TripleLok®
QuadLok®
Factory Mutual ratings BRS Licensees have achieved with the TS-324 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 |
| 1-105 | 24 | 4" | QuadLok | 5'-0 |
| 1-120 | 24 | 8" | QuadLok | 5'-0 |
| 1-120 | 22 | 4" | TripleLok | 5'-0 |
| 1-165 | 24 | 8" | QuadLok | 2'-6 |
| 1-180 | 22 | 8" | QuadLok | 2'-6 |
To date, only BRS Licensees can achieve this level of performance.
ASTM E 1592 Uplift Test Results
RollLok
| Purlin Spacing | Panel Gauge | Clip Length | Design Load |
| 2'-0 | 24 | 4" | 61.1 |
| 5'-0 | 24 | 4" | 28.3 |
| 2'-0 | 22 | 4" | 57.2 |
| 5'-0 | 22 | 4" | 33.8 |
TripleLok
| Purlin Spacing | Panel Gauge | Clip Length | Deesign Load |
| 2'-6 | 24 | 4" | 85.5 |
| 5'-0 | 24 | 4" | 42.8 |
| 2'-0 | 22 | 4" | 122.5 |
| 5'-0 | 22 | 4" | 44.0 |
| 2'-0 | 24 | 8" | 106.0 |
| 5'-0 | 24 | 8" | 51.9 |
| 2'-0 | 24 | 12" | 127.8 |
| 5'-0 | 24 | 12" | 61.5 |
| 2'-0 | 24 | 16" | 149.7 |
| 5'-0 | 24 | 16" | 71.2 |
QuadLok
| Purlin Spacing | Panel Gauge | Clip Length | Design Load |
| 2'-0 | 24 | 4" | 108.8 |
| 5'-0 | 24 | 4" | 53.9 |
| 2'-0 | 22 | 4" | 157.5 |
| 5'-0 | 22 | 4" | 56.0 |
| 2'-0 | 24 | 8" | 144.8 |
| 5'-0 | 24 | 8" | 68.7 |
| 2'-0 | 24 | 12" | 183.3 |
| 5'-0 | 24 | 12" | 84.4 |
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 | dfm/ft2 | dfm/lin.ft |
| 1 | 1.57 | 0.0007 | 0.0015 |
| 2 | 6.24 | 0.0018 | 0.0035 |
| 3 | 30.00 | 0.0042 | 0.0083 |
| 4 | 40.00 | 0.0046 | 0.0093 |
ASTM E 1646-95 (2003) = None @ 12psf, 30psf and 50psf