Make sure the free end of the female adapter is the ridged end. Click & Collect. this will do away with the cap all together. $36.08. Press each end of the tubing firmly over the adapters until they're flush with the ridged edges of the connectors. Share it with us! Of course, I was about 11 years old at the time, so you can forgive my ignorance about these things. You need a special tube that you can get at your local pet store or online. You will need to mark the size of the tubing on the top of the lid, and make a hole with a sharp knife. Make sure you screw on the threaded side of the female adapter. Unplug the power head and drain the remaining tubing when you're finished. Learn more... A gravel vacuum is a great tool for getting rid of aquarium debris. Aaron Bernard Fish & Aquarium Specialist Aaron Bernard is an Aquarium Specialist and the Owner of Limited Edition Corals in Phoenix, Arizona. An aquarium vacuum works by pulling water through the substrate. Find a coke bottle and cut it around the part near the bottom of the label, or a little lower or higher depending on the size of your aquarium. Get some plastic tubing. wikiHow's Content Management Team carefully monitors the work from our editorial staff to ensure that each article is backed by trusted research and meets our high quality standards. Being one of the more commonly counterfeited aquarium vacuum pumps, the TERA PUMP has proven itself over and over again. Go to your aquarium and put a bucket on the floor in front of the aquarium, place the Gravel Vac into the aquarium, and try to get all the air bubbles out of the inside, I suggest putting it in horizontally and tilting it up to remove them. Its nearly done. Although a "gentle" vacuum is slower than a normal vacuum, it's great for small tanks, quarantine or hospital tanks, and tanks with fry, small fish, or sick fish. Cool! 11 years ago wikiHow is where trusted research and expert knowledge come together. You may need to adjust the intake on your hanging or canister filter to prevent them from getting clogged with sand. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/e\/e5\/Make-a-Gentle-Aquarium-Siphon-or-Vacuum-Step-1-Version-2.jpg\/v4-460px-Make-a-Gentle-Aquarium-Siphon-or-Vacuum-Step-1-Version-2.jpg","bigUrl":"\/images\/thumb\/e\/e5\/Make-a-Gentle-Aquarium-Siphon-or-Vacuum-Step-1-Version-2.jpg\/aid290976-v4-728px-Make-a-Gentle-Aquarium-Siphon-or-Vacuum-Step-1-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"

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