Hearth & Home Technologies - DVP36 Venting Pipe - 36" Brand_HydroQuip Your old cartridge is the

Your old cartridge is the most reliable guide there is

Pro Tip: Measure the length — three Unicel cartridges share this exact body diameter

1 x Hearth & Home Technologies - SL-2DVP DVP to SLP Reducer

and the cartridge is what removes all of it before it clouds the water

Hearth & Home Technologies - DVP36 Venting Pipe - 36" Brand_HydroQuip Your old cartridge is theHearth & Home Technologies DVP36 Venting Pipe 36" Overview Hearth & Home Technologies 5 8 Series DVP Pipe 5" Inner and 8" Outer Pipe Effective Length 36". What's in the Box 1 x Hearth & Home Technologies DVP36 Venting Pipe 36" Specifications Material: Galvanized Steel Diameters: 5" x 8" Inner Material: Aluminum Brand Hearth & Home Technologies