DOWSIL 121 Black Structural Glazing Sealant
SKU:
D121BLT
DOWSIL 121 Black Structural Glazing Sealant is a fast-curing, two-part silicone ideal for structural glass assembly, installation, and repair, featuring a 1:1 mix ratio for easy application.
SHIPS WITHIN 24-HOURS, IF IN-STOCK.
$50 MINIMUM ORDER VALUE
Technical Data Sheet
Your Price
$44.03
DOWSIL 121 Black Structural Glazing Sealant is a high-performance, two-part silicone sealant designed for the assembly, installation, and repair of structurally glazed glass and other substrates. Featuring a unique 1:1 mix ratio, it offers fast curing in just 24 hours, significantly improving productivity compared to traditional one-part sealants that require up to 21 days. Its user-friendly dispensing system eliminates the need for specialized mixing equipment, reducing costs and complexity. DOWSIL 121 delivers superior silicone adhesion, outlasting organic weatherseals and structural tapes while ensuring long-term durability. Whether applied on-site or in-shop, this structural glazing sealant meets the demands of modern facade contractors and manufacturers, offering exceptional performance with cost efficiency.
- Sold individually - order 12 for a full case
- Note: Digital color representation may vary from the cured product
- Fast Curing – Fully cures in 24 hours, improving efficiency and reducing downtime
- User-Friendly Application – 1:1 mix ratio for simple dispensing, eliminating the need for specialized pumps
- Versatile Use – Suitable for both on-site and in-shop structural glazing applications
- Cost-Effective Solution – Reduces material waste, labor costs, and maintenance expenses
- Superior Performance – Outperforms organic weatherseals and structural tapes for long-lasting durability
- Trusted Quality – Backed by a 20-year Structural Adhesion Limited Warranty for peace of mind
- Type: Two-part structural glazing silicone sealant
- Mix Ratio: 1:1 by volume
- Cure Time: 24 hours (compared to 14-21 days for single-part sealants)
- Application: Assembly, installation, and repair of structurally glazed glass and other substrates
- Dispensing: Cartridge-based system with a static mixer
- Performance: Superior silicone adhesion, weather-resistant, and durable
- Warranty: 20-year Structural Adhesion Limited Warranty available
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