Unicel (K-40530-B) 20" x 4.5" Pleated Polypropylene 5 Micron Sediment Filter Omnipure (E5621-P) E-Series 10 Mic. Carbon Block With Scale Inhibitor 2.5" X 12" 10 MIC.CARBON BLK./PHOSPHATE 10" Standard

10" Standard

naturally stopping at neutral pH without risk of over-correction or caustic water

Check for reduced flow rate or visible scale return on fixtures as indicators for early replacement

Q5621-P Carbon Block Filter with Phosphate Scale Inhibitor

Unicel (K-40530-B) 20" x 4.5" Pleated Polypropylene 5 Micron Sediment Filter Omnipure (E5621-P) E-Series 10 Mic. Carbon Block With Scale Inhibitor 2.5" X 12" 10 MIC.CARBON BLK./PHOSPHATE 10" StandardThe Unicel K 40530 B is a 20" x 4. 5" pleated polypropylene sediment filter rated at 5 micron, delivering 90% filtration efficiency for whole house, commercial, and well water applications. Its pleated design maximizes surface area for extended filter life, high flow rates, and superior dirt holding capacity compared to standard wound or spun cartridges. SPECIFICATIONS Unicel K 40530 B Filter Specifications Dimensions 20" x 4. 5" Big Blue housing