Quote Originally Posted by SunnyOptimism View Post
it is definitely not good to have an oversized pump and an undersized sand filter or vice versa for that matter.
Vice versa is definitely preferable, smaller pump and bigger filter.

At the sort of pressure I imagine Leena's setup to have I doubt good filtration will happen but tricky when you can't see the whole setup.
Any Pictures Leena? what size plumbing etc.