GC Tek PondKeeper Water Garden Filters Model:PondKeeper 1.75 LED Power Indicator light shows

LED Power Indicator light shows proper operation

use either a DO meter or an indigocarmine test

high capacity biological filters for freshwater or saltwater applications

Enter the GC Tek Retro Kit

Winkler dissolved oxygen tests will give false

GC Tek PondKeeper Water Garden Filters Model:PondKeeper 1.75 LED Power Indicator light showsShips directly from the manufacturer, typically in 1 2 weeks. Ships freight, which extends shipping time and requires you to be present at delivery. Trucking company will call to schedule appointment. PondKeeper Water Garden Filters from Grand Champion Technologies (GC Tek) offer a low cost, high performance filter with the quality and dependability of their other filters. The true strength of the PondKeeper filter is the filter media, which is