24" x 36" Fire Rated Access Door for Drywall, Walls OnlyHigh Security Access Door - Karp The KRP-450FR has a textured frame and bead so drywall joint compound can be applied in sufficient thickness to conceal the flange. The KRP-450FR is non-insulated for wall installation only and rated by Underwriters Laboratories for 1.5 hour "B" label in walls. Category Number: 627 Brand: Karp Mpn: KRP-450-24-36 Model Number: KRP-450-24-36 Upc: 708747137088 Weight: 24.15 Width: 24.000
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