i recently got a pool from my brother when he moved from his house this pool was there when they bought it 10 years ago it has no markings on it and the filter and pump he bought a bigger set for better filtration how can i tell what brand this may be it is a metal wall with metal uprights and the bottom had metal platform that was under the liner connected to the post that also had legs sticking out the outside about 6-8 inches it seems like a very well put together pool but i would like to know what kind it is. any help would be great thanks