PK8029 series moderate cost integrative swimming pool filter 1.no need a machine house 2.simple to installation PK8029 series moderate cost integrative swimming pool filter 1.Advantages: 1) No need pipe, No need machine house, easy to install, save money 2) More functions ( filter, spa, illumination, bath, cleaning, ladder) 3) Change to traditional filter design (replace sand filter) 2. ...