From a technical point of view, faucets and shower products are considerably more complex than you might imagine. If a faucet does exactly what you expect it to do -- provide water with perfect reliability, regardless of the conditions it's required to operate in -- what does it matter how much effort went into its design?
GROHE knows it matters a lot. Everything we do is geared to creating faucets that will function perfectly, not only today, but for many years to come.