Fire Rated Door Threshold Seal

The fire smoke seal can be removed and replaced easy access internal door threshold for all flooring types ideal for use in apartments schools hotels and public buildings where smoke seals draught excluders and sound proofing is required seals gaps 12mm 13mm.

Fire rated door threshold seal.

Metal fire doors can attain ratings up to 3 hours where wood fire doors can be rated up to 90 minutes. The fire smoke seal has passed at bs476 part 22 and 31 1 the fire smoke seal can be removed and replaced easy access internal door threshold for all flooring types ideal for use in apartments schools hotels and public buildings where smoke seals and draught excluders are required. If you have a requirement for cold smoke control eg fd30 s your threshold gap should be less than 3mm or you should fit a threshold smoke seal. Dss11 dss22 dss66 dss77 silicone adhesive backed fire rated gastets new astragals.

When a threshold is installed as a component of a fire door assembly it must be listed for that purpose. In locations where a door bottom or sweep is required to meet the limitations of ul 1784 without an artificial bottom seal installing a threshold provides a surface for these products to seal against. Not all doors in a commercial building need to be fire rated. Recommended products are hss2000xs88 for beveled doors and hss2000xs44 for square edge doors.

Ds186 ds187 high security astragals prime coated new weatherseal. Fire rated edge seals ul10c. If this information is not available it seems reasonable to permit a gap of up to 8mm for general fire doors eg fd30. If a fire door has a gap of 5mm along the bottom its integrity is compromised and it allows fire and smoke to pass through and spread.

Was set up in 1980 to produce automatic door drop down seals a crucial accessory for preventing those annoying draughts that get under the door. Category h gasketing smoke and draft control for positive pressure openings. A mill finish aluminum aluminum. Intertek testing warnock hersey sound tested astm e90.

Automatic door drop down seals. In this case the door requires a threshold seal to ensure it can withstand and protect against smoke and flames in the event of a fire. Fire rated ul10c positive pressure. Commercial fire rated door requirements are typically determined by the fire rating of the wall and use of the door.

Fire rated ul10b negative pressure. Ask your fire door manufacturer for their recommended threshold gap. D dark bronze anodized aluminum.