What Are Aluminum Shingles? A Complete Guide
Quick answer
Aluminum shingles are individual, interlocking metal roofing panels stamped from aluminum to look like slate, cedar shake, or dimensional asphalt shingles. They lock together on all four sides with concealed fasteners, weigh a fraction of the materials they mimic, never rust, and last 50+ years — combining a traditional shingle look with metal durability.
What are aluminum shingles made of, and how do they work?
Aluminum shingles are individual roofing modules stamped from heavy-gauge aluminum and finished with a durable factory coating. Rather than being nailed flat like asphalt, each shingle interlocks with the ones around it on all four sides, forming a continuous mechanical connection across the roof, with the fasteners concealed beneath the surface. The result is a shingle-style roof that carries all of aluminum's advantages — no rust, light weight, top-tier hail and wind ratings — while looking like a traditional shingle, slate, or shake roof from the ground.
What do aluminum shingles look like?
Convincingly like the premium materials they replace. Aluminum shingles are stamped and textured to reproduce the depth of natural slate, the grain of hand-split cedar shakes, or the dimensional shadow lines of architectural asphalt — and they are finished in a wide palette of long-life colors. From the street, an aluminum slate or shake roof is difficult to distinguish from the real thing, yet it weighs a fraction as much and never rots, curls, streaks, or fades the way the originals do. Interlock offers slate, cedar shake, and tile shingle profiles.
Are aluminum shingles the same as a metal roof?
Yes — this is the most common point of confusion. A metal roof is not only the vertical-panel "standing seam" look; metal roofing also comes in shingle, slate, shake, and tile profiles. Aluminum shingles are simply the shingle-style version of a metal roof. So when shoppers compare "aluminum shingles vs. a metal roof," they are really comparing two forms of the same thing. Aluminum shingles give you the durability and longevity of metal in a traditional shingle appearance rather than a modern vertical line.
How are aluminum shingles different from asphalt shingles?
They share only the word "shingle." Asphalt shingles are a petroleum-based mat surfaced with granules, nailed flat, that lasts 15–20 years before curling, losing granules, and heading to a landfill. Aluminum shingles are solid metal that interlocks mechanically, lasts 50+ years, cannot rust or rot, carries the top hail and fire ratings, and is fully recyclable. One is a periodic replacement item; the other is often the last roof a house ever needs. The look can be similar; the lifespan and performance are not.
Frequently Asked Questions
Are aluminum shingles good?
Yes — they are one of the best roofing options made. Aluminum shingles never rust, resist the highest hail rating and Class A fire, handle high wind, weigh a fraction of slate, and last 50+ years with little maintenance. The trade-off is a higher upfront cost, repaid over decades of service. Our dedicated pros-and-cons guide covers the details.
How long do aluminum shingles last?
A quality aluminum shingle roof lasts 50 years or more — often a lifetime — versus 15–20 years for asphalt. Aluminum does not rust, and a factory PVDF finish holds its color for decades, which is why systems like Interlock's carry a transferable lifetime warranty.
Do aluminum shingles rust?
No — aluminum contains no iron, so it physically cannot rust, and it forms a self-healing oxide layer that reseals if scratched. That is a core advantage over steel shingles, which rely on coatings that can eventually corrode at cut edges, especially near the coast.
Sources
- The Aluminum Association — Aluminum properties and building applications
- Metal Construction Association — Metal shingle roofing systems
Explore Interlock Metal Roofing
Last reviewed 2026-07-12 · Reviewed by Scott Plumptree, Director of Marketing