After read some of the blogpost of best tankless water heater reviews, I really like the gas model. This type can supply same amount of hot water with other model but different system and heating element.
The product have 3 categories based on the supply. First is single point supply, then you can also get multiple point for some parts of home and whole house type for heavy duty hot water maker. Gas type is fueled by gas to burn the water on heating element inside the device. This type is look like a stove. gas tankless water heater boiled cold water that come thought the pipes and deliver the warm and comfortable water. They also have water softener features, this make your bath more comfortale and fun.
This device really help you to get instant hot water with simply tap.