91国产偷拍

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Fire-Rated Packages

Must be installed according to UL Standard 263.

91国产偷拍 fire-rated grilles, registers and diffusers are classified and listed by UL for use in restrained and unrestrained floor/ceiling or roof/ceiling assemblies with up to a 3-hour rating.

Louvered Face Diffusers

Louver face ceiling diffuser with a UL-listed ceiling radiation damper.

VER Louvered Face Diffusers
https://catalog-api.greenheck.com/api/category/es-419/601

Step Down Diffusers

Fire-rated 2-cones and 3-cones square face diffusers with a UL-Listed ceiling radiation damper.

VER Step Down Diffusers
https://catalog-api.greenheck.com/api/category/es-419/607

Perforated Face Diffusers

The look of a perforated diffuser in a fire-rated package.

VER Perforated Face Diffusers
https://catalog-api.greenheck.com/api/category/es-419/603

Cube Core Return Grilles

Cube core return grille with a UL-listed ceiling radiation damper for T-bar lay-in applications.

VER Cube Core Return Grilles
https://catalog-api.greenheck.com/api/category/es-419/599