All Plastic Eggcrate Return Filter Grilles

Made from engineered polymers, our Stratus Return Grilles are designed to outperform and outlast comparable metal grilles. They won’t rust, fade or corrode making them the perfect option for high humidity environments.

Stratus - Plastic Square Duct Ready Filter Grille

UL 2043 fire rated version available. All meet UL 94HB flame spread test.

Easy Install and Upkeep

  • Hinged grille face drops down to:
    • quickly change filter
    • easy removal for cleaning
    • commercial dishwasher safe
  • Never needs painting
  • Scratches won't show
  • Indistinguishable from metal when installed
  • Flame Resistant
    •  meets UL94HB flame spread test
    •  fire rated version available, meets UL 2043, test for fire, heat, & smoke for air handling spaces

Overall Size - 23.75" x 23.75" for T-Grid ceilings. 1/2" x 1/2" x 1/2" cubed core

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Stratus Square Duct Ready Filter Grille White
  • Stratus Square Duct Ready Filter Grille White
  • Stratus Square Duct Ready Filter Grille Black
Style Part Number Duct Size Color
Sq. Duct Ready STR-ERFG-W 20" x 20" White
Sq. Duct Ready STR-ERFG-BK 20" x 20" Black

Add to Part Number

- FR for UL 2043 Fire Rating

WHAT'S NEW
STRATUS™ PLASTIC DIFFUSERS
STRATUS™ PLASTIC DIFFUSERS

Better than metal diffusers, they're plastic!
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