Parallel Blade Volume Damper 3000P-58X30 Residential Registers & Grilles Egg Crate T-Bar Filter Grille

Egg Crate T-Bar Filter Grille 2"

back blades parallel to the shortest dimension Extruded aluminum surface mount frame with signature line marks Provides 4-way air flow on one plane Nylon bushings on adj

* UL and California State Fire Marshall approved * 4-1/4" standard frame style * Maximum dimension 60w

3% maximum leakage with a pressure differential 3" W

Countersunk mounting holes for flush appearance with color matching Phillips Pozidriv screws

Parallel Blade Volume Damper 3000P-58X30 Residential Registers & Grilles Egg Crate T-Bar Filter Grilleh3. 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