Mike Balmer, Executive Vice President, Willis North America

Performance GuaranteesAwarding authorities and investors often require a guaranteedenergy output or a hedge against performanceFactors affecting system efficacy include:–Design defects in panels or ancillary equipment (serial defects)–Degradation of panels over time (e.g. delamination)–Improper installation–Damage during transit, installation, maintenance or operation–Environmental factorsRisk Mitigation options:–Manufacturer warranties–Contractual arrangements–Property and equipment breakdown insurance–Performance Warranty / Extended Defects9