Exterior Components Weatherstripping and Rubber Details

DAP

DAP DYNAFLEX 920 PREMIUM EXTERIOR

$29.12

SKU: D03Y 7079889200

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 920 is a premium exterior elastomeric sealant developed for professional siding and window installations. It provides a long-lasting seal that helps prevent water and air intrusion.

This sealant meets ASTM C920, Class 25 standards, offering durable, flexible protection that adapts to movement. It can be applied in most weather conditions, even wet conditions, and will not wash away before fully curing. Once dry, it accepts paint well for a seamless finish.

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 7079889200

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.

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