Everline® Strongdor® HM Series Hollow Metal Door

Durable Pedestrian/Entrance Doors for Commercial and Industrial Applications
Products > Everline® Pedestrian/Entrance Doors > Everline® Strongdor® HM Series Hollow Metal Door

Key Features:

  • Double-Sided, Corrosion-Resistant Powder-Coated Panel
  • Polystyrene or Polyurethane Core
  • UL-Certified Fire-Rated Door Frame
  • Rugged Perimeter Channel Construction
  • Custom Locking Systems and Exit Hardware

Major Benefits:

Advanced Performance:

  • Innovative interior-exterior powder-coated protective barrier prevents rust and corrosion better than any alternative in its class.

Reliable Efficiency:

  • Insulated polystyrene or polyurethane cores deliver effective thermal retention and increased energy savings.

Proven Security:

  • Fire-rated powder-coat steel construction safely meets the demands of high-volume entry or egress across any application.

General Specifications:


  • 18 gauge (1.6 mm) galvanize steel (16 gauge available)
  • Polystyrene core has a nominal density of 1.0 #ft3, an R-value of 7.12, and a panel U-factor of 0.14.
  • Polyurethane core has a nominal density of 2.0 #ft3, an R-value of 11.01, and a panel U-factor of 0.091.


  • Powder coating provides superior weatherability. TGIC-free polyester powder coatings across a broad range of 186 colors.
  • Doors can be fire rated for up to 3 hours

Door Size:

  • For use with 1 3/4” (45mm) doors.

Silencer Holes

  • Prepared for 9/32” (7.1mm) silencer holes.  

Custom Jamb Sizes:

  • From 4 ½” (114mm) up to 12 ¾” (234mm), with 1/8” (3.18mm) increments.

Paint Retention:

  • Excellent paint adhesion characteristics.


  • Requires minimal maintenance.

Code Compliant:

  • Conforms to ASTM A-653, A653M specifications with A40 coating classification.

Colors and Finishes:

186 colors available in full gloss and satin sheens. Ask dealer about custom color options. Special colors may have an additional fee.

Vision Panels & Louver Options:

Factory installed vision panels and louvers ensure proper glazing materials are used to conform with fire and safety building codes.


Vision Panels & Louver Profiles:



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