How To Clean Tap Water For Betta Fish. Tap water is the best cheap alternative but if you have tap water make sure to add some water conditioner. Too much chlorine is deadly to any fish.
8 Step 1 Removing Algae. However when setting up a tank most beginners want to clean their tank before they fill it up with water. Fish on the other hand are constantly swimming in it and breathing it in.
Tap Water Water Conditioner.
While using tap water make sure to neutralize the harmful chemicals using a water conditioner. Normally you will only have to add 12 or 1 teaspoons of dechlorinator for every 10 gallons of untreated water. Your best choice is to use a water conditioner for aquarium purposes to remove both chlorine and chloramine to make water safe for your betta fish. Soap and detergent will inevitably lead to a dead betta fish.