Water filter Frizzlife (great reputation) portable RV, boats, cottages, gardens, pools etc with 2 filters replacements excellent water filter, well known, comes with 2 extra filter replacements (each last 1 year or more) attaches, to garden hose, then has hose attachement to outside of RV shore water outlet, or use any other hose for the clean water out side comes with drinking water safe hose 25ft