Rust stains creeping onto sinks and tubs, gritty sediments settling in your pipes, and that stubborn mineral buildup clogging your fixtures — these are the unmistakable signs of well water rust and hardness. Left unchecked, this combo silently escalates your home’s maintenance bills, shortens appliance life, and leaves your skin and hair dry and irritated every day. Tackling this dual menace requires more than a basic filter; it demands a precise, powerful solution engineered to restore water purity and protect your entire home.

The system that fixes it

The Pentek Well Rust + Hardness System is meticulously designed to conquer the unique challenges of well water plagued by iron-related rust and high mineral hardness. At its core is the Pentek-series air-injection control valve, a robust head valve that masterfully injects air into the system to oxidize iron and prepare it for removal before softening the water. This genuine, serviceable brand valve ensures reliable, long-term performance and ease of maintenance—key for homeowners who demand quality and durability.

The system’s tank is crafted as an air-injection oxidizing vessel placed ahead of a water softening stage, working in tandem to provide a matched two-stage purification train. Within this tank, specialized air-injection iron media targets and traps dissolved iron particles, while the softening resin tackles calcium and magnesium hardness, delivering water that’s clean, clear, and gentle.

• Pentek-series air-injection control valve: expertly manages oxygen infusion to oxidize iron efficiently.
• Air-injection oxidizing tank: preps water by turning soluble iron into a filterable form.
• Dual media setup: combines iron-removing media with softening resin for comprehensive treatment.
• Serviceable valve design: genuine brand parts mean easy servicing and dependable operation.
• Two-stage matched media train: precisely engineered for maximum rust and hardness removal.

Pick your size

Select the system size tailored to your home’s water demand and number of bathrooms to ensure optimal rust and hardness removal without compromise.

What it does for your home

• Eliminates rust stains from plumbing fixtures, tubs, and sinks, restoring their original shine.
• Prevents sediment buildup inside pipes and appliances, extending their operational life.
• Softens water to reduce scale formation, protecting water heaters and faucets from mineral damage.
• Improves skin hydration and hair softness by removing harsh minerals.
• Delivers clear, clean water that enhances taste and usability for cooking and cleaning.
• Reduces costly home repairs linked to iron staining and mineral scaling.

This system transforms your well water into a clean, healthful resource that safeguards your home and elevates daily comfort.

How the media works

The Pentek Well Rust + Hardness System harnesses a twofold media approach to tackle the twin threats of rust and hardness. The first stage features air-injection iron media within an oxidizing tank, where oxygen infused by the control valve converts dissolved iron into solid particles. These particles are then trapped and removed, preventing the rusty discoloration and gritty sediments familiar to well owners.

After iron oxidation and filtration, the water flows through softening resin that exchanges calcium and magnesium minerals for sodium ions, effectively neutralizing hardness. This two-stage process not only removes visible rust but also addresses invisible mineral deposits that cause scale buildup and dry skin, resulting in water that feels softer, cleaner, and more enjoyable.

Why buy this system from us

• Equipped with genuine, serviceable brand hardware for peace of mind and long-term reliability.
• Free sizing assistance from US-based experts to ensure the perfect match for your home.
• Free shipping nationwide within the US, making premium water treatment hassle-free.
• Matched one-brand build guarantees each component works seamlessly together for superior performance.

Common questions

Q? Will this system remove all types of rust from my well water?
A The Pentek Well Rust + Hardness System is specifically designed to oxidize and remove iron-related rust common in well water, effectively preventing those reddish stains and gritty sediments.

Q? How often will I need to service the control valve?
A Thanks to the genuine Pentek-series air-injection control valve’s serviceable design, routine maintenance is straightforward and recommended based on your water usage, ensuring durable performance over time.

Q? Can this system handle high levels of hardness as well as rust?
A Absolutely. The matched two-stage media train includes softening resin to exchange hardness minerals, while the iron media deals with rust, providing comprehensive treatment for both issues.

Shop the Pentek Well Rust + Hardness System →

Prefer another valve brand? The same fix comes in Fleck, Autotrol, C-Series, Pentek and Pentair.