How to deal with hard water clogging

Use a filter on your tap to reduce the stain from hard water.

You can get it at any hardware store for 50-100 rs.

They look like this : https://www.flipkart.com/new-trends-fashions-tap-water-softner-solid-filter-cartridge/p/itm4ac776120e513?pid=WFCG6BYNWUAFGJU3&lid=LSTWFCG6BYNWUAFGJU37UHYU9&marketplace=FLIPKART&cmpid=content_water-filter-cartridge_21057038566_x_8965229628_gmc_pla&tgi=sem,1,G,11214002,x,,,,,,,m,,mobile,,,,,&gad_source=1&gbraid=0AAAAABUXc4v7kv1_LVGWb7azvLaULfhAD&gclid=CjwKCAiAopuvBhBCEiwAm8jaMXLTZRu_875OF8JIr-PPPILB5l4XMVGiQcZC3jWbRTp2As3BjFM9yhoCjUUQAvD_BwE