Call to Take Advantage of Store Pickup & Delivery Today

Please note, pricing in-store may vary from what's shown online.

DAP Dynaflex 230 Sealant

Dap

DAP DYNAFLEX 230 is a premium waterproof sealant for windows, doors, siding, and trim. With silicone-like toughness, it withstands the elements while offering outstanding durability, adhesion, and flexibility. Easy to tool, paintable, and low odor, it handles joint movement without cracking or crumbling. Perfect for indoor/outdoor use, ensuring lasting protection and a flawless finish.

Features & Benefits
  • Waterproof Seal: 100% weatherproof
  • Superior Flexibility: Crackproof sealant
  • Low Odor: Easy water clean-up
  • Wide Compatibility: Paintable with latex and oil-based paints
  • Exceeds ASTM C920, Class 25
  • Seals joints up to 2" wide
  • Easy water clean-up
  • Interior/exterior use
  • Lifetime warranty

We Also Recommend

COLORmaxx Spray Paint + Primer, Gloss Watermelon, 12-oz.
Krylon

COLORmaxx Spray Paint + Primer, Gloss Watermelon, 12-oz.
Wooster American Contractor & Silver Tip Roller & Tray Set (6-Piece)
Wooster

Wooster American Contractor & Silver Tip Roller & Tray Set (6-Piece)
Wooster Pro/Doo-Z FTP Mini Jumbo-Koter & Silver Tip Roller Kit (5-Piece)
Wooster

Wooster Pro/Doo-Z FTP Mini Jumbo-Koter & Silver Tip Roller Kit (5-Piece)
3M™ Rubberized Undercoating 08883
3M

3M™ Rubberized Undercoating 08883
Minwax® Water Based Helmsman® Indoor/Outdoor Spar Urethane
Minwax

Minwax® Water Based Helmsman® Indoor/Outdoor Spar Urethane