Product Overview
Pemko S773 Adhesive-backed Fire/Smoke Commercial Door Gasketing
- Extruded from high-temperature silicone; effective between -58 degrees (F) and 450 degrees (F)
- Triple-fin gasket design effectively blocks light and sound from infiltrating a room
- Self-extinguishing and non-toxic
- Longest-lasting commercial grade door seal
- Seals against smoke, fire, air, sound, and weather
- Unaffected by sunlight, ozone, and ultraviolet rays
- Impervious to fungus and mildew
- Excellent compression; door latches easily
- Available in dark brown (QuickShip), black, gray, and white
- S773 is available in 17, 18, 20, 21, 25, 30, 250 and 500 ft. coils
Finishes
- S773BL: BL - Black Silicone
- S773D: D - Dark Brown Silicone
- S773GR: GR - Gray Silicone
- S773W: W - White Silicone
Ratings
- Air Infiltration Tested
- Sound Tested – ASTM E90
- BHMA Certified
- Smoke Tested – UL1784
- Fire Rated – UL10C – Positive Pressure
- Underwriters Laboratory 4L10
- GREENGUARD Gold Certified
Gasketing material for fire doors intended for application to listed steel frames and/or classified steel covered composite type, and hollow metal type fire doors rated up to 3 hours; wood and plastic covered composite type fire doors rated up to 1-1/2 hours, and wood core type fire doors rated up to 20 minutes.
Brand |
Pemko |
---|---|
Finish |
Dark BrownWhiteBlackGray |
Finishes |
GR - GrayBL - BlackW - WhiteD - Dark Brown |
Fire Rating |
Fire Rated - UL10C - Positive Pressure |
Gasket Type |
Adhesive-backed |
Insert/Seal Type |
Silicone |
Roll Length |
25' Roll500' Roll17' Roll250' Roll20' Roll |

Pemko S773 Triple-Fin Adhesive-Backed Fire/Smoke Silicone Seal Perimeter Gasketing