The Insulated Access Door provides access through openings in fire-rated walls and ceilings. Features Fire Rating Self-Closing Easy Operation Custom Sizing Specifications Model BIT/BIW/BIP Door 20 gauge Steel Frame 16 gauge Steel Size Min: 6 inches by 6 inchesBIT: Max: 24 inches by 72 inches or 48 inches by 48 inchesBIW/BIP: Max: 36 inches by 48 inches Installation Wall or Ceiling Flange 1 inch Exposed, Drywall Bead or Plaster Bead Hinge BIT: Flush Continuous PianoBIW/BIP: Concealed Pin Insulation 2 inch Fire-Rated Mineral Fiber; R-8 Certification UL listed "B" label for 1-1/2 hours (vertical)Warnock-Hersey listed for 3 hours (horizontal); 24 inches by 36 inches maximum size Finish White Powder Coat Warranty 1 year Options Flanges, Latches, Materials, Gaskets, Anchors Order Guide BASE FLANGE LATCH WIDTH X LENGTH OPTIONS BI X T - 1 inch FlangeW - Drywall BeadP - Plaster Bead K - Knurled Knob / Key Operated Latch BoltM - Mortise Lock Prep (1-1/8") Standard Sizes (in.)8 x 8 22 x 3010 x 10 22 x 3612 x 12 24 x 2412 x 18 24 x 3012 x 24 24 x 3614 x 14 24 x 48*16 x 16 30 x 30*18 x 18 32 x 32*18 x 24 36 x 36*20 x 30 36 x 48*22 x 22 48 x 48* B - Bonderized / galvanizedG - GasketingM - Masonry AnchorsS - Stainless Steel, Type 304 Rough opening is door size + 1/4 inch minimum. Additional sizes available, call for more information.*Vertical applications only.
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