• Unique elastomeric dual fins provide continuous acoustic & smoke protection at ironmongery points
• Superior acoustic performance
- tested in accordance with BS EN ISO 140-3:1995
• Successfully tested for fire & smoke performance in accordance with BS 476: Pt.22: 1987 & BS 476: Pt.31.1:1983
• Exceptionally low frictional resistance for ease of operation
- taking accessibility requirements into account
• Successfully tested for air tightness under BS 476: Pt 31.1 ideal for thermal containment
• Highly durable
- 1, 000, 000 cycle tested
• Holds BBA & Certifire (CF330/CF341) approval
• Sold in packs of 5 x 2100mm lengths DS Acoustic Fire & Smoke Seal Black 15x 4x 2150mm