The Aquarium Sponge Filter is probably the most efficient and economical filter an aquarium could ever have. Not only does it have multiple benefits to improve the quality of your tank but its also very cheap, low maintenance and easy to use. I'll also show you how to set one up and how to easily clean your sponge filter. The aquarium sponge filter benefits may surprise you and you'll be glad to have one handy! Material List: (Affiliate Links) Sponge Filter - https://amzn.to/2LD3QgW Air Tubing -

3.3K views · 2.9K reactions | If you want to overwinter your goldfish, you can! You’ll need a bubbler/sponge filter and a water heater. You want to keep at that water heater near the bubbler so there’s still a way for the water to oxygenate throughout the winter and doesn’t freeze over. Some of the more delicate fancies may not be able to take this, but a good healthy one will, just don’t feed them! #fish #goldfish #aquarium | Luke’s Goldies | Facebook