Description

Zenith CrystalCore Whole House Filter Set – Iron Guard (SED + IRN + ACB)

Built specifically for homes with well water or iron-rich municipal supplies, the Zenith CrystalCore Iron Guard Filter Set delivers powerful protection against iron, rust, manganese, and hydrogen sulfide odors ("rotten egg" smell). With a 3-stage configuration of Sediment, Iron & Manganese, and Activated Carbon Block filtration, this system safeguards your home’s water while extending the life of appliances and plumbing.

Key Features

3-Stage Filtration: SED + IRN + ACB for optimized iron, odor, and contaminant removal
Specially formulated IRN filter uses Zeomangan media for enhanced iron & manganese reduction
Reduces hydrogen sulfide (rotten egg smell) and rust staining
Protects pipes, fixtures, and appliances from mineral buildup and corrosion
Delivers up to 0.25 gallons per second with no pressure drop
Easy twist-off filters for quick, tool-free replacement
High capacity lifespan of 100,000 gallons or 6–12 months
Compatible with 20” x 4.5” filter housings

Filter Specifications

Stage 1 – Sediment	Removes dirt, sand, rust, and silt
Stage 2 – IRN	Reduces iron, manganese, and hydrogen sulfide using Zeomangan
Stage 3 – ACB	Activated Carbon Block removes odors, chlorine, VOCs, and improves taste
Filter Size	20" x 4.5" standard size
Max Pressure	45–80 PSI
Temperature Range	40–100°F (4–38°C)
Flow Rate	0.25 Gallons Per Second

Why Choose Iron Guard?

Iron Guard is designed for rural homes and private wells with mineral-heavy water. Prevent iron stains, unpleasant smells, and equipment corrosion with this complete filtration set from Zenith CrystalCore.

Zenith CrystalCore Filter Comparison Chart

Filter	Description	Benefits	Ideal Use
SED (Sediment)	Captures dirt, rust, sand, and sediments down to 5 microns.	Protects plumbing, appliances, extends filter lifespan.	Homes with visibly cloudy water, sediment issues.
GAC (Granular Activated Carbon)	Reduces chlorine, tastes, odors, and chemical contaminants.	Improves taste, odor, and general water clarity.	Municipal water supplies; general purpose use.
ACB (Activated Carbon Block)	Dense carbon block reduces chlorine, chloramines, VOCs.	Advanced taste/odor improvement, chemical reduction.	Households looking for better-tasting, safer water.
PHO (Polyphosphate)	Prevents scale buildup, corrosion in pipes and appliances.	Reduces lime/scale issues, protects water appliances.	Areas with hard water and mineral scale problems.
KDF (Kinetic Degradation Fluxion)	Reduces heavy metals (lead, mercury, arsenic), chlorine, and bacteria.	Heavy metal protection, bacterial growth reduction.	Homes with heavy metals, older plumbing systems.
IRN (Iron & Manganese)	Effectively reduces iron, manganese, and hydrogen sulfide.	Eliminates rusty water, metallic taste, rotten egg odor.	Ideal for rural, well water or areas with high iron content.