Are you thinking water heater or filter? Because I’ve never seen a water softener that can fit under a sink or on a showerhead. Unless you’re talking about phosphate feeder cartridges but those don’t actually soften water they just help keep limescale from sticking.
Under-sink and showerhead units.
Are you thinking water heater or filter? Because I’ve never seen a water softener that can fit under a sink or on a showerhead. Unless you’re talking about phosphate feeder cartridges but those don’t actually soften water they just help keep limescale from sticking.