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Fire Rated Ductless Filter Grilles

Models 4121, 4122, 4123, 4124, 4125, and 4126

Nailor Models 4121, 4122, 4123, 4124, 4125, and 4126 Fire Rated Return Air Filter Grilles have been designed to complement the Nailor range of fire rated supply diffusers.

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Manufactured to accommodate a throw away filter by others, the grilles have been tested and classified for use without the requirement of duct work or supplementary support, they simply lay in place. The filter grilles are available in two styles: louvered face or eggcrate face.

Models

Eggcrate Face

4124 - Fire Rated Eggcrate Filter Grille • 12"x12" (300x300)

4125 - Fire Rated Eggcrate Filter Grille • 24"x12" (600x300)

4126 - Fire Rated Eggcrate Filter Grille • 24"x24" (600x600)

Louvered Face

4121 - Fire Rated Louvered Filter Grille • 12"x12" (300x300)

4122 - Fire Rated Louvered Filter Grille • 24"x12" (600x300)

4123 - Fire Rated Louvered Filter Grille • 24"x24" (600x600)

Submittals

All Submittals Combined

Individual Submittals

4121 to 4126 • Return Air Filter Grille

4121 to 4126 • Return Air Filter Grille • w/ Adjustable Volume Control - AV

IOM

4111 - 4119 & 4121 - 4129 • Fire Rated Ductless Return Air Ceiling Damper & Grilles

Performance Data

5145, 6145, 6745, 51FB45, 61FB45 Series • Throw, Spread and Drop • Imperial Units

51EC, 61EC, 67EC, 51FE, 61FE, 4114, 4115, 4116, 4124, 4125, 4126 • Eggcrate Return

Catalog

Catalog Pages