5 things you have to know about German guys: 1. They are responsible. Of course Iâm generalizing in all of these points. But every generalization is partly true. They like having fun, but only when itâs appropriate. If you come from Latin lands and shout when talking, youâll scare him.
The ideal range for calcium hardness is 250-350 ppm. If the calcium hardness is too low, the water becomes corrosive and results in the etching of the pool's surfaces. Metals corrode - and this includes pool equipment, pipe fittings and pump connections. As a result, the pool's walls and floor can stain.
Hard swimming pool water. There are commercial pool products to remove hardness or calcium levels. They can be used once off if the hardness is an accumulation, or can be added weekly if the fill water is very hard. Keeping the pH a little low (pH 7.0) can prevent scale problems associated with hard water.