Parallel Volume Damper Low Leak 3000PLL-32X32 past 12 months 2" thin-line roll formed out-of-airstream

2" thin-line roll formed out-of-airstream frame

Options * Sleeve variations * Fractional and odd sizes available h3

102 P - two way

Double deflection radius mount spiral pipe grille with adjustable blades

904 - Double Deflection Adjustable Aluminum Blade Grille For a 34" x 18" Duct Opening (front blades parallel to shortest dimension)

Parallel Volume Damper Low Leak 3000PLL-32X32 past 12 months 2" thin-line roll formed out-of-airstreamh3. 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