Stratus Universal Reducer Kits


The Stratus Universal Reducer Kit lets you stock one diffuser size instead of five. Simply snap it on to convert the neck size in seconds. It streamlines inventory, saves install time, and delivers a clean, secure fit across multiple applications.


  • Durable Plastic

    • Won't rust, corrode or fade

    • Dishwasher safe

    • Never needs painting

    • Indistinguishable from metal when installed

    • Unique Strapping Ridge

    • Prevents slide off when reducer is strapped onto duct

    • Stock one neck size - 14"

    • Scales down neck to 6", 8", 10", or 12"

    • Snaps onto neck and holds tight

    • No need to tie it on or use screws

    • Rigid plastic won't collapse during install like rubber product

    • Standard Grille is flame resistant, meets UL94HB flame spread test

    • Fire Rated Version, meets UL 2043, Test for Fire, Heat & Smoke for air handling spaces

  • Reducer Composition: Engineered polymers

    Reducer Overall Dimensions: 14"W x 7.5"H

    Weight: 0.5 lbs.

    Diffuser Composition: Engineered polymers, stainless steel screws

    Diffuser Overall Dimensions: 23.75”L x 23.75”W x 6.4"D

    Weight: 5.5 lbs.

    Custom colors available with minimum order quantity

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Dust Deflectors