When installing a metal roof certain steps must be followed including what panel is the best for certain applications and a mechanical lock standing seam metal roof panel is the best panel out there for many reasons including:
Wind Uplift
Weathertightness
Panel with most test
Modern Look
Residential and Commercial applications.
When the roof is slope is less than 3”/12” is recommended to use a Standing Seam Metal Roof panel that can be double locked to keep the water out, this mechanism is very similar to can food but instead of keeping the water in it keeps the water out.
Very effective for any applications under 3”/12” slope, this installation method will require more labor and additional tools to complete the seaming process.