Parallel Volume Damper Low Leak 3000PLL-72X46 Step Down Ceiling Diffuser 955 Series Engineering/Performance Data

955 Series Engineering/Performance Data

904 Series Submittal

BD - field installable Bowtie Damper (available on even sizes 6"-14")

listed Fire-Resistance Diffuser * 700 Series - T-Bar Lay-in Panel * TVB - Thermal Vapor Blanket * Square collar

Standard Features * 3-way diffusion for draft-free heat or air conditioning * For ceiling or sidewall applications * All component parts

Parallel Volume Damper Low Leak 3000PLL-72X46 Step Down Ceiling Diffuser 955 Series Engineering/Performance Datah3. 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