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⚫ Transform your metals with timeless black elegance — no paint, just pure patina power!
Birchwood Antique Black M24 is a professional-grade, cold brush-on patina solution designed to create a rich, traditional black aged look on copper, brass, and bronze. Made in the USA since 1948, it chemically reacts with metal surfaces to deliver a smooth, uniform satin finish that preserves natural details. Easy to apply at room temperature, it offers customizable shading and is perfect for both touch-ups and large-scale production, ensuring durable, flake-resistant results.










| ASIN | B0C2RFBCDL |
| Additional Features | Flake Resistant |
| Base Material | Chemical Solution |
| Best Sellers Rank | #262,181 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #426 in Household Stains |
| Brand Name | Birchwood |
| Coating Description | Liquid Patina Solution for Black Finish on Metal |
| Color | Black |
| Compatible Material | Copper, Brass, Bronze |
| Coverage | 100-150 sq ft/gallon |
| Customer Reviews | 4.4 4.4 out of 5 stars (11) |
| Finish Types | Patina |
| Item Dimensions | 5 x 5 x 11 inches |
| Item Weight | 3 Pounds |
| Liquid Volume | 1 Gallons |
| Manufacturer | Birchwood Laboratories LLC |
| Manufacturer Part Number | 740040 |
| Material Type | Wood Based |
| Model Name | Antique Black M24 |
| Model Number | M24 |
| Number of Items | 1 |
| Paint Type | Conversion Coating |
| Size | 1 Gallon |
| Surface Recommendation | Copper, Brass, and Bronze |
| Unit Count | 128.0 Fluid Ounces |
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