Standard Features * Steel galvaneal construction * For evaporative coolers or central blower systems * Modern step-down design * 4-way air diffusion * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * One-piece removable slide damper for off season closure * Soft White
Spiral pipe diameter must be 4” larger than the width of the grille
Standard Features * T-Bar lay-in panel with perforated face * 2x2 galvaneal steel panel with seismic support hangers * Round No Labor Collar attached to panel * Soft White Options * 105 P D - multi-shutter damper with hinged perforated face * 105 P O - opposed blade damper with hinged perforated face * TVB - Thermal Vapor Blanket * Square collar
2x4 T-Bar (20" x 44" duct)
3 or 4 way patterns * Spring push release for easy access to adjust pattern controllers * Round No Labor Collar sizes: 6-10"
3 Cone T-Bar Diffuser HVD-BD-12 T-Bar Standard Features * Steel galvanealStandard Features * Cones are one piece stamped construction providing a clean, smooth style * 360 air diffusion * Excellent for variable air volume applications * Hinged down core for easy access * No Labor Collar * Seismic support hangers * Available sizes: 6" 10", 12", 14" and 16" * Soft White Options * Field installable Bowtie Damper (BD) * FTD Fixed T Bar Diffuser (6", 8", 10", 12" and 14") * HVD OR factory installed opposed radial damper (sizes