How to Water Change Aquarium Using Gravel Vacuum Cleaner and 5 Gallons Bucket - Time Lapse<br /><br />Tools that I used :<br />Gravel Vacuum Cleaner - $2.99 from ebay<br />5 Gallons Bucket - $2.99 from walmart<br />Only change less than half tank of water each time. I don't use any tap water conditioner and I add water slowly after.
