Used Canature BNT890DFF heavy duty water softener head. This item is suited for buyers replacing a worn control head or sourcing a part for a compatible water softener setup. The listing notes free shipping, which may help reduce overall purchase cost. Because only limited product details are provided, shoppers should review the listing carefully to confirm compatibility, included parts, installation needs, and overall condition before ordering. This is a practical option for repair, maintenance, or replacement if you already know the model you need. Check the listing for full details. Canature BNT890DFF Heavy Duty Water Softener Head. Condition: Used. Listed at 117.99 USD. Manufacturer Part Number: BNT890DFF. Visible Number: BNT890DFF. We also harvest appliance parts from different sources and via units with different condition grades. We're still based just south of Minneapolis, MN, and we're a group of folks who like to root for the Vikings (there are also a few "cheeseheads" among us) and complain about the cold.