ATAS International provides an extensive line of metal roof and wall panels that utilize various panel joinery systems to provide the best choice for your project.
Wall Systems
- Wind-Lok
- Slip joint
- Lap panel
- 4-way interlock
Roof Systems
- Wind-Lok
- 2-piece Snap-On cap
- Integral panel
- Compression fit
- Field-seamed
- Lap panel
Types of Panel Joinery:
Wind-Lok
- Concealed fastener
- Does not allow for expansion and contraction
- Positive and negative pressures make joint tighter
Slip Joint
- Concealed fastener
- Does not allow for expansion and contraction
- Positive and negative pressures create the possible disengagement of panel
Overlap
- Concealed fastener
- Does not allow for expansion and contraction
- Positive and negative pressures create the possible disengagement of panel
Snap-On Separate Cap
- Clip allows for expansion and contraction
- Small water leg that can allow for water infiltration
Snap-On Integral Panel
- Pan and cap are all one unit
- Snap together, Wind-Lok design
- High water leg
Field Seamed
- If using movable clips, the joint allows for expansion and contraction
- Watertight system
4-Way Lock
- Panel interlocks on all four sides
Panel Lap Joint
- Used when overlapping roofing panels in a long run
Panel Splice Joint
- Used when splicing wall panels in a long run
Panel Over Lap with Notch
- Used when overlapping panels in a long run