【5 Stage Filter】Built-in layered filter can separate coconut activated carbon, zeolite, PVA non-woven?fabrics, calcium sulfite and rubber, which applys to purify hard water and well water.【5 Stage Filter】Built-in layered filter can separate coconut activated carbon, zeolite, PVA non-woven?fabrics, calcium sulfite and rubber, which applys to purify hard water and well water.【5 Stage Filter】Built-in layered filter can separate coconut activated carbon, zeolite, PVA non-woven?fabrics, calcium sulfite and rubber, which applys to purify hard water and well water.【5 Stage Filter】Built-in layered filter can separate coconut activated carbon, zeolite, PVA non-woven?fabrics, calcium sulfite and rubber, which applys to purify hard water and well water.【5 Stage Filter】Built-in layered filter can separate coconut activated carbon, zeolite, PVA non-woven?fabrics, calcium sulfite and rubber, which applys to purify hard water and well water.【5 Stage Filter】Built-in layered filter can separate coconut activated carbon, zeolite, PVA non-woven?fabrics, calcium sulfite and rubber, which applys to purify hard water and well water.