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DUO-SIL®

Urethane Acrylic Sealant & Adhesive
Product overview

Bostik DUO-SIL is a special formulation of urethane and acrylic emulsion which can be used as an adhesive or caulking compound for commercial and residential construction.

Geographic availability
  • United States of America
Available sizes
10.1 oz cartridge - 12/case
20 oz sausages - 12/case

Smart Advantages

 
Interior and exterior use
Weatherproof and mildew resistant
Available in 145+ colors, including clear
DUO-SIL FAQ
Why choose DUO-SIL  over other caulks?

DUO-SIL is a specially formulated urethane acrylic emulsion adhesive sealant that offers superior performance in a range of uses. The adhesive caulk is available in more than 140 in stock colors and is paintable for enhanced versatility and improved finishes. And DUO-SIL is a low VOC product that is non-hazardous, non-flammable, easy to apply, and easy to clean up.

How do I choose the right caulk colors?

Color Cross Reference Tool  

With more than 140 in stock caulk colors, DUO-SIL can help you achieve a truly unique, custom, professional finish. For an exact match, please contact Bostik Customer Service and we will be happy to send you a brochure.

CONTACT CUSTOMER SERVICE
Does the color change from wet to cure?

Yes, like latex paint, the color of DUO-SIL changes from wet to full cure. The color match brochure matches the fully cured shade. For help in selecting the right color for your needs, please view our 140 colors in stock.

Is DUO-SIL paintable?

Yes, in addition to more than 140 industry colors in stock, DUO-SIL adhesive caulk is paintable with oil or latex paints after curing (48 hours).

Is DUO-SIL suitable for interior and exterior uses?

Yes, DUO-SIL is formulated for the professional applicator and is suitable for both interior and exterior applications. The low VOC formula keeps odor low.

What surfaces does DUO-SIL adhere to?

DUO-SIL adhesive caulk provides a superior bond to most common building materials, including wood, metal, concrete, gypsum board, vinyl board, cove base, moldings, foam board, and more.

What temperature range can I apply DUO-SIL?

You can apply DUO-SIL at temperatures between 40°F and 100°F.

What is the temperature range for the cured product?

DUO-SIL will perform from 0°F to 170°F.

Is DUO-SIL mildew resistant?

Yes, DUO-SIL adhesive sealant is mildew resistant.

Is DUO-SIL a low VOC product?

Yes, DUO-SIL is an environmentally friendly, low VOC product.

What is the typical cure time for DUO-SIL?

DUO-SIL has a typical cure time of 48 hours. High humidity conditions may cause longer cure time.

What is the typical shelf life for DUO-SIL?

Unopened shelf life of DUO-SIL is 12 months stored at room temperature.

Does Bostik offer a warranty on DUO-SIL?

Bostik unconditionally warranties the product for product replacement only. Please see our warranty statement for more information.

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