Regular monthly water variations are made much simpler when using gravel vacuums. They cleanse the squander off the bottom with the tank whilst taking away h2o to the partial water transform. Make sure you add dechlorinator when introducing the faucet water again to refill the aquarium. 5 كايي Kayi 21 https://animalshopnearbyuae30472.livebloggs.com/44071576/facts-about-top-aquarium-heaters-dubai-revealed