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This tool is for estimation purposes only. Local codes may differ from IRC requirements; always refer to the codes in your area for complete requirements, and check with local officials to ensure compliance before installation.

IRC CODES FOR EGRESS

Note: To meet egress, a window must comply with all four IRC requirements.

2nd floor and above:
Clear opening width ≥ 20"
Clear opening height ≥ 24"
Minimum clear opening sq.ft = 5.7 sq.ft.
Maximum sill height above the floor = 44"

1st floor:
Note: Does not apply in all jurisdictions
Clear opening width ≥ 20"
Clear opening height ≥ 24"
Minimum clear opening sq.ft. = 5.0 sq.ft.
Maximum sill height above the floor = 44"

 

Notes and limitations for cut-outs in flush wood doors:
Exceptions apply in DCL Doors for larger lites.
  • Door warranty will be void if:
  • Total cut-out area is greater than 40% of total door area
  • Any cut-out is closer than 5-1/2" to door edge,
    hardware hole, or any other lite or louver cut-out
Vision lites for fire rated wood doors
  • 20 Minute
  • May use either metal vision frame or rated wood stops
  • Louvers are not permitted
  • Maximum lite area 1296 sq. inches for single swing
  • Maximum lite area 1200 sq. inches for pairs
  • Maximum width 30"
  • Maximum length 54" (80" in DCL doors)
  • 45 Minute
  • Must use rated metal vision frame
  • Fusible link louvers permitted
  • Maximum lite area 1200 sq. inches
  • Maximum width 30"
  • Maximum length 54"
  • 60 & 90 Minute
  • Must use rated metal vision frame
  • Fusible link louvers permitted
  • Maximum lite area 100 sq. inches
  • Maximum length 33"
Notes and limitations for cut-outs in flush wood doors:
Exceptions apply in DCL Doors for larger lites.
  • Door warranty will be void if:
  • Total cut-out area is greater than 40% of total door area
  • Any cut-out is closer than 5-1/2" to door edge,
    hardware hole, or any other lite or louver cut-out
Vision lites for fire rated wood doors
  • 20 Minute
  • May use either metal vision frame or rated wood stops
  • Louvers are not permitted
  • Maximum lite area 1296 sq. inches for single swing
  • Maximum lite area 1200 sq. inches for pairs
  • Maximum width 30"
  • Maximum length 54" (80" in DCL doors)
  • 45 Minute
  • Must use rated metal vision frame
  • Fusible link louvers permitted
  • Maximum lite area 1200 sq. inches
  • Maximum width 30"
  • Maximum length 54"
  • 60 & 90 Minute
  • Must use rated metal vision frame
  • Fusible link louvers permitted
  • Maximum lite area 100 sq. inches
  • Maximum length 33"

Steel Doors Feature:

  • High definition panel embossment
  • Solid continuous lock blocks for both lock and deadbolt
  • Treated wood stiles and rails
  • Urethane injected foam core with a 14.7 R value
  • 10 year unconditional warranty

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