Batwing® - acoustic + smoke seal
The Lorient Curved Fin Batwing® acoustic and smoke seal minimises the opening and closing resistance of the door leaf due to its unique, curved fins.
Head and jambs of single and double leaf doors
1m + 2.1m. Single doorset pack consisting of 1 x 1m and 2 x 2.1m. Other lengths to special order.
Min / Max gap size
3mm / 4mm
Black, white, dark brown, light brown, grey, silver and cream. Also available in clear.
Please note: clear Batwing® will not prevent light penetration.
Supplied with strong self-adhevise tape, tested on many surfaces, including MDF - suitable for internal use only. Groove size for LAS1212K is 9mm x 3mm - suitable for internal or external use.
- Flexible elastomeric fin material springs back to original shape to provide ongoing performance and durability in service.
- Symmetrical design ensures fins are always in contact with two surfaces of the door leaf, creating an air chamber to provide excellent acoustic properties.
Acoustic: BS EN ISO 10140-2:2010 + A1. Will achieve a rating of 31dB Rw when tested on a typical FD30 door assembly, in conjunction with a LAS8001 si threshold seal - no additional perimeter seal required.
Smoke: BS EN 1634-3: 2004
Smoke: BS 476 Pt.31.1; effective smoke seal up to 200°C
Durability: 1 million cycles
Other: Protects against draught and light
Specific product codes for this seal:
LAS1010, LAS1212, LAS1015, single Batwing® profiles: LAS1206, LAS1007, Kerf fitting profile: LAS1212K, LAS1206K.
Please note: The codes IS1010, IS1212, IS1515, IS1212K, IS1206 and IS1507 have been superseded with LAS1010, LAS1212, LAS1015, LAS1212K, LAS1206 and LAS1007.