Tank maintenance is the best but how many landlords would listen to such suggestions or even want to take out money from their pockets to do such.
Is done by few house owners who know the essence of consuming treated water. If we want to look at what we consume as clean sachet water, he will be shocked that so many water factories don't even treat their water which is very bad.
I don't know if is the high cost of disinfectants and chemicals used or what that makes it very exorbitant these days and hard to be taken care of. In this side, the prices now differ, the well trusted brands sell higher prices than others. Some sell at 400, 450 per bag while some still remain 300.
Pure water is getting more and more expensive, and I just don't get why. People will keep choosing to go local and boiling their water.