Classic water heater with 4-star rated Energy efficiency | Powerful heating | Advanced safety Advanced 3 - Level Safety Powder Coated Rust Proof Body Smart Shield Corrosion Protection Powerful Heating Element 4 - star rated energy efficient Powder Coated Rust Proof Body Energy Saving In-situ PUF Insulation Advanced 3 - Level Safety Smart Shield Corrosion Protection Nano Polybond Technology Suitable for high-rise buildings