Softening is the way to go. I ...

Published April 18, 2016 15:14 by Stephen Siwila, Lecturer in Water supply and Environmental Engineering at The Copperbelt University (Civil Engineering Department)

Softening is the way to go. I agree with Adesoji Adegbulu, athar qureshi and Ulf Mischke. Just dont forget to carry out infrastructure audit in terms of age, encrustations, hydraulic grade lines, etc.