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PTFE (annular)
Fits Standard 10" Big Blue Housings
Polyphosphate treatment does not remove hardness minerals or reduce TDS
KDF-55 (KDF55-DRUM) Process Media for Chlorine & Heavy Metal Removal
Watts (BB-NUT) Big Bubba BBH Nut; Black 10 inch x 2.5 inch Filters2663 PTFE (annular)The 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
