Pentek Iron Reduction Filter Cartridge for 20" Big Blue Housing — RFFE20-BB, Pentek Iron Reduction Cart, 20 Big Blue, 155263-43 Replacement Parts 5 x 40 inches) refers

5 x 40 inches) refers to the diameter and length of the membrane elements

Hold connections firmly for 30 seconds to allow the cement to set

20 Micron Filtration Rating – Balances sediment removal with flow rate for optimal system protection

Reconnect plumbing fittings securely to avoid leaks

check your model specifications to ensure compatibility

Pentek Iron Reduction Filter Cartridge for 20" Big Blue Housing — RFFE20-BB, Pentek Iron Reduction Cart, 20 Big Blue, 155263-43 Replacement Parts 5 x 40 inches) refersEfficient Iron Reduction with Pentek RFFE20 BB Protect Your Water System and Improve Water Quality The RFFE20 BB Pentek Iron Reduction Cartridge is designed to tackle iron contamination effectively, a common issue that can cause staining, unpleasant taste, and damage to plumbing. Unlike standard filter cartridges, this iron reduction cartridge offers reliable, long lasting performance specifically engineered for big blue housings, ensuring your water