BOSTIK – Siroflex | DUO-SIL Acrylic Sealant and Adhesive

Description

BOSTIK / Siroflex – DUO-SIL® Acrylic Urethane Sealant 10-oz

 In Stock and Available now

Bostik – DUO-SIL® is a special formulation of urethane and acrylic emulsion formulated for the Professional applicator which can be used as an adhesive or caulking compound for commercial and residential construction. Perfect for Vinyl Siding, Windows and Doors, Kitchens, Baths and Showers, Moldings, and Countertops. Available in more than 140 colors!

Not all colors listed online, please call if you need a color not listed.
Subject to Manufacture Minimums on Special Order Colors.

• Meets ASTM C-834, Type C, Grade 0
• Easy to apply
• Cleans up with Soap and Water
• Commonly used in the window & door industry
• Excellent adhesion to most common building substrates
• Flexible, UV-Resistant, and will not crack or fade
• Non-Hazardous, Non-Flammable, Mildew Resistant
• Low VOC formulation
• Available in more than 140 colors

To download the most recent Technical Data Sheet, please click here.

Bostik Duo‑Sil Sealant & Adhesive – Available Across Tampa Bay & Central Florida

Bostik Duo‑Sil is a premium hybrid sealant and adhesive designed for construction, waterproofing, siding, windows, doors, roofing, and interior/exterior finishing applications. Formulated with advanced silicone‑modified technology, Duo‑Sil provides exceptional adhesion, flexibility, UV resistance, and long‑term durability — even in Florida’s extreme heat, humidity, and coastal environments.

If you’re searching for Bostik Duo‑Sil near me, Duo‑Sil sealant Tampa, or construction sealant in Florida, Conspec Materials is your trusted local supplier.

Why Contractors Choose Bostik Duo‑Sil

• Hybrid modified formula for superior adhesion
• Permanently flexible — ideal for expansion and movement joints
• Excellent UV, weather, and moisture resistance
• Paintable once cured
• Low odor, low VOC
• Non‑yellowing, non‑shrinking
• Bonds to most substrates including metal, vinyl, wood, concrete, masonry, PVC, and fiber cement
• Ideal for Florida’s high‑humidity and coastal conditions

Perfect for:

• Siding & trim installation
• Windows & doors
• Roofing & flashing
• Interior finishing
• Metal buildings
• Waterproofing
• General construction

Available Colors

To Download the Siroflex PDF Color Chart, please click here.

(More than 140 available, subject to in stock availability)

• White
• Clear
• Bronze
• Black

Visit our Locations page and click the “Bostik Duo‑Sil Near Me” tab to check availability and directions to the nearest Conspec Materials location.

Serving Tampa Bay and Surrounding Florida Cities Since 1976
Conspec Materials proudly supplies Bostik Duo‑Sil throughout Tampa, St. Petersburg, Clearwater, Brandon, Riverview, Valrico, Wesley Chapel, Lutz, Odessa, Palm Harbor, Dunedin, Largo, Seminole, Pinellas Park, Temple Terrace, Apollo Beach, Ruskin, Sun City Center, Plant City, Seffner, Lithia, Gibsonton, Carrollwood, Town ‘n’ Country, New Port Richey, Port Richey, Holiday, Tarpon Springs, Brooksville, Spring Hill, Hudson, Zephyrhills, Dade City, Lakeland, Auburndale, Winter Haven, Haines City, Davenport, Kissimmee, Orlando, Sanford, Lake Mary, Deltona, DeLand, Daytona Beach, Ormond Beach, Ocala, The Villages, Wildwood, Inverness, Crystal River, Homosassa, Sarasota, Bradenton, Palmetto, Ellenton, Parrish, Venice, North Port, Punta Gorda, Port Charlotte, Fort Myers, Cape Coral, and many other nearby Central and West Florida communities.

Whether you’re a contractor, builder, or homeowner searching for Bostik Duo‑Sil in Tampa Bay, Central Florida, West Florida, or Gulf Coast Florida, we are the region’s long‑established distributor.

Find Bostik Duo‑Sil Near You
Visit our location page and click the “Bostik Duo‑Sil Near Me” tab to check availability and directions to the nearest Conspec Materials location.