Watts (BB-NUT) Big Bubba BBH Nut; Black Clack (GREENSAND-PLUS) GREENSAND PLUS for Iron Balanced flow suitable for refrigerators

Balanced flow suitable for refrigerators

Direct panel installation configuration for visible flow monitoring on system fronts or control panels

preventing the pressure drop common in undersized filter housings

Adapter Configuration

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

Watts (BB-NUT) Big Bubba BBH Nut; Black Clack (GREENSAND-PLUS) GREENSAND PLUS for Iron Balanced flow suitable for refrigeratorsThe 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