Shenzhen Xunzhi Building Material Industry Co., Ltd.
0 gap sealing rubber strip canbe used for 15 years
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Acoustic & Fire Intumescent Strip – Dual Performance Sealing for Studios & Theaters
Product Overview Engineered to combine acoustic insulation with fire protection, this intumescent strip is ideal for music rooms, studios, and theaters where both soundproofing and safety are essential.
Features Reduces airborne sound leakage High-expansion fire barrier Flexible and durable under compression Compatible with acoustic-rated doors.
Technical Specifications Material: Graphite intumescent + acoustic sponge Sound Rating: Up to Rw 38 dB Fire Temp Activation: ~190°C Sizes: 15x4mm, 20x4mm, 25x4mm Fire Resistance: BS 476-22 compliant.
Applications Cinemas, theaters, and music studios Broadcast and podcast rooms Conference facilities Recording booth entries.
Customization Options Custom sponge density and hardness Size and color per spec Optional peel-off adhesive Co-branding and private labeling.