AMC 2026 catalogue

HVAC & Refrigeration

Louvers

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HVAC & REFRIGERATION

Combination Louver Dampers

Designed to protect air intake and exhaust openings from rain and weather while still providing excellent air flow. Mill-finish extruded aluminum drainable frame is 4" deep, 0.081" thick, and has 45° fixed louvers spaced on 4" centers, with pivoting dampers and TPV seals for weathertight closure. Includes 1⁄2" flattened birdscreen in removable frame mounted on interior. Standard manually-operated linkage kit for opening and closing. Optional motor kit sold separately.

DTN5NKH7

Intake Louver Outside Height Outside Width (in.)

Min. Wall Opening (in.) Louver Max. Intake Louver Max. Exhaust Louver Free Area

Item

No. 11 1⁄2 in 11 1⁄2 in 12 H x 12 W 131 CFM 206 CFM 0.297 sq ft GUS45C672 14 1⁄2 in 14 1⁄2 in 12 H x 12 W 266 CFM 381 CFM 0.297 sq ft WWG20UA20 17 1⁄2 in 17 1⁄2 in 18 H x 18 W 438 CFM 625 CFM 0.521 sq ft WWG5NKH6 20 1⁄2 in 20 1⁄2 in 18 H x 18 W 779 CFM 1,114 CFM 0.521 sq ft GUS20UA21

23 1⁄2 in 23 1⁄2 in 24 H x 24 W 1,005 CFM 1,444 CFM 1.349 sq ft DTN5NKH7 35 1⁄2 in 24 H x 36 W 1,444 cfm 2,269 cfm 2.12 sq ft WWG45C680 29 1⁄2 in 29 1⁄2 in 30 H x 30 W 1,724 CFM 2,475 CFM 2.203 sq ft WWG5NKH8 35 1⁄2 in 35 1⁄2 in 36 H x 36 W 4,244 cfm 6,068 cfm 3.667 sq ft WWG5NKH9

38 1⁄2 in 38 1⁄2 in 36 H x 36 W 4,244 CFM 6,068 CFM 3.667 sq ft GUS20UA26 50 1⁄2 in 36 H x 48 W 5,787 CFM 8,275 CFM 5.0 sq ft WWG20UA29 41 1⁄2 in 41 1⁄2 in 42 H x 42 W 3,413 CFM 4,875 CFM 5.01 sq ft WWG5NKJ0 47 1⁄2 in 47 1⁄2 in 48 H x 48 W 5,027 CFM 7,219 CFM 7.109 sq ft WWG5NKJ1 53 1⁄2 in 53 1⁄2 in 54 H x 54 W 5,950 CFM 9,350 CFM 8.504 sq ft WWG45C673 59 1⁄2 in 59 1⁄2 in 60 H x 60 W 7,481 CFM 11,756 CFM 11.165 sq ft WWG45C674

DAYTON

Fixed-Height Adjustable-Width Intake/Exhaust Louvers

Tabbed louvers lock securely into frame, providing smooth finish and clean appearance. 9⁄32" x 1⁄2" oblong mounting holes. Blades are set at a 45° angle, 4" spacing. Use multiple louvers when larger sizes are needed. Each includes 2"x 2" bird screen and fasteners.

G-90 Galvanized Steel—4"-deep G-90 galvanized steel frame has 2" flanges.

3003 Aluminum—4" deep, 0.04" aluminum frame has 2" flange.

DTN3C972

Intake Louver Outside

Height

Outside Width (in.)

Min. Wall Opening (in.)

Louver Max. Intake

Louver Max. Exhaust Louver Free Area

G90 Galvanized Steel 3003 Aluminum Item

No.

Item

No.

18 in 16 to 22 14 H x 12 W 616 CFM 875 CFM 0.360 to 0.550 sq ft DTN4F421 DTN4F951 28 to 46 14 H x 24 W 1,565 CFM 2,240 CFM 0.740 to 1.310 sq ft GUS2FTV2 GUS2FTV4

22 in 22 to 28 18 H x 18 W 1,050 CFM 1,500 CFM 0.730 to 0.980 sq ft DTN3C972 DTN4F952 28 to 46 18 H x 24 W 2,010 CFM 2,875 CFM 0.980 to 1.750 sq ft GUS2FTV5 GUS2FTV9

