According different capacity water filling line, inquiry different size room. Nep-1000bph and nep-1600bph line need an 100-200square meter production room. A lot bottle water company start this business at house. Nep-2000bph , nep-4000bph and nep-8000bph need an 200-600square meter production room. Tell us which line is your choice, we will send you reference factory layout to help you find an suitable factory.