This heavy duty fully mortised aluminium automatic drop
seal features a silicone rubber gasket and internal fins. It
is used to close the gap under single swing doors to maintain
the acoustic, smoke and energy efficiency performance.
The seal incorporates a high efficiency spring loaded
mechanism that extends the seal as the door swings shut
and automatically retracts it as the door is opened by just a
- Dual internal sealing fins enhance acoustic and smoke
- Supplied with high performance fire rated silicone
- Fully automatic, no power connection required.
- Fire: Approved for use on proprietary AS1905.1 fire
doors for up to 4 hour fire rating.
- Smoke: Medium temperature smoke approvals for
use on AS6905 compliant smoke door assemblies.
Conforms with BCA Specification C3.4 smoke sealing
- Sound: Acoustically tested in accordance with
ISO10140-2 and AS/NZS717.1 with ratings up to
40Rw on appropriate rated assemblies.
- Durability: Long term mechanical test, completing
1,000,000 cycles without failure
LORIENT 8007 - Heavy Duty, Fully Rebated, Automatic Door Bottom Seal, 820mm cuts back to 635mm