PGPK Scientific manufactures Sand and Multimedia Filter for Reduction of Suspended Solids. PGPK Scientific is an ISO 9001: 2008 certified company. The Company also manufactures various types of filters, machines and pumps etc. The Sand and Multimedia Filter for Reduction of Suspended Solids is manufactured in modern manufacturing unit equipped with all the modern and cutting edge equipments. This Filter while manufacturing undergoes strict quality control at every stage to ensure that it conforms to the international standards. This Filter can also be designed as per the requirements of the clients