Pump Filter

[toan6082]

hello to all. will be posting here very often as it has fantastic info.building aresort start in july. first water comes from a dam that is gravity fed to my property. will build a storage tank from readers ideas. the water smells so when it sits in my tank is there apump that also acts as a filtration so it comes out so it does not smell when guests are showering etc. this pump alsowill have to cater for about 20 bungalows. does somthing like this exist. only wanting top brands. thanks for any help .