But, are usually the aquarium filters and pumps exactly? Pumps are typically in different izes and shapes. A build-up of sediment can clog well pumps to the attachment site where they quit working completely. Take the pump along with you to regional plumping supply store or hardware store and http://bom-chim-cong-suat-lon15814.topbloghub.com/16291137/koi-filters-don-t-neglect-koi-pond-filtration