1. Product Overview
Castle Streak Proof Glass Cleaner is a professional-grade, VOC-compliant solution designed for efficient, non-streaking cleaning of glass, stainless steel, and metal surfaces. Its specialized formula contains wetting agents, solvents, and soil emulsifying ingredients to effectively remove films, soils, dirt, grease, fingerprints, and grime.
Key Features:
- Streak-proof and smear-free cleaning.
- Safe for use on painted surfaces, caulking, chrome, steel, and aluminum when used as directed.
- Effective even when used in direct sunlight.
- Ammonia-fortified for enhanced cleaning performance.
- Versatile for various surfaces including windows, windshields, mirrors, chrome, and stainless steel.

Image: A can of Castle Original Streak Proof Glass Cleaner, showcasing its label and design.
2. Important Safety Information
WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm. Always use in a well-ventilated area. Keep out of reach of children and pets. Avoid contact with eyes and skin. In case of contact, rinse thoroughly with water. If irritation persists, seek medical attention. Do not ingest.
For detailed safety data sheets, please refer to the manufacturer's website or contact customer support.
3. Setup and Preparation
- Shake Can Thoroughly: Before each use, shake the can vigorously for 10-15 seconds to ensure proper mixing of ingredients.
- Surface Preparation: Ensure the surface to be cleaned is free of loose debris. For heavily soiled surfaces, a preliminary wipe with a damp cloth may be beneficial.
- Ventilation: Use in a well-ventilated area to minimize inhalation of fumes.
- Test Small Area: For sensitive surfaces or unknown materials, test the cleaner on an inconspicuous area first to ensure compatibility and prevent potential damage.
4. Operating Instructions
Application:
- Hold Can Upright: Hold the can approximately 8-12 inches (20-30 cm) from the surface to be cleaned.
- Spray Evenly: Apply a light, even mist over the entire surface. Avoid over-saturating the area to prevent drips.
- Wipe Immediately: Using a clean, lint-free cloth or paper towel, wipe the sprayed surface immediately. For larger glass surfaces, a squeegee can be used for optimal results.
- Buff to Shine: For an optimal streak-free finish, buff the surface with a second clean, dry, lint-free cloth.
Recommended Surfaces:
- Windows (Residential and Automotive)
- Windshields
- Mirrors
- Chrome Fixtures and Trim
- Stainless Steel Appliances and Surfaces
- Other non-porous, hard surfaces.
5. Maintenance and Storage
- Clean Tools: Regularly clean cloths and squeegees used with the product to prevent residue buildup and ensure effective cleaning.
- Storage: Store the can in a cool, dry place, away from direct sunlight, open flames, and other heat sources. Do not expose to temperatures exceeding 120°F (49°C).
- Disposal: Dispose of empty cans according to local regulations for aerosol products. Do not puncture or incinerate the can.
6. Troubleshooting
Problem: Streaks or Haze Remain After Cleaning
Possible Causes & Solutions:
- Too much product applied: Use a lighter, more even mist. Over-application can lead to excess residue.
- Dirty cloth/squeegee: Always use a fresh, clean, lint-free cloth or squeegee. Dirty tools can redeposit grime.
- Not buffed properly: Ensure a second, dry cloth is used for final buffing to achieve a polished, streak-free finish.
- Extremely dirty surface: For heavily soiled surfaces, pre-clean with a damp cloth to remove loose dirt before applying the glass cleaner.
Problem: Product Not Spraying
Possible Causes & Solutions:
- Clogged nozzle: Remove the nozzle and rinse it thoroughly under warm water. Reattach and test.
- Can is empty: If the can feels light and no product is dispensed, it may be empty and requires replacement.
7. Product Specifications
| Feature | Detail |
|---|---|
| Product Dimensions | 11.02 x 9.25 x 12.4 inches (for 6-pack) |
| Item Weight | 9 Pounds (for 6-pack) |
| Item Form | Spray |
| Specific Uses For Product | Glass |
| Surface Recommendation | Glass |
| Special Features | Streak Free |
| Unit Count | 6.0 Count |
| Number of Items | 6 |
| Brand Name | Castle |
| Model Number | C2003 |
| UPC | 688295881704 |
| ASIN | B075F9MPLM |
| Manufacturer | Castle |
| Date First Available | September 6, 2017 |
8. Warranty and Customer Support
For warranty information or technical support regarding your Castle C2003 Streak Proof Glass Cleaner, please contact Castle customer service directly. Refer to the product packaging for specific contact details or visit the official Castle website for the most up-to-date information.