Introduction ZS Span™, from Zep Solar, Inc., is an integrated roof mounting solution for installing PV arrays on tile roofs. ZS Span offers the following benefits: rapid installation, reduced roof penetrations, reduced parts count, low sys- tem weight, precision alignment, enhanced aesthetics, resistance to theft, redundant auto-grounding hardware, portrait and landscape options, and an easy-to-use design tool with array-level BOM calculations.
The Zepulator online design tool and Span Tables are available on the Zep Solar web site to enable custom array designs. Additional information on fine-tuning array designs can be found in training videos, also available on the Zep Solar web site.