Watts (BB-NUT) Big Bubba BBH Nut; Black Clack (GREENSAND-PLUS) GREENSAND PLUS for Iron featuring a corrosion-resistant steel shell

featuring a corrosion-resistant steel shell and butyl diaphragm for reliable water storage

and any application requiring ultra-pure water with neutral pH

Adapter Configuration

000 gallons of capacity in typical whole house applications

Works with gravel and sand layers to remove suspended particles

Watts (BB-NUT) Big Bubba BBH Nut; Black Clack (GREENSAND-PLUS) GREENSAND PLUS for Iron featuring a corrosion-resistant steel shellThe 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