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Lever operated Opposed Blade Damper
Holds up to a 4" filter (not included) with filter retention tabs (FG4)
½ × ½ × ½ Aluminum lattice
904 - Double Deflection Adjustable Aluminum Blade Grille For a 18" x 14" Duct Opening (front blades parallel to shortest dimension)
Steel Blade Grille - Vertical Fixed Blade 937-24X16 Commercial Lever operated Opposed Blade DamperStandard Features *Surface mount return air grille * 0 fixed blades parallel to longest dimension * Countersunk mounting holes for flush appearance with color matching Phillips posi drive screws * Soft White Options * 937 O recessed screwdriver operated opposed blade damper * No Labor Collar (square sizes only) * 900 T T Bar mount * 905 HD reinforced construction * 905 IS insect screen * 1335 1338 Series stainless steel version * Tamper proof screws
US$ 320.00
US$ 49999.50
US$ 10.00
US$ 231.00
US$ 49999.50
