TripleLok®
QuadLok®
Factory Mutual ratings BRS Licensees have achieved with the Panel Craft roof system. These listings could be yours, too!
| 4471 Roof Classification | Panel Gauge | Clip Length | Seam | Purlin Spacing |
| 1-90 | 24 | 4" | TripleLok | 5'-0 |
| 1-165 | 24 | 4" | QuadLok | 2'-6 |
To date, only BRS Licensees can achieve this level of performance.
ASTM E 1592 Uplift Test Results
TripleLok®
| Prulin Spacing | Panel Width | Panel Gauge | Clip Length | Design Load |
| 2'-0 | 16" | 24 | 4" | 136.4 |
| 5'-0 | 16" | 24 | 4" | 56.6 |
| 2'-6 | 16" | 22 | 4" | 85.5 |
| 5'-6 | 16" | 22 | 4" | 54.6 |
| 1'-0 | 18" | 24 | 4" | 98.4 |
| 5'-0 | 18" | 24 | 4" | 36.4 |
| 2'-6 | 18" | 22 | 4" | 78.0 |
| 5'-0 | 18" | 22 | 4" | 52.0 |
QuadLok®
| Purlin Spacing | Panel Width | Panel Gauge | Clip Length | Design oad |
| 2'-0 | 16" | 24 | 4" | 191.2 |
| 5'-0 | 16" | 24 | 4" | 78.8 |
| 2'-6 | 16" | 22 | 4" | 96.2 |
| 5'-6 | 16" | 22 | 4" | 65.0 |
| 1'-0 | 18" | 24 | 4" | 163.7 |
| 5'-0 | 18" | 24 | 4" | 54.6 |
| 2'-6 | 18" | 22 | 4" | 91.0 |
| 5'-0 | 18" | 22 | 4" | 52.0 |
Design loads contain a safety factor calculated per AISI. Allowable wind uplift loads have NOT been increased by 33% as allowed by some codes when wind load controls. Test report values based on use of a BRS compliant seamer.
ASTM E 1680-95 (2003)
| Test Number | Static Pressure Diff psf | cfm/ft2 | dfm/lin.ft |
| 1 | 1.57 | 0.001 | 0.0013 |
| 2 | 624 | 0.0031 | 0.0041 |
| 3 | 30.00 | 0.0058 | 0.0077 |
| 4 | 40.00 | 0.0064 | 0.0086 |
ASTM E 1646-95 (2003) = None @ 12psf, 30psf and 50psf