How to Choose the Right Metal Cladding Profile for Your Building

Phoenix Metals • September 4, 2026

Choosing metal cladding is about more than picking a colour or deciding on a steel exterior. The panel profile itself affects the appearance, spanning strength, fastening system, and suitability of the finished building. At Phoenix Metals, we have been supplying and fabricating metal products in Calgary since 1978, and one of the most important parts of choosing a panel is matching the profile to the actual application.


A commercial shop, an agricultural building, and an architecturally finished exterior may all benefit from metal cladding, but they do not necessarily need the same panel.

Modern two-story house with dark metal siding, wood garage door, and large windows beside trees

Which Metal Cladding Profile Should You Choose?

For many general wall and roofing applications, Duraclad is a versatile starting point. If spanning strength and a more defined board-and-batten appearance matter, Allclad may be a better fit. Projects where appearance is a major priority may benefit from a concealed-fastener system such as Prolok, while agricultural and functional buildings may be better suited to WeatherShield or corrugated profiles. The right choice depends on how the building will be used, where the panels will be installed and the finished look you want.


Allclad: Strength With a Board-and-Batten Look

Allclad metal panels are similar in design to Duraclad but include an additional rib along the major ribs. That extra rib increases the panel's spanning strength while giving it a more defined vertical board-and-batten appearance. We often look at Allclad when a project needs the durability of steel cladding, but appearance still matters, including commercial buildings, shops, homes, warehouses and other exterior applications.


Duraclad: A Versatile All-Around Option

Duraclad is Phoenix Metals' most popular panel and works for both wall and roof applications. Its combination of strength, multiple gauge and finish options, and anti-siphon side-lap design makes it a practical choice for a wide range of buildings. If you need a dependable profile without a more specialized architectural look, Duraclad panels are often among the first options to compare.

Upward view of a tall corrugated metal building against a blue sky with clouds

Diamond Rib: A Strong Multipurpose Profile

Diamond Rib uses a ¾-inch trapezoid rib with six-inch rib spacing, giving it a strong and distinctive profile. It can be installed on walls or roofs and works well when you want visible rib definition without moving to a concealed-fastener system. That versatility makes Diamond Rib suitable for commercial, industrial, agricultural and other projects where both durability and appearance matter.


Prolok: When Appearance Is a Priority

For projects where exposed fasteners are not the look you want, Prolok metal panels are worth considering. Prolok uses a concealed fastening system and is available in 12-inch and 16-inch widths. The narrower panel design creates pronounced shadow lines that can give a building a cleaner, more architectural appearance. This can make Prolok especially attractive for higher-end commercial, residential and design-focused projects.


WeatherShield and Corrugated Panels: Practical Options for Functional Buildings

WeatherShield profiles are designed with practical applications in mind. WeatherShield 1 is a lightweight steel profile particularly well suited to agricultural, arch-rib, and Quonset-style buildings. WeatherShield 2 uses a low-profile design with a double-rib side lap, making it suitable for both walls and roofs where a snug, weather-resistant fit is important. For pre-engineered buildings, post-frame construction and agricultural projects, corrugated metal panels can also provide a straightforward combination of strength, durability and value.


Start With the Building, Not Just the Panel

The best metal cladding profile depends on what the building needs to do. Consider whether the panel will be used on a wall or roof, the span requirements, exposure to Calgary weather, the type of fastening system you want, the building style and how important the finished appearance is. Gauge, finish, flashing and proper installation also matter. A strong panel can only perform as intended when the entire cladding system is specified correctly.


You can compare Phoenix Metals' metal roofing and cladding products or contact our Calgary team to discuss your project. We can help you narrow down the profile, gauge and finish that make the most sense rather than choosing a panel based on appearance alone.

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