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425 Series Submittal
Spiral pipe diameter must be 4” larger than the width of the grille
Round ceiling radiation butterfly damper
2-way reversible door on rectangular sizes
Field installable bowtie damper with round ring
Diffuser 845-16X12 Commercial 425 Series SubmittalStandard Features * 3 way diffusion for draft free heat or air conditioning * For ceiling or sidewall applications * All component parts, rivets, linkage, and handle, are enclosed in the valve to assure trouble free operation * Countersunk mounting holes for flush appearance with color matching Phillips posi drive screws * Steel multi shutter damper * Soft White Options * 845 O steel lever operated opposed blade damper * Tamper proof screws * Standard
