SL-21 Pebble Grain FRP/Stainless Steel Fire-Rated Door



The Special-Lite SL-21 Fire-Rated FRP Door is the perfect complement to our FRP entrance doors for interior or exterior applications that require a 90-minute fire door. Tested in accordance with UBC 7-2, NFPA 252, and UL 10C requirements, the SL-21 has passed the 1-1/2 hour positive pressure test, hose stream test, and 250 degree temperature rise tests to achieve Warnock Hersey listing for fire-rating applications in the U.S.
  • The SL-21 is available in 30, 45, 60 or 90-minute rated versions.
  • Singles or pairs can be ordered in sizes up to 4’ x 8’ leaves.
  • Available in any of the standard FRP colors or painted any color.
  • Class C face sheets are standard.
  • Class A can be specified for interior applications.
  • 10-year parts and labor Special-Lite warranty
The SL-21 Fire-Rated FRP-Clad Door features the same FRP face sheets as our SL-17 Pebble Grain Door bonded to a mineral core with a perimeter designed for secure hardware attachment. Edge capping and vision lite kits are natural finish stainless steel similar in appearance to clear anodized aluminum. Edge capping is screw-applied, welded and buffed at corners.
Building Applications
For any entrance that needs a Fire-Rated product. This product can be used with our SL-17 Pebble Grain Door for a consistent look.

Tony builds the special in Special-Lite

Every fire door he builds is good enough to protect his daughter.
That’s how you know it’s built to protect those in your buildings.
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SL-21 Sales Sheet
Architectural Detail
Test Results
SL-21 Specification
SL-21 Order Form
SL-21 Installation Instructions
SL-21 Color Selections
Door Handing
Cleaning Recommendations
SL-21 Cover Form