I purchased this Bosch AquaStar 240FX, quite expensive water heater based on Bosch reputation for quality. I wanted to do my part to save energy, so spent more than twice the cost of a conventional water heater. It functioned well for 2.5 years, then stopped working. I thought "no problem", the warranty was a reasonable 5 years, similar to a "normal" water heater. I failed to read the fine print however. 5 years was for the heat exchanger ONLY. The rest of the parts were warrantied for ONE YEAR ONLY!?. The failed part... read full review »