28 in 22 to 34 24 H x 18 W 1,750 CFM 2,500 CFM 1.140 to 1.950 sq ft DTN3C973 WWG4F953 40 to 52 24 H x 36 W 3,030 CFM 4,330 CFM 2.350 to 3.150 sq ft GUS2FTY1 GUS2FTX2 34 in 25 to 40 30 H x 21 W 2,625 CFM 3,750 CFM 1.620 to 2.830 sq ft DTN4F422 WWG4F954

40 in 28 to 40 36 H x 24 W 3,150 CFM 4,500 CFM 2.350 to 3.570 sq ft — WWG4F955 40 to 52 36 H x 36 W 4,200 CFM 6,000 CFM 3.570 to 4.790 sq ft GUS3C975 WWG4F956 46 in 28 to 46 42 H x 24 W 4,290 CFM 6,125 CFM 3.160 to 5.610 sq ft WWG4F423 WWG4F957

52 in 28 to 40 48 H x 24 W 5,200 CFM 6,000 CFM 3.230 to 4.900 sq ft GUS3C976 — 40 to 52 48 H x 36 W 5,600 CFM 8,000 CFM 4.900 to 6.570 sq ft WWG3C977 —

DAYTON

Drainable Blade Fixed Louvers

Louvers—Designed to protect air intake and exhaust openings in exterior walls. 4" deep channel style frame and 0.090" thick extruded aluminum drainable fixed louver blades channel water away from the blades and down the jambs, eliminating water cascading from blade to blade. Includes 1⁄2" flattened aluminum birdscreen in removable frame mounted on interior.

GUS20UA07

Length Width

Item

No. Louver Flange Kit

26 1⁄2 in 26 1⁄2 in WWG33W755 32 1⁄2 in 32 1⁄2 in WWG33W757 38 1⁄2 in 38 1⁄2 in WWG33W759

Item

Intake Louver Outside Height

Outside Width (in.)

Min. Wall Opening (in.)

Louver Max. Intake

Louver Max. Exhaust Louver Free Area

Item

No.

Intake Louvers

11 1⁄2 in 11 1⁄2 in 12 H x 12 W 144 CFM 188 CFM 0.359 sq ft WWG45C669 14 1⁄2 in 14 1⁄2 in 12 H x 12 W 310 CFM 443 CFM 0.359 sq ft GUS20UA07 17 1⁄2 in 17 1⁄2 in 18 H x 18 W 744 CFM 1,063 CFM 0.885 sq ft WWG5NKJ2 20 1⁄2 in 20 1⁄2 in 18 H x 18 W 1,034 CFM 1,478 CFM 0.89 sq ft GUS20UA08 23 1⁄2 in 23 1⁄2 in 24 H x 24 W 1,342 CFM 1,918 CFM 1.878 sq ft WWG5NKJ3 23 1⁄2 in 35 1⁄2 in 24 H x 36 W 2,028 CFM 2,897 CFM 2.951 sq ft WWG5NKJ6 29 1⁄2 in 29 1⁄2 in 30 H x 30 W 2,115 CFM 3,022 CFM 2.93 sq ft WWG5NKJ5 32 1⁄2 in 32 1⁄2 in 30 H x 30 W 3,256 CFM 4,656 CFM 2.93 sq ft WWG20UA11 35 1⁄2 in 23 1⁄2 in 36 H x 24 W 2,028 CFM 2,897 CFM 2.917 sq ft WWG5NKJ4 35 1⁄2 in 35 1⁄2 in 36 H x 36 W 3,063 CFM 4,376 CFM 4.583 sq ft WWG5NKJ7 35 1⁄2 in 47 1⁄2 in 36 H x 48 W 4,099 CFM 5,855 CFM 6.216 sq ft WWG5NKJ9 41 1⁄2 in 41 1⁄2 in 42 H x 42 W 3,734 CFM 4,875 CFM 6.161 sq ft WWG45C678 47 1⁄2 in 47 1⁄2 in 48 H x 48 W 5,484 CFM 7,834 CFM 8.477 sq ft WWG5NKK0 59 1⁄2 in 59 1⁄2 in 60 H x 60 W 8,187 CFM 10,688 CFM 12.963 sq ft GUS45C671 62 1⁄2 in 62 1⁄2 in 60 H x 60 W 13,748 CFM 19,660 CFM 12.963 sq ft GUS20UA19

DAYTON

Flange Kits—Flange kits speed installation by eliminating the need for site-fabricating flashing, while providing weather protection by covering small gaps in installations. Presized aluminum extrusion construction with prepunched mounting holes; mounting hardware included.