DuPont Home

The Right Acrylic Caulk for the Job

Whether you need a product that resists mold and mildew or a product that’s durable and water resistant, you’ll find it here. We offer a full line of high-quality silicone sealants and acrylic caulks designed to meet virtually all of your caulking and sealing needs. At DuPont, we know how to help you protect your home.

Product available for sale in the U.S. only.

Silicone Sealants

This is the ideal choice when you need a waterproof sealant that endures extreme temperatures. Silicone also helps prevent air leaks around windows and doors and adds the perfect finishing touch to bathroom projects. » More
Acrylic Caulks
Acrylic caulks are extremely durable and help resist mold and mildew. What’s more, they’re simple to use, easy to clean up and work very well for painting applications to fill in gaps between walls, ceilings and wood trim. » More
Patch & Repair Products
DuPont™ Patch & Repair Products are perfect for all kinds of different projects including filling holes, dents, cracks, defects, and sealing window panes. They are great for interior and exterior use, soap and water clean-up, and ready to use. Every product is paintable and ideal for your patching needs. » More
MSDS Information
MSDS Information

DuPont™ AIRTITE® Siliconized Acrylic Caulk


DuPont™ AIRTITE® Siliconized Acrylic Caulk with Weather-Tight Seal technology is ideal for sealing gaps around windows, doors, trim and a variety of other interior and exterior surfaces.