2014
  • Issued: 09/19/2017
  • Est. Priority Date: 01/06/2014
  • Status: Active Grant
First Claim
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1. A dry wall extrusion grille comprising:

  • a frame,a linear bar grille located in said frame comprised of vanes and cross members that direct a flow of air,pre-perforated through holes,indented slots, anda flexible mounting flange located between a top and bottom edge of the frame and extending outwardly from said frame;

    said indented slots defined as small recesses in said flexible mounting flange that receive plaster, joint compound or mud, said pre-perforated through holes located in the flexible mounting flange.

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