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1. | A O Smith Water Heater SGS 60 ManualSGS Condensing High Efficiency Gas-Solar Water Heater SGS - 28/30/50/60/80/100 Solar control Fully room sealed condensing high efficiency gas-solar water heater (95 % gross) Maximum solar contribution through fully integrated intelligent solar controller 1 control and display unit for the complete installation Extra solar contribution possible up to 40 % compared to standard solar systems Suitable in combination with storage tanks up to 3000 liters Flexible flue options (maxi... Brands:A | User Manual | ENGLISH | [View] | ||||||||||