DOOR GRILLES Type: V-shaped louvers of 20 gage thick steel, 1 inch deep on ½ inch centers Frame: 20 gage steel with auxiliary frame to give finished appearance on both sides of door, with factory prime coat finish. LOUVERS Louvers: As specified in Division 15: Mechanical. Type: 4 or 6 inch deep with blades per design and application on 45 degree slope with center baffle and return bend, heavy channel frame, bird screen with ½ inch square mesh for exhaust and ¾ inch for intake Fabrication: 16 gage thick galvanized steel thick extruded, welded assembly with factory prime coat, baked enamel, anodized or fluoropolymer spray finish per design and application, color to be selected Mounting: Furnish with interior, exterior, flat flange angle flange, screw holes in jambs or masonry strap anchors for installation per design. LOUVER PENTHOUSE Fabricate louver penthouses with mitered corners and reinforce with structural angles. Louver Penthouse: As specified in Division 15: Mechanical. Type: All welded assembly with 4 inch deep louvers, mitered corners with factory prime coat, baked enamel, anodized or fluoropolymer spray finish per design, color to be selected. ROOF HOODS Fabricate air inlet or exhaust hoods in accordance with SMACNA HVAC Duct Construction Standards - Metal and Flexible. Fabricate of reinforced galvanized steel, minimum 16 gage base and 20 gage hood. Provide removable hood; bird screen with ½ inch square mesh for exhaust and ¾ inch for intake and factory, prime coat, baked enamel finish per design, color to be selected.
DOOR GRILLES Type: V-shaped louvers of 20 gage thick steel, 1 inch deep on ½ inch centers Frame: 20 gage steel with auxiliary frame to give finished appearance on both sides of door, with factory prime coat finish. LOUVERS Louvers: As specified in Division 15: Mechanical. Type: 4 or 6 inch deep with blades per design and application on 45 degree slope with center baffle and return bend, heavy channel frame, bird screen with ½ inch square mesh for exhaust and ¾ inch for intake Fabrication: 16 gage thick galvanized steel thick extruded, welded assembly with factory prime coat, baked enamel, anodized or fluoropolymer spray finish per design and application, color to be selected Mounting: Furnish with interior, exterior, flat flange angle flange, screw holes in jambs or masonry strap anchors for installation per design. LOUVER PENTHOUSE Fabricate louver penthouses with mitered corners and reinforce with structural angles. Louver Penthouse: As specified in Division 15: Mechanical. Type: All welded assembly with 4 inch deep louvers, mitered corners with factory prime coat, baked enamel, anodized or fluoropolymer spray finish per design, color to be selected. ROOF HOODS Fabricate air inlet or exhaust hoods in accordance with SMACNA HVAC Duct Construction Standards - Metal and Flexible. Fabricate of reinforced galvanized steel, minimum 16 gage base and 20 gage hood. Provide removable hood; bird screen with ½ inch square mesh for exhaust and ¾ inch for intake and factory, prime coat, baked enamel finish per design, color to be selected.
23_37_00_Air_Outlets_and_Inlets.docx