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Seam Detail

Double Lock
1″ Field-Lok
1” Field-Lok™ panel with 1” high seam is a non-structural mechanically seamed single-locked or double-locked roof panel. 1″ Field-Lok has passed industry performance tests in accordance with UL 580 Class 90. The panel system is installed with either an expansion or fixed clip. It can be curved with or without plank ribs for special accents, as well as over entrances and walkways.
Contractors and erectors are now able to rent roof seamers directly from our supplier, Developmental Industries (DI). Renting directly from DI, by visiting atas.diroofseamers.com, will provide an even quicker, more efficient ordering process and allow you to communicate directly with their knowledgeable staff regarding logistics and technical issues.

FLL135
FLL175
FLL217
FLL999
.032, .040 aluminum
24, 22* ga. metallic coated steel
24 ga. 55% Al-Zn alloy coated steel with acrylic coating
16, 20 oz. copper*^
.7 mm zinc*^
.0197 classic & tin matte stainless steel*^
13½”
17½”
21¾”
Custom widths available*
(Plank ribs standard, specify without ribs or striations)
4’-0”
Transportation limitations and/or product and project design considerations
1″
Smooth
Stucco Embossed (available in 24 ga. steel & .032 aluminum)
70% PVDF
Choice of over 40 stock colors
Custom colors and finishes available*
Clear Satin
Dark Bronze
A complete line of trims available in matching colors, gauge, and finish or as specified.
2:12 depending on climate conditions
0057FLL
Details provided allow for typical expansion and contraction values of the metal cladding materials as provided by ATAS International, Inc only. Allowance must be made for additional sub-structure movement based upon materials used and overall project design.
PDF File Format
- 1" Field-Lok - All Roof Details
- 1" Field-Lok - Clip Detail
- 1" Field-Lok - Curved Gable Detail
- 1" Field-Lok - Curved Sidewall Detail
- 1" Field-Lok - Eave Detail
- 1" Field-Lok - Ending Gable Detail
- 1" Field-Lok - Ending Sidewall Detail
- 1" Field-Lok - Headwall Detail
- 1" Field-Lok - Hip Detail
- 1" Field-Lok - Ridge Detail
- 1" Field-Lok - Shed Ridge Detail
- 1" Field-Lok - Starting Gable Detail
- 1" Field-Lok - Starting Sidewall Detail
- 1" Field-Lok - Valley Assembly Detail
- 1" Field-Lok - Vented Headwall Detail
- 1" Field-Lok - Vented Ridge Detail
- 1" Field-Lok - Vented Shed Ridge Detail
DWG File Format
- 1" Field-Lok - Clip Detail
- 1" Field-Lok - Curved Gable Detail
- 1" Field-Lok - Curved Sidewall Detail
- 1" Field-Lok - Eave Detail
- 1" Field-Lok - Ending Gable Detail
- 1" Field-Lok - Ending Sidewall Detail
- 1" Field-Lok - Headwall Detail
- 1" Field-Lok - Hip Detail
- 1" Field-Lok - Ridge Detail
- 1" Field-Lok - Shed Ridge Detail
- 1" Field-Lok - Starting Gable Detail
- 1" Field-Lok - Starting Sidewall Detail
- 1" Field-Lok - Valley Assembly Detail (FLL Valley)
- 1" Field-Lok - Vented Headwall Detail
- 1" Field-Lok - Vented Ridge Detail
- 1" Field-Lok - Vented Shed Ridge Detail





- 1" Field-Lok Product Brochure
- 1" Field-Lok Spec Data Sheet
- Example of Square Penetration Method For Standing Seam
- Example of Square Penetration Layout
- Square Penetration Order Sheet
- ATAS Color Chart
- Finish Warranty
- Standard Limited Weather Tight Warranty
- LEED v4
- ATAS Aluminum Recycled Contents
- ATAS Steel Recycled Contents
- SRI Values Chart
- ATAS Manufacturer Qualification Statement