FX Rail-Less Engineering

FX Engineering & Design Guide
IRONRIDGE CONFIDENTIAL
Page 11 of 21
Roof Zone 2 – North Edge
If more than 25% of a module falls in Roof Zone 2, use RZ2 spans for all Mounts touching that
module.
3.4.2 Mount Placement Check
1. Verify each module must have at least one Mount on its north (up-slope) edge and one on
its south (down-slope) edge.
2. Any single module columns (orphan module) must have at least (2) Mounts per supporting
edge.