JD239 $2.00 Quantity Add to Wishlist Category Water Softener Parts Other Components Description Reviews Description MODEL: JD239 3/4" Slit: 0.2~0.25MM Applicable tanks: 5"~12" (Φ125~Φ300mm) MODEL: JD244 1/2" Slit: 0.2~0.25MM Applicable tanks: 5"~12" (Φ125~Φ300mm)