An acoustical flex duct spans between two lined plenums mounted to ceiling diffusers on opposite sides of a partition wall. Return and exhaust air grilles integrate into the ceiling grid with ceiling grid clips attached by sheet metal screws. The duct connections require a minimum of two sheet metal screws per side and sealing with medium pressure duct sealer.
CEILING LINED PLENUM (TYP.) WALL 1 2 4 3 NOTES ATTACH TO CEILING DIFFUSER W/ SHEET METAL SCREWS MIN. 2 PER SIDE & SEAL WITH MEDIUM PRESSURE DUCT SEALER. RETURN/EXHAUST AIR GRILLE. SEE FLOOR PLANS FOR SIZES. PROVIDE CEILING GRID CLIP AT TWO OPPOSITE SIDES OF GRILLE. ATTACH TO GRILLE WITH SHEET METAL SCREWS. ACOUSTICAL FLEX DUCT, SEE FLOOR PLANS FOR SIZE. 1 2 3 4
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