Are you thinking to convert the old model to tankless water heater now? That is the right decision to make, because today people and manufacturer hates the old model.
They are the real giant, you need huge space to make them working for you. Really mess with huge storage tank inside your garage and you doesn't like it right?
But, before you purchase you should visit vinitankless blog. They are have tankless water heater reviews that can make you more understand about this products. The pros and cons, benefit, guide, faq and other knowledge compilation that can make you buy the best tankless heater for your home.