In the market brand Coasts is one of the most durable sand
filter, can provide the best performance and cost efficiency for
the users, this sand filter use high quality colophony and glass
fibers and the surface is twisted by the soaked resin glass fibers,
so that have good strength resistance and corrosion resisting. The
internal filter and valve is convenient for the users to observe
and operate( have the top and side type).It is widely used in
swimming pools, the garden pool, massage pool...