1 Field-Lok, Single-Locked Roof Panel
![](https://www.atas.com/wp-content/uploads/2018/06/Field-Lok-FLL-Standing-Seam-Commercial-Metal-Roof.jpg)
1” Field-Lok panel is a non-structural mechanically seamed single-locked or double-locked roof panel that is installed with an expansion or fixed clip.
![](https://craft.culpittroofing.com/wp-content/uploads/2021/02/Roofing-System2-002-133x300.jpg)
Double Lock Standing Seam Metal Roofing: The superior roofing system explained. – Culpitt Roofing
![](https://empire-s3-production.bobvila.com/articles/wp-content/uploads/2023/02/Standing_Seam_Metal_Roof_Cost_1161185538.jpg)
How Much Does a Standing Seam Metal Roof Cost in 2023? - Bob Vila
![](https://img.archiexpo.com/images_ae/photo-g/65230-6966001.jpg)
Metal roofing panel - 1 FIELD-LOK - ATAS International - standing seam / colored / curved
![](https://sheffieldmetals.com/wp-content/uploads/2018/07/SSMR-types-1024x563.png)
What Is Standing Seam Metal Roofing? Comparisons, Types, & Uses
![](https://www.atas.com/wp-content/uploads/2018/06/field-lok-concealed-fastener-metal-roof-panels-sanlando-1024x597.jpg)
2 Field-Lok, Double-Locked Roof Panel
![](https://northshoresheetmetals.com/wp-content/uploads/2018/03/2016-PAC-150-90-1920x1276.png)
PAC-150 90° Single Lock - Sheet Metal Roof Chicago
![](https://www.mcelroymetal.com/hubfs/Medallion-Lok/Gallery%20Photos/Medallion-Lok%20Roofing%20Panels.jpg)
Medallion-Lok Standing Seam Snap Lock Roofing
![](https://www.riversidesheetmetal.net/metal-roofing/panels/standing-seam/snap-lock/double-lock-and-snap-lock-standing-seam-roof-panels-made-to-order-2_1080.jpg)
Standing Seam Single Lock Panels - Copper, Steel, Aluminum, Zinc
![](https://www.pac-clad.com/wordpress2021/wp-content/uploads/2017/02/2016-Snap-On-Standing-High-543x361.png)
Standing Seam Roof Panel 2020-01-08 Building Enclosure
Mueller Snap Lock (MSL) - Standing Seam - Mueller, Inc
![](https://i.ytimg.com/vi/wV8oBoXC2B0/maxresdefault.jpg)
Metal Roofing Panel System: Tite-Loc Plus - Low Slope Roofs