Opposed Blade Volume Damper 3000-0BD-62X14 past 12 months Note: Sizes listed are the

Note: Sizes listed are the duct or opening size the grille will fit into

listed Fire-Resistance Diffuser * TVB - Thermal Vapor Blanket * Square collar

SD52 Submittal Drawing

3 cone steel diffuser with hinged core for easy duct access

Half-length screwdriver operated Scoop Extractor

Opposed Blade Volume Damper 3000-0BD-62X14 past 12 months Note: Sizes listed are theh3. Standard Features * Opposed blade operation for precise volume control * 16 gauge galvanized channel frame * Blades are vee 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.