Elevate your soundproofing solutions with OSI SC175 Draft & Acoustical Sound Sealant. This high-performance, latex-based sealant is engineered to reduce sound transmission and drafts in both residential and commercial spaces. It’s the perfect choice for creating a sound-rated assembly in STC (Sound Transmission Class) wall systems.
Key Features of OSI SC175 Draft Sealant
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Acoustical Draft Sealant: Specifically designed to enhance privacy by reducing noise and drafts in STC-rated wall systems.
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Versatile Adhesion: Adheres effectively to wood, metal studs, concrete, gypsum board, and other common building materials.
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Paintable and Flexible: Stays permanently flexible, allowing for easy painting and long-term performance.
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Easy Application: Cleans up quickly with soap and water for a hassle-free installation process.
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Low VOC and Odor: Complies with low VOC regulations, features low odor, and is GREENGUARD Indoor Air Quality certified.
Benefits of Using OSI SC175 Acoustical Sound Sealant
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Reduces Sound Transmission: Achieve and maintain the STC value needed for effective soundproofing.
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Strong Adhesion: Bonds securely to various materials for a reliable seal.
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Permanently Flexible: Remains flexible to accommodate building movement without compromising the seal.
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Certified Performance: Tested to UL 1479, UL 2079, and ASTM E84 standards to ensure quality and reliability.
Recommended Applications
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Commercial Construction: Ideal for use in lightweight cavity walls and floor systems in commercial settings.
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Residential Use: Perfect for sealing perimeter joints, floor and ceiling runners, cutouts in gypsum board, and utility equipment penetrations.
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Soundproofing Applications: Enhances acoustical performance around electrical boxes, HVAC ducts, and other penetrations.
Limitations of OSI SC175 Latex Sealant
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Not for Moist Environments: Avoid use in areas prone to water immersion, moisture, frost, or condensation.
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Temperature Restrictions: Not suitable for applications requiring temperature resistance above 170°F.
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Metal Compatibility: Avoid use on metals that may corrode or discolor, such as copper.
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Surface Compatibility: Not recommended for use on polyethylene, polypropylene, PTFE/Teflon®, or nylon surfaces.
Coverage for OSI SC175 Draft Sealant
Bead Size |
Coverage |
1/4” (6 mm) |
Covers approximately 86 ft. (26 m) |
3/8” (9.5 mm) |
Covers approximately 38 ft. (12 m) |
Experience superior soundproofing with OSI SC175. Buy Now to ensure quiet and privacy in your next project!