"we offer solar water heater systems with the following specifications.- inner tank: ss 304gi- outer tank: pre-coated gi or ai- collector: 47x1500 mm and 58x1800 mm three target layer tubes- structure: ms sheet, powder coated- sacrificial anode: available- electrical heater: available. Heater capacity differs for different system capacity- insulation: 50mm puf-rubber seals: high temperature silicon rubber features- precise laser cutting for structure stability and accuracy.- indirect heating helps less scaling almost zero maintenance- sustainable technology for hot water benefits- easy to install- return on investment within 3 years- economical- eco friendly- no cloggingchoking- longer life span- no need of electricity or gas or fuel- easy maintenance- grater performance "