Watts (BB-NUT) Big Bubba BBH Nut; Black 10 inch x 2.5 inch Filters2663 Polyphosphate treatment does not remove

Polyphosphate treatment does not remove hardness minerals or reduce TDS

Fits Standard 10" Big Blue Housings

Genuine Fleck 60900-70 kit includes all components needed for proper brine tank integration with 5810 and 7000 SXT valve bodies

Memory Storage

Watts (BB-NUT) Big Bubba BBH Nut; Black 10 inch x 2.5 inch Filters2663 Polyphosphate treatment does not removeThe Watts BB NUT (BBH Nut) is a genuine replacement cap nut designed specifically for Big Bubba whole house filter housings, ensuring a secure seal and proper system operation. This black threaded nut (part #21 in the Big Bubba assembly diagram) provides reliable housing closure for 10 inch and 20 inch Big Bubba systems. TECHNICAL DETAILS Replacement Cap Nut Specifications Manufacturer Watts Model Number BB NUT (BBH Nut) Color Black Component Type Cap