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T-Bar Modular Core Diffuser
Narrow ceiling grid dimples for 9/16" T-Rails
904 - Double Deflection Adjustable Aluminum Blade Grille For a 14" x 12" Duct Opening (front blades parallel to shortest dimension)
1" and 1 1/2"
True Round Fire Damper 2652-6 Smoke-Fire Damper T-Bar Modular Core Diffuserh3. Standard Features * Round 1 1 2 hour fire damper * Horizontal or Vertical installation * UL and California State Fire Marshall approved * Damper construction meets NFPA 90A requirements * Stainless steel curtain * 16 gauge steel frame * UL listed fusible link, 165 standard * All sizes utilize one main curtain stay * Galvanized finish h3. Options * MAR Mounting Angle Ring (sold in pairs 2 needed, 1 for each end)
