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The UltraTech 4002 Ultra-Ever Dry Bottom Coat is the base layer of the Ultra-Ever Dry® two-part coating system, supplied in a 1-gallon container for maintenance, repair, demonstration, and small-scale industrial applications. Applied prior to the Ultra-Ever Dry Top Coat, it creates the foundational surface structure required to achieve the coating system's superhydrophobic and oleophobic performance characteristics. The coating is formulated for spray application and is suitable for use on a wide range of substrates in both indoor and outdoor environments. :contentReference[oaicite:0]{index=0}
- 1-Gallon Container – Suitable for maintenance projects, demonstrations, prototyping, touch-ups, and smaller coating applications covering approximately 250 sq. ft.
- Foundation Layer for Ultra-Ever Dry System – Provides the base surface structure required for proper adhesion and performance of the Ultra-Ever Dry Top Coat
- Part of a Two-Coat System – Designed to be applied before Ultra-Ever Dry Top Coat; both coating layers are required to achieve the intended surface properties
- Spray-Applied Formulation – Compatible with Ultra-Mini Sprayers, Ultra-Power Sprayers, HVLP equipment, and other air-powered spray systems
- Indoor and Outdoor Performance – Suitable for a variety of substrates and environmental conditions while providing the foundation for Ultra-Ever Dry's liquid-repellent coating system
Product Specifications:
| Model Number | 4002 |
| Product Type | Ultra-Ever Dry Bottom Coat |
| Series | Ultra-Ever Dry |
| Container Size | 1 Gallon (3.8 L) |
| Container Type | Can |
| Color | Translucent White |
| Finish | Primer / Base Coat Layer |
| Coverage Rate | 250 sq. ft. (23 m²) Average Coverage |
| Coverage per Gallon | 250 sq. ft. (23 m²) |
| Application Method | Spray Application |
| Compatible Top Coat | UltraTech 4012 Ultra-Ever Dry Top Coat, 1 Gallon |
| Dry Time Before Top Coat | 30–60 Minutes Typical |
| Storage Temperature | 40°F to 115°F (4°C to 46°C) |
| Suitable Substrates | Metal, Wood, Glass, Concrete, Stone, Rubber, Fabric, and Most Plastics |
| Use Location | Indoor and Outdoor |
| Prop 65 | No |
| Weight | 9 lbs. (4.1 kg) |
| UPC | 808416040029 |
| Country of Origin | USA |
| Brand | UltraTech International |