PRODUCT DESCRIPTION
Special-Lite SL-15 is a glazed smoke and draft door and frame assembly tested in accordance with UL 1784. The assembly can be placed in either steel or wood stud and gypsum or masonry wall assemblies. The assembly utilizes a tubular aluminum door frame with pile edge seals incorporated in metal retainers and an adjustable bottom seal (SL-301 or Pemko 420_PKL) at the bottom of the door. The door is made of extruded aluminum cellular construction with a mechanically attached aluminum glazing stop to the stile and rail frame components. Glazing units may be 1" insulated glazing units (as tested) or fired rated glazing with fired rated closed cell foam tape applied on both sides.
Note: All perimeter gaskets around the jambs and head of the frame, the meeting edge seal of pairs, and the SL-301 adjustable bottom brush is supplied by Special-Lite. The Pemko 420_PKL automatic door bottom may be supplied by Special-Lite or the installer/client.
MAXIMUM SIZE
Single Swing:
Width - 4'-0"
Height - 10'-0"
Minimum Thickness - 1-3/4"
Pairs: (standard)
Width - 8'-0"
Height - 10'-0"
Minimum Thickness - 1-3/4"
MINIMUM SIZE (Tested)
Single Swing:
Width - 3'-0"
Height - 7'-0"
Minimum Thickness - 1-3/4"
Pairs: (standard)
Width - 6'-0"
Height - 7'-0"
Minimum Thickness - 1-3/4"
Glazing: 1" IGU (tested) or any listed fire glazing.
Maximum size: Height: 103-1/2"
Width: 38"
Minimum Size: None
AIR LEAKAGE RATINGS
| Test Standard |
Test Type |
Rating* |
| UL 1784 |
Ambient Temperature |
≤3.0 cfm/ft2 at up to 0.10 in. of w.c. |
| UL 1784 |
Elevated Temperature |
≤3.0 cfm/ft2 at up to 0.10 in. of w.c. |
*This assembly was evaluated without an artificial bottom seal using the door bottom seals listed above. The assembly, utilizing an approved door bottom listed above, may be installed in areas where pressurization is provided to control smoke movement in accordance with Section 4.3.2 of NFPA 105 (2019) and for hoistway opening protection and lobby doorways as allowed in Chapter 30 of the 2018 IBC.
**Optional
A CAT H rated smoke and draft gasket may be applied to perimeter and meeting edge of pairs, if requested by an AHJ, but is not required to comply with the ratings stated above.
