Trisomet® 333 cis a high quality, lightweight crystalline integrated roof panel and PV module system that is powered by SOLON.
The slim SOLON SOLbond PV module is bonded directly to the Trisomet® 333 Colorcoat Prisma® roof panel providing a powerful frameless solution that has a 25 year warranty for maximum investment security.
Source:
http://www.solardigest.co.uk/latest-news/1126-new-pv-roofing-system-brochure-issued-by-tata-steel?tmpl=component&print=1&layout=default&page=