Changing the shower-head for a shower-head with a reduce debit will reduce the quantity of hot water used. And hot water is pricy !
So why so many people delay or refuse to do so ?
It is pretty easy to change the shower-head. If you are not at ease, ask an expert at your local hardware store.
Stop asking yourself why to change the shower-head and act now !
For a 4 person family that takes a daily shower, the savings are significant. So imagine the savings on drinkable water and energy for the society and the planet !