An air terminal device connects to a sheet metal duct utilizing a minimum straight rigid duct length equal to three times the box inlet dimension, featuring a reheat coil with an operator and two access doors. Ductwork connections use a center bead slip coupling secured with a minimum of three sheet metal screws per side, or alternatively a quick-sleeve fitting. A twenty-four gauge galvanized sheet metal drawband with a gasket is fastened using one-quarter inch by two-and-three-quarter inch long bolts with nuts, maintaining specified minimum and maximum clearances.
GASKET DRAWBAND 1/2" MAX 1-1/2" MIN 1-1/2" MIN SHEET METAL DUCT OPERATOR QUICK-SLEEVE DUCT SLIP COUPLING REHEAT COIL ACCESS DOOR (2) NOTES: (1) DUCTMATE QUICK-SLEEVE MAY BE USED. USE CENTER BEAD SLIP COUPLING FOR DUCTWORK CONNECTION WITH MINIMUM 3 SHEET METAL SCREWS. (2) WHERE REHEAT COIL IS MOUNTED IN INLET DUCT (REFER TO SECTION 23 3314). DRAWBAND TO BE 24 GA. GALVANIZED SHEET METAL THREE SHEET METAL SCREWS PER SIDE 1/4"x2-3/4" LONG BOLTS WITH NUTS 1-1/2" MIN CLOSED POSITION AIR FLOW AIR TERMINAL DEVICE MINIMUM STRAIGHT RIGID DUCT LENGTH = 3 X BOX INLET
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