The sheet metal return air plenum boot features one-half inch acoustical lining with coated cut edges, connected to a return air opening in the top. Six wire hangers secure the assembly to the building structure. A return grille lays into the surrounding ceiling grid tees which are provided by others.
PLAN SECTION SHEET METAL RETURN BOOT 1/2" ACOUSTICAL LINING, WHEN SHOWN ON PLANS. COAT CUT EDGES CEILING GRID T'S BY OTHER RETURN GRILLE LAYS INTO CEILING GRID. SEE PLAN FOR SIZE (6) WIRE HANGERS TO STRUCTURE NECK SIZE X 12 RETURN AIR OPENING IN TOP DIMENSIONS ARE NET (INSIDE LINING) 8" MIN 12" 12" 24" MIN NECK SIZE
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