20GA Hollow Metal Door – 1-3/4" Thick, 90-Min Fire Rated, Cylindrical Lock Prep (2-3/4" Backset)
Durable, commercial-grade hollow metal (HM) door built for high-traffic openings where fire safety and security are critical. Made from 20-gauge steel and 1-3/4" thick, this door is tested and labeled for 90-minute fire rating, making it suitable for rated corridors, stairwells, and utility rooms (check local code requirements).
Prepped for a standard cylindrical lock with 2-3/4" backset, ready to accept most commercial locksets.
Features:
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Hollow metal door, 20GA steel
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1-3/4" thickness – standard commercial thickness
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90-minute fire rating (F.R.) – labeled (where applicable)
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Prepped for cylindrical lock, 2-3/4" backset
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Ideal for commercial, multifamily, and light industrial use
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Compatible with standard hollow metal frames (sold separately)
Galvannealed finish = zinc-coated, heat-fused steel that resists rust and holds paint extremely well. It is the preferred finish for commercial hollow metal doors.
Notes:
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Frame, hinges, lockset, and other hardware sold separately
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Must be installed per manufacturer instructions and local building/fire codes to maintain fire rating.
