3" Bottom Drain Kit (EBD4 drain) incl 3" Bulkhead, Valve, Fittings PVC Unions (SOCxSOC) Sludge Remover Pellets are great

Sludge Remover Pellets are great for spot treating around docks and beaches

Designed to feed fish pellets up to 1/4 inch or shelled corn

but designed with the do-it-yourselfer in mind

medium and large Aquafalls

which is 3 times stronger than glass-bonded silca air stones

3" Bottom Drain Kit (EBD4 drain) incl 3" Bulkhead, Valve, Fittings PVC Unions (SOCxSOC) Sludge Remover Pellets are greatThis terrific system lets you have both the benefits of a skimmer and bottom drain! The bottom drain is installed with flexible PVC pipe carrying the water under the liner, through a bulkhead and into the skimmer where a valve controls what percentage of the water goes through the skimmer faceplate (surface water) versus through the bottom drain. Kit includes #EBD4 Bottom Drain, 3" Bulkhead fitting, 3" valve and other fittings. Kit does not include 3"