
Rust Effect
Rust Effect
Rust Effect
Rust Effect
Rust Effect
Rust EffectMETALLICUM
Wild Rust Copper Set
Complete 3-bottle verdigris patina system — Copper base + Activator + Protective sealer
Complete 3-bottle verdigris patina system. Includes Wild Rust Copper base 2.5L with real copper aggregates, Wild Rust Activator 0.75L for triggering oxidation, and Wild Rust Protective Sealer 0.75L for locking in the patina. Apply two coats of base, then activate to develop authentic copper verdigris patina. Shades range from warm copper to oxidized green depending on number of activator applications. Seal with included Protettivo for permanent finish. Interior and exterior use.
Price
$347.97
Back in Stock · Limited Dallas Restock
Back in stock after selling out on preorder — just restocked from Italy, limited Dallas allocation, while supplies last. Individual components are temporarily reserved for complete set fulfillment.
Coverage calculator
Wild Rust system estimator
Complete Set + refills
Recommended plan
Based on 100 sq ft (9.3 m2), including buffer.
Approx. $705.93
Wild Rust Copper Set
Supplies the 2.5L base. The base usually covers more area than the activator and sealer.
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The base inside one Set covers about 161-215 sq ft for two base coats, but the activator and sealer are smaller bottles.
TDS source: Base 6-8 m2/L for two coats; Activator 7-10 m2/L for two coats; Protettivo 8-10 m2/L per coat.
This updates only the Complete Set quantity. Individual refill bottles are temporarily reserved for set fulfillment, so contact ATRIA if this project needs extra activator or sealer.
TDS-based estimate only. Wild Rust consumption changes with substrate, desired oxidation intensity, spray/brush method, and protection requirements.
Limited-restock quantity is checked again at checkout.
Talk to ATRIAProfessional-Grade Application Product
This product is part of a multi-step application system that requires proper surface preparation and technique for best results.
Complete 3-bottle verdigris patina system. Includes Wild Rust Copper base 2.5L with real copper aggregates, Wild Rust Activator 0.75L for triggering oxidation, and Wild Rust Protective Sealer 0.75L for locking in the patina. Apply two coats of base, then activate to develop authentic copper verdigris patina. Shades range from warm copper to oxidized green depending on number of activator applications. Seal with included Protettivo for permanent finish. Interior and exterior use.
Specifications
- Coverage: 6–8 m²/L (2 coats) ≈ 15–20 m² per 2.5L
- Coats: 2 required (+ Attivatore + Protettivo)
- Application: Brush or short-haired roller
- Density: 1.640 ± 0.05 kg/L
- Dry residue: 72 ± 2%
- Appearance: Matt, metallic dark grey
- Touch-dry: 1–2 hours
- Deep dry: 18–24 hours
- Overcoating: 4–6 hours
- Dilution: Water 20–30%
- Use: Interior and exterior*
- Storage: 12 months
- Packaging: 1L, 2.5L
Key Features
- Authentic oxidized copper / verdigris effect — real copper particles
- Single-component, gel acrylic resin formula
- Modular oxidation — more activator coats = deeper verdigris
- Develops copper, green, and bluish iridescent tones
- Interior AND exterior use (with Protettivo protection)
- Textured surface with sophisticated, antique character
- Step 1: Prime surfaces with an acrylic primer before application
- 4-step system: Primer + Base + Activator + Protector
Go to the METALLICUM store page to see available products, sizes, calculators, color options, and related materials.
What’s in this Set
Three components — one Complete Set
Wild Rust Copper
2.5L
Decorative copper-particle base
Coverage: ~15–20 m² for 2 coats (6–8 m²/L × 2.5L)
Wild Rust Activator
0.75L
Triggers oxidation reaction (verdigris formation)
Coverage: ~5.25–7.5 m² for 2 coats
Wild Rust Protective Sealer
0.75L
Locks in patina, prevents further oxidation, weather seal
Coverage: ~6–7.5 m² per coat; ~3–3.75 m² for 2 coats
Components total: $347.97
Wild Rust Copper Set: $347.97
Wild Rust requires all three components — base, activator, and protective sealer — to develop and preserve the oxidized finish. Sold as a Complete Set for guaranteed compatibility. Set price equals the exact sum of components — no markup, no discount.
Already have the Set and need to top up? Activator and Protective Sealer are available individually for larger Wild Rust projects: Activator · Protective Sealer. Iron Base and Copper Base remain temporarily reserved for Complete Set fulfillment: Iron Base · Copper Base. Join the waitlist on each base page or contact ATRIA for project-specific availability.

Catalog sold out — boards available
METALLICUM Finishes Catalog
The printed catalog's current run is sold out — but you can order a real made-to-order METALLICUM sample board in Steel, Copper, Brass, or Gold, hand-applied and polished in Dallas. $15 of your board is credited toward your next order of $100+.
About this finish
Wild Rust Oxidized Effects
What it is
Wild Rust is a brush-on decorative coating loaded with real metal particles — iron for the Corten steel look, copper for verdigris. The base alone dries matte dark grey; the transformation happens when you apply the Attivatore, a reactive solution that makes those metal particles genuinely oxidize, growing authentic rust or green-blue patina right on your wall. It is real chemistry, not printed texture, so every surface develops its own one-of-a-kind pattern.
Wild Rust Copper Set: The complete 3-bottle Copper Set: 2.5 L copper-particle base, 0.75 L Attivatore, and 0.75 L Protettivo. Oxidizes into verdigris — copper, green, and blue iridescent tones that grow more complex with each activator coat.
Why choose it
- Real oxidation, not a faux finish — the base contains actual iron or copper aggregates, so the rust and verdigris are genuine and no two surfaces come out identical.
- You control the depth: each Attivatore coat intensifies the effect through a 4-to-6-hour reaction, from a light blush of oxide to full Corten or verdigris, and the Protettivo sealer freezes it exactly where you stopped.
- The look of Corten steel or aged copper on surfaces where metal plate is impractical — one 2.5 L base covers roughly 160-215 sq ft (15-20 m2) in two coats, indoors or out once sealed.
How it’s applied
- 01Start with a clean, sound surface primed with a smooth acrylic primer — not a gritty quartz primer.
- 02Brush or roll on two coats of the metal-loaded base; it goes on matte dark grey, with no rust in sight yet.
- 03Once the base is dry, apply the Attivatore with a brush, sponge, or spray — genuine oxidation develops over the next 4 to 6 hours.
- 04Each additional activator coat deepens the effect, so stop whenever the patina looks right to you.
- 05Let the effect mature for 24 to 48 hours, then seal with two coats of Protettivo — it goes on milky, dries clear, and stops the oxidation exactly where you left it.
Where it works
See genuine oxidation before you commit: order the made-to-order Wild Rust sample board — hand-applied, activated, and sealed in our Dallas studio in your choice of Iron or Copper — for $15, credited back on your next order of $100 or more. Order a sample board
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