American Louver STR-PQ-W-NRD Plaque Diffuser Kit White Fits Multiple Neck Sizes STR-PQ-W-NRD

Universal white plaque diffuser kit adjusts to fit 5 neck sizes 6" 8" 10" 12" and 14" quickly adjust reducer onsite with needle nose pliers. Includes duct strap reduces inventory. Reduces prep time. No measuring & counting duct sizes. Reduces install time. Snaps onto neck and holds tight. Rigid plastic won't collapse during install. Reduce frustration. Unique strapping ridge prevents slikp off when reducer is strapped onto duct.

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