AO Smith HSE-SDS-15 15-Litre 2000-Watt Vertical Water Heater (Multicolor) Product Description HSE-SDS is a 5 star rated product with 5 star performance and international quality. It comes fitted with a Blue Diamond coated tank, convenient temperature settings, changeable colour panels and longer warranties. 				    	 					 From the Manufacturer  Why people prefer an A. O. Smith water heater Advanced Technology Double coated glass-linked tank. Maximum protection against hard water and corrosion. Superior Quality Get the best quality that ensures, you have a water heater that works in Indian water conditions.  Longer Warranties 7 years warranty on inner tank, 4 years extended warranty* on glass coated heating element & 2 years comprehensive.  Energy Saving BEE 5 star rating. One of the most energy efficient water heaters you can buy.  Made Better Made in India’s most modern and advanced water heater factory.  Key Features               Glass Coated Heating Element Scale and sediment build-up on the surface of the element can lead to premature failure. A.O. Smith Glass Coating helps to prevent scale formation and extends the life of the heating element.   Blue Diamond Glass Lining Blue Diamond technology increases the life of the inner tank. The lining is stronger and more corrosion resistant than any other in the industry.   Temperature Control Knob The temperature control knob allows you to set the temperature precisely between 25ºC to 75ºC. (Available only in EWSH series)                 Four Years Extended Warranty The tank carries a 7 years warranty. The heating element has a 2 years warranty that can be extended to 4 years if registered within the first 60 days of purchase. All other parts carry a 2 years warranty. (Warranty applies only if the water heater is purchased from our authorized dealer)  Anode Rod The tank has an anode rod which has stainless steel core that is designed to protect the tank from corrosive elements. The anode rod uses a special cathodic action to fight these elements and thus prolong the life of the water heater.   Thermal Cutout If the water temperature exceeds the highest preset level, the thermal cutout cuts off the power supply to assure safety.            Safety Valve The safety valve is designed to automatically relieve and discharge water, in case the pressure overshoots the preset limits.      Installation: Free installation is provided by brand. Please contact brand customer service number for more details. Installation Guide Click Here