Homasote Sound Barrier - DesignWall 440 Decorative Panels

Homasote Sound Barrier Panels - Superior Soundproofing & Sound Absorption Combined Professional Homasote DesignWall 440 acoustic panels with high-STC wall assembly capable soundproofing performance - the unique acoustic product that blocks sound transmission BETWEEN rooms while simultaneously absorbing sound WITHIN rooms. Perfect for shared walls, home theaters, music rooms, bedrooms, offices, and anywhere you need both soundproofing and acoustic treatment in one elegant solution. Architect & Spec Resources (PDF) For commercial spec-and-bid projects: Homasote 440 Product Brochure Homasote 440 SoundBarrier 3-Part Architect Specifications (CSI format) Homasote 440 SoundBarrier Installation Guide Homasote DesignWall Info Sheet Technical Specifications STC Rating: 50+ when properly installed (

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