Floor Door Fire Rated, Flush Diamond Plate

Product Overview

FRFD Introduction

The Acudor FRFD Fire Rate Flush Diamond floor door maintains the fire rating of a Warnock Hersey International 2 hour fire rating for floor ceiling assembly


Aluminum door & top frame; Stainless steel bottom frame, hinges & hardware


1/4" aluminum diamond plate reinforced for live load of 150 lb/per sq. ft.


3” x 3“ x 1/4" aluminum top frame with thermal break 3 1/2” x 2” x 11 gauge stainless steel bottom frame


Two - 1” thick layers of ceramic blanket insulation attached to bottom frame


Type 316 stainless steel continuous piano hinge

Opening Device

Door panel opens to 90 degrees. Automatic hold open arm with red vinyl grip keeps door in open position to ensure safe egress. Stainless steel compression springs provide lift assistance. U.L. listed 165 degrees fusible link is provided for automatic closing and latching in the event of smoke or fire.


Stainless steel slam latch assembly with interior release

Options FRFD-R

Recessed 1” (25.4mm) for thicker architectural flooring (ceramic, stone, terrazzo, etc.)

Options FRFD-R18

Recessed 1/8” (3.16mm) for thin composite flooring (carpet, vinyl, rubber, etc.)

Product Highlights

  • Designed for interior applications

  • Flush aluminum diamond plate cover

  • Warnock Hersey International 2 hour fire rating

  • Tested to NFPA 288 ; ASTM E 119

Cta keyboard red

Request Information

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Other sizes available upon request

Nominal Door Size W&HWeight per Door
24 x 24610 x 61011552
24 x 36610 x 91414264
24 x 48610 x 121917579
30 x 30762 x 76215570
30 x 36762 x 91417579
36 x 36914 x 91419588
36 x 48914 x 1219250113
42 x 421067 x 1067255116
48 x 481219 x 1219280127

For detailed specifications see submittal sheet

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