Intertek Directory of Building Products

Masonite 20-Minute / NP Particleboard Core Company: Masonite Corporation

Wood Core Type (Particleboard) (Flush or Profiled) Swinging Door for installation in 20 minute (1/3 hour) w/o hose stream locations.  For use in Steel or Wood frames meeting ANSI-A155.1/UL-63 or as per frame manufacturer's listing(s).  Test Standards: Neutral Pressure, UL 10(b), NFPA 252
Limitations
Cylindrical Latches with maximum 2-3/4" backset/Surface Mounted Vertical Rod Fire Exit Devices/Rim Type Fire Exit Devices/Deadbolts/Surface Mounted Closers/Surface Mounted Protection Plates/Viewers/Glass Lights - Maximum 1296 sq.in./Door Bottoms - Surface Mounted or Snap-in Design.
Maximum Sizes
Neutral Pressure
Single Swing   3'0" wide x 8'0" high
Single Swing   3'6" wide x 7'0" high
Standard Pairs   7'0" wide x 7'0" high
Double Egress Pairs   N/A
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Attributes
CriteriaUL 10(b) (2008) (R2020)
CriteriaNFPA 252 (2022)
CSI Code08 10 00 Doors and Frames
CSI Code08 14 00 Wood Doors
Fire Resistance20 Min w/out Hose Stream NP
Fire Resistance20 Min Neutral Pressure
Listing SectionDOORS
Spec ID21439
SwingSingle Swing
SwingStandard Pairs
Design Documents
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