1. Про продукт
DAP Dynaflex 230 is a premium elastomeric latex sealant engineered with silicone-like toughness. This sealant offers exceptional durability, adhesion, and flexibility, combined with ease of application, paintability, low odor, and water clean-up. It is designed to withstand joint movement caused by temperature and humidity variations without cracking, making it suitable for both interior and exterior use. It provides a 100% waterproof and weatherproof seal, ideal for enhancing a home's energy efficiency by sealing air leaks around windows, doors, siding, trim, and baseboards.
Ключові особливості:
- Silicone tough with superior flexibility and crack-proof performance.
- Premium elastomeric latex paintable sealant, ready for paint in 2 hours.
- 100% waterproof and weatherproof seal.
- Seals joints up to 2 inches wide, maintaining flexibility without cracking.
- Adheres to a wide range of building materials indoors or outdoors, including wood, MDF, PVC, polystyrene, and composite trimboard.

Image 1: DAP Dynaflex 230 Premium Elastomeric Sealant in Brown, highlighting its silicone toughness, 2-hour paintability, ability to seal joints up to 2 inches wide, and 100% waterproof and weatherproof seal.
2. Налаштування та підготовка
Proper preparation is crucial for optimal sealant performance and adhesion. Follow these steps before application:
- Очищення поверхні: Ensure the surface is clean, dry, and free of old caulk, foreign material, dust, grease, or loose paint.
- Nozzle Preparation: Cut the nozzle at a 45-degree angle to achieve the desired bead size. A smaller opening creates a finer bead, while a larger opening creates a wider bead.
- Load Cartridge: Insert the sealant cartridge into a standard caulk gun.

Image 2: Visual guide illustrating the steps for using DAP Dynaflex 230 sealant, including surface preparation, nozzle cutting, and cartridge loading.
3. Інструкція із застосування
Apply the sealant evenly for a professional finish and effective seal.
- Нанесіть герметик: Apply a continuous, even bead of sealant into the gap or joint. Maintain consistent pressure on the caulk gun.
- Smooth Bead: Immediately after application, smooth the bead with a wet finger or a tooling tool for a clean, uniform appearance.
- Очистити надлишок: Clean any excess wet sealant with a damp sponge before it skins over. Dried sealant must be cut or scraped away.

Image 3: A hand demonstrating the application of DAP Dynaflex 230 sealant using a caulk gun along a wooden seam.
Video 1: An official product video from DAP PRODUCTS INC. demonstrating the application of Dynaflex 230 sealant, highlighting its ease of use and flexibility.
4. Обслуговування та зберігання
To ensure the longevity of your sealant and its effectiveness for future use:
- Reseal Cartridge: After each use, reseal the cartridge nozzle tightly to prevent the sealant from drying out. This ensures the product remains viable for future projects.
- Зберігання: Store the sealant in a cool, dry place away from direct sunlight and extreme temperatures.
- живопис: Allow the sealant to dry for 2-4 hours before painting with latex or oil-based paints. Cool or humid conditions, or the type of paint used, may require a longer drying time.
5. Ideal Applications
DAP Dynaflex 230 is versatile and suitable for sealing various areas around your home:
- вікна
- Двері
- Сайдинг
- Обрізка
- Плінтуси
- Eaves & Soffits

Image 4: An illustration of a house exterior, pointing out common areas where DAP Dynaflex 230 sealant can be effectively applied, such as eaves, soffits, siding, doors, and windows.
5.1. Multi-Material Adhesion
This sealant adheres effectively to a wide variety of building materials, ensuring a strong and lasting bond:
- Деревина
- Most Metals
- скло
- Plaster/Stucco
- Цегла
- Вініл
- Гіпсокартон
- Алюміній
- PVC Trimboard
- Most Plastics
- Mortar & Stone
- Бетонні

Image 5: A visual representation of the diverse range of materials to which DAP Dynaflex 230 sealant provides strong adhesion, including wood, metals, glass, and various construction surfaces.
6. Superior Flexibility and Durability
DAP Dynaflex 230 is formulated for long-lasting performance, even in dynamic environments. Its elastomeric properties allow it to stretch and compress with building materials, preventing cracks and maintaining a robust seal.
- Crack-Proof Performance: Designed to handle significant joint movement without cracking, ensuring a durable seal over time.
- Сильна адгезія: Maintains strong adhesion even after 50% expansion, adapting to weather and temperature changes.

Image 6: A laboratory comparison demonstrating the superior flexibility and adhesion of DAP Dynaflex 230, showing 272% elongation without adhesion failure, compared to a competitor's elastic sealant.
7. Технічні характеристики продукту
| Особливість | Деталь |
|---|---|
| Бренд | DAP |
| Номер моделі | 7079818418 |
| Колір | Коричневий |
| Розмір | 10.1 унцій (300 мл) |
| Форма предмета | Вставити |
| матеріал | Advanced Acrylic Polymer |
| Рекомендація щодо поверхні | Інтер'єр/Екстер'єр |
| Рівень водонепроникності | Водостійкий |
| Maximum Gap Fill | 2 дюймів |
| Initial Hardening Time | 30 хвилин |
| Час повного затвердіння | 24 години |
| Діапазон температур | Від 40 до 100 градусів за Фаренгейтом |
| Покриття | 55 linear ft. at a 3/16" bead size |
| Атестація | ASTM C920, Class 25 |
| UPC | 070798183025 |
8. Вирішення проблем
While DAP Dynaflex 230 is designed for reliable performance, here are some common issues and general advice:
- Погана адгезія: Ensure surfaces are thoroughly clean, dry, and free of contaminants before application. Old caulk or loose paint must be removed.
- Cracking/Shrinkage: This product is formulated to be crack-proof. If cracking occurs, ensure the joint size is within the recommended 2-inch maximum and that the sealant had adequate time to cure before exposure to extreme movement or painting.
- Час повільного висихання: In cool or humid conditions, or when using certain types of paint, the drying time may be longer than the stated 2-4 hours for paintability or 24 hours for full cure. Allow additional time as needed.
- Difficulty Smoothing: If the sealant begins to skin over too quickly, work in smaller sections or use a damp tool for smoothing immediately after application.
9. Гарантія та підтримка
DAP Dynaflex 230 Premium Elastomeric Sealant comes with a 50-Year Durability Guarantee, reflecting its high quality and long-lasting performance. For specific warranty details or product support, please refer to the product packaging or contact DAP directly.
For additional information, product inquiries, or technical assistance, please visit the official DAP Store: DAP Store on Amazon.





