Pemko 297_PK (MS), 303_PK (MS), 305_N (MS), and 316_PK (MS) meeting edge gaskets are recognized for use with Listed fire doors along the meeting edge of a pair that requires the use of a Category J gasket. The gaskets may be used with steel, wood, or fiberglass faced fire doors. Doors and frames shall be installed per NFPA 80.
Pemko 290_PK, 297_PK, 303_PK, 316_PK, 1842_PK, 2891_PK, 29394_PK perimeter edge gaskets are recognized for use with Listed fire doors along the perimeter edge of the door/frame that requires the use of a Category J gasket. The gaskets may be used with steel, wood, or fiberglass faced fire doors. Doors and frames shall be installed per NFPA 80.
- Category J: Other Gasketing (UL 10C) – e.g., Acoustic Gasket, Weather Seal, etc. [no edge seal or smoke and draft properties].
Note: All other requirements and limitations specified in the door or frame listing still apply.
Ratings:
Fire Protection Ratings
| Product |
Configuration Maximum Size |
Rating |
| 297_PK (MS), 303_PK (MS), 305_N (MS), and 316_PK (MS) Meeting Edge Gaskets |
Pairs: 8’-0” wide by 10’-0” tall |
The gasket materials as described in this procedure meets the requirements for a 3 hour positive pressure fire test in accordance with UL 10C, NFPA 252, and CAN/ULC S104. |
| 290_PK, 297_PK, 303_PK, 316_PK, 1842_PK, 2891_PK, 29394_PK Perimeter Edge Gaskets |
Singles: 4’-0” wide by 10’-0” tall |
| Pairs: 8’-0” tall by 10’-0” tall |
Pemko 297_PK (MS), 303_PK (MS), and 316_PK (MS) meeting edge gaskets are recognized for use with Listed fire doors along the meeting edge of a pair that requires the use of a Category H gasket as part of an air leakage system designed by a registered design professional to meet the 3.0 cfm/ft2 assembly air leakage requirement of NFPA 105. The gaskets may be used with hollow metal, wood, or fiberglass faced fire doors. The maximum leakage rate at the meeting edge of a pair of doors measured 0.55 scfm/linear foot with hollow metal, wood, or fiberglass faced fire doors.
Air Leakage Ratings
| Test Standard |
Test Type |
Rating |
| UL 1784 |
Ambient/Elevated Temperature |
0.55 scfm/linear foot at 0.10 in. of w.c. |
