As a rule of thumb, if your water supply is normal water also known as fresh/ soft water, you can pretty much use any model of instant shower that pleases you; without worrying about damaging the heating element.
-6%
Original price was: KShs 8,000.KShs 7,500Current price is: KShs 7,500.
-25%
Original price was: KShs 7,500.KShs 5,600Current price is: KShs 5,600.
-15%
Original price was: KShs 6,500.KShs 5,500Current price is: KShs 5,500.
With Pump
With Pump
With Pump
-19%
Original price was: KShs 18,000.KShs 14,500Current price is: KShs 14,500.
With normal/ fresh/ soft water, you can use any instant shower/ heater without worrying about the element. With proper installation/ use, a good quality instant shower will serve you for a very long time.