Technical data sheet
DAP® DYNAFLEX 230® Premium Indoor/Outdoor Sealant
Waterproof, window, door and trim sealant
DAP® DYNAFLEX 230® delivers a "silicone tough" latex formulation for outstanding exterior performance against the elements. Developed for flexibility and crack proof performance, this sealant endures expansion and contraction without cracking or losing its seal. The paintable, durable sealant can fill gaps up to 25.4 cm (1") wide and the cured sealant is mold and mildew resistant. It has excellent adhesion to a wide range of building materials including wood, MDF, PVC, polystyrene and composite trimboard.
Measures shown with an asterisk (*) have been converted as per your preference. These are not the official measures. To view the measures specified by the manufacturer, click here.
Easy to gun out, tools smoothly and can be cleaned up with soap and water. Interior/exterior use.
- Windows and doors
- Siding and trim
- Butt joints
- Corner joints
- Other gaps and cracks