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Ships within 48 hours · Estimated delivery Oct 30 - Nov 4
Available in even sizes 6" to 20" and 24"
Standard Features * Full size fixed bar blade T-Bar lay-in return air grille *
AA-HVL Series Engineering/Performance Data
CSFM California State Fire Marshal listed
904 - Double Deflection Adjustable Aluminum Blade Grille For a 30" x 10" Duct Opening (front blades parallel to shortest dimension)
Parallel Volume Damper Low Leak 3000PLL-70X46 T-Bar Available in even sizes 6"h3. Standard Features * 16 gauge galvanized channel frame * Parallel blades are cee stiffened 16 gauge galvanized for strength and stability * Blades pivot on non metallic celcon bushings * 1 2" square zinc plated steel pivot pins * 1 2" square zinc plated steel adjustable operating shaft extending up to 4" beyond the air control frame * Single blades on dampers with a height of 12" or less * Mill finish h3. Options * 3000 PLL Low Leak Air Control
