BBA Agrément Certificate
Twin fin seal - elastomeric fins at both ends of the seal.
Three seals in one - Lorient's complete solution for acoustic, smoke, fire and thermal containment, and accessibility, to meet the requirements of Approved Documents B, E and M.
With elastomeric fins on both edges of the seal, the DS is designed to ensure continuous sealing at ironmongery points - essential for effective smoke and acoustic containment. The DS is supplied with black fins, and is available in a range of standard colours - to blend or contrast with surroundings as required.
Proven acoustic performance of 31 dB Rw (when tested in accordance with BS EN ISO 140-3: 1995, on a typical fire rated door construction, installed with LAS8001 si automatic threshold seal). Please refer to the door manufacturers’ fire test evidence to select the correct seal size and combination.
Four different seals available:
10 x 4 mm Ref: LP1004DS:
Can provide up to 30 minutes fire resistance. Two parallel seals (in separate grooves) can provide 60 minutes fire resistance in hardwood constructions.
15 x 4 mm Ref: LP1504DS:
Designed for softwood constructions or where the gap between the door and the frame is greater than usual.
20 x 4 mm Ref: LP2004DS:
Can provide 60 minutes fire resistance and can be notched to fit around hinges.
25 x 4 mm Ref: LP2504DS:
These large seals can help control door distortion.
The DS profile is supplied with black fins.
L20/20 Wood flush doors
L20/230 Wood flush doors
L20/25 Wood panelled doors
L20/250 Wood panelled doors
L20/270 Wood doors
L20/30 Wood doors
L20/310 Wood door frames
L20/330 Wood door frames
L20/370 Door frames
L20/410 Wood doorsets
L20/420 Wood doorsets
L20/430 Wood doorsets
L20/50 Wood door frames
L20/52 Wood door frames
P21/860 Door seals for
High Performance DS Acoustic, Smoke and Fire Seal Ref: LP1004DS
10 x 4 mm.
High Performance DS Acoustic, Smoke and Fire Seal Ref: LP1504DS
15 x 4 mm.
High Performance DS Acoustic, Smoke and Fire Seal Ref: LP2004DS
20 x 4 mm.
High Performance DS Acoustic, Smoke and Fire Seal Ref: LP2504DS
25 x 4 mm.
Superluxe Woodgrain finish
American black walnut
American white oak
Superluxe metallic finishes
Bright polished chrome
Satin anodized aluminium
Satin stainless steel
Standard product features
Acoustic performance (standard architectural solid core door):
Other lengths are available to special order. Lorient can also produce fire seals ranging from 10–70 mm wide and from 2.5–15 mm deep.
AAS3501 and AAS3503 AURA® Door Bottom Seal
AAS4502 and AAS4503 AURA® Threshold Plates
AAS4505, AAS4506 and AAS4507 AURA® Threshold Plates
AAS4508 AURA® Threshold Plate
AAS4551, AAS4552 and AAS4553 AURA® Threshold Ramps
AAS7501 and AAS7502 AURA® Perimeter Seals
AAS7503 AURA® Perimeter Seal
AAS7504 AURA® Perimeter Seal
AAS7506 AURA® Perimeter Seal
AAS8501 AURA® Drop Seal