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Snap-Lock vs. Mechanical Lock Standing Seam Roof Panels: Which One Should You Choose?

modern standig seam metal roof with roof window

When it comes to standing seam metal roofing, one of the most important decisions builders have to make is whether to go for snap-lock or mechanical lock panels. Both options come with their own unique features and advantages, but they also have some key differences that can make a difference in your project.

Metal Roofing Systems sources the finest quality standing seam roof panels in both types. Let’s explore the differences between snap-lock and mechanical lock standing seam roof panels so you can help clients make informed decisions that best suit their needs.

What are Snap-Lock Roof Panels?

Snap-lock roof panels are designed to interlock with each other by means of a special locking mechanism. The panels are installed by simply snapping them together, without the need for clips or fasteners. Snap-lock panels are known for their ease of installation, which makes them a popular choice among DIY enthusiasts and contractors alike.

One of the biggest advantages of snap-lock roof panels is their weather-tight seal. The interlocking design creates an almost seamless surface that prevents moisture from seeping through the joints. This makes snap-lock panels ideal for areas with heavy rain and snowfall, where leaks can be a major concern.

Another advantage of snap-lock panels is their versatility. They can be installed on roofs with a pitch as low as 3:12, which means they can be used on a wide range of buildings. Additionally, snap-lock panels come in a variety of colors and finishes, which means you can customize your roof to suit your style and taste.

What are Mechanical Lock Roof Panels?

Mechanical lock roof panels are designed to be fastened to the roof deck by means of clips or fasteners. The panels are installed by overlapping them and then crimping the overlapping edges together. This creates a secure and durable connection that can withstand high winds and other extreme weather conditions.

One of the main advantages of mechanical lock roof panels is their strength. The fasteners and clips provide a secure connection that can withstand heavy hail, strong winds and other impacts. This makes mechanical lock panels ideal for areas with harsh weather conditions or high wind speeds.

Another advantage of mechanical lock panels is their ability to accommodate thermal movement. This is because the panels are fastened in place, which allows them to expand and contract with changes in temperature. This helps to prevent damage to the roof and can extend the lifespan of the panels.

Which One Should You Choose?

When it comes to choosing between snap-lock and mechanical lock standing seam roof panels, there is no one-size-fits-all solution. The best option for your clients’ projects will depend on a variety of factors, including their budget, the climate in the project area, and their personal preferences.

For contractors or builders looking for an easy-to-install roofing solution that provides a weather-tight seal, snap-lock panels may be the best choice. On the other hand, if you build in an area with harsh weather conditions and need a roof system that can withstand extreme winds and impacts, mechanical lock panels may be the better option.

Contact Metal Roofing Systems, Inc. at one of our locations across six states to learn more about standing seam metal roof panels and other roofing products.


Posted on behalf of Metal Roofing Systems

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