Parallel Volume Damper Low Leak 3000PLL-24X38 Residential Registers & Grilles Tamper-proof Screws

Tamper-proof Screws

904 - Double Deflection Adjustable Aluminum Blade Grille For a 30" x 16" Duct Opening (front blades parallel to shortest dimension)

Field installable bowtie damper with round ring

904 - Double Deflection Adjustable Aluminum Blade Grille For a 24" x 16" duct Opening  (front blades parallel to shortest dimension)

Aluminum 3 cone T-Bar diffuser with a fixed face

Parallel Volume Damper Low Leak 3000PLL-24X38 Residential Registers & Grilles Tamper-proof Screwsh3. 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