Oils, Fluids and Sealer› Sealers, Gasket Makers and Glues

DAP

DYNAFLEX 230 BLACK

$23.96

SKU: D03Y 70798 18280

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Beginner — under 30 min

Description

The DAP Dynaflex 230 is a premium, waterproof sealant designed for windows, doors, siding, and trim. It offers silicone-like toughness, providing outstanding durability, adhesion, and flexibility while withstanding the elements. This sealant is easy to tool and paintable, with a low odor.

It handles joint movement without cracking or crumbling, making it suitable for both indoor and outdoor use. The Dynaflex 230 meets ASTM C920, Class 25 standards.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandDAP
Part NumberD03Y 70798 18280

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy