Acoustic Steel Doorsets
Martin Roberts acoustic doorsets are perfectly suited to a variety of demanding situations including multiplex cinemas, research facilities, offices, airports and hotels. Satisfying performance requirements up to Rw 53dB sound reduction together with 120 minutes fire resistance, our acoustic doorsets are constructed from proprietary acoustic core materials and fitted with acoustic frame seals to effectively reduce noise levels.
 |
Standards & Testing
Tested and certified in accordance with:
- BS EN ISO 140-3: 1995 (BS 2750)
- BS EN ISO 717-1: 1997 (BS 5821)
- BS EN ISO 9001: 2000 (Quality Management System)
- Can be fired rated in accordance with BS 476 Part 22 and sealed to prevent smoke passage and air leakage in accordance with BS 5588
- Tested to 1 million cycles in accordance with EN 1191.
|
AD - Acoustic Door Range
|
AD1 |
30RwdB |
Up to 4 hour |
1.68W / m² K-U value |
|
AD2 |
40RwdB |
Up to 2 hour |
0.98W / m² K-U value |
|
AD3 |
45RwdB |
Up to 2 hour |
1.00W / m² K-U value |