Nelsen Corporation
AIO Iron Filter System
AIO Iron Filter System
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A complete whole-house air-injection filter. One price includes everything listed below.
What's in the box
| Size | Mineral tank | Media | Control valve |
|---|---|---|---|
| 10"x44" – 1-3 Baths | 10" x 44" | iron-removal filter media | Fleck 2510SXT air-injection valve |
| 10"x54" – 3-4 Baths | 10" x 54" | iron-removal filter media | Fleck 2510SXT air-injection valve |
| 12"x52" – 4-5 Baths | 12" x 52" | iron-removal filter media | Fleck 2510SXT air-injection valve |
| 13"x54" – 5-6 Baths | 13" x 54" | iron-removal filter media | Fleck 2510SXT air-injection valve |
| 14"x65" – 6+ Baths | 14" x 65" | iron-removal filter media | Fleck 2510SXT air-injection valve |
- Control valve: Fleck 2510SXT air-injection valve with built-in air injection.
- Bypass: 3/4" bypass valve (included).
- Mineral tank: black fiberglass-wrapped mineral tank with support bed and distributor.
- Media: iron-removal filter media, sized to the tank.
- Also included: 1" plumbing adapters, install and service manuals.
- Ships pre-built, ready to install, free in the US.
How it works
The valve draws a pocket of air into the top of the tank. Water passes through the air, which oxidizes iron, manganese and hydrogen sulfide into particles, and the media bed filters them out. Every day the valve backwashes the bed, sends the trapped particles to drain and refreshes the air pocket.
Media benefits
- Removes dissolved iron: clear water with no orange or brown stains
- Protects fixtures, laundry, water heaters and appliances
- Daily automatic backwash sends the trapped iron to drain
- Air injection oxidizes iron, manganese and sulfur with plain air, so no chemicals or chlorine are added
Why this system costs what it does
| This system | Typical lower-priced kits | |
|---|---|---|
| Iron and sulfur treatment | Air injection: oxidizes with plain air, no chemicals | Often chlorine or permanganate feed, or no oxidation step |
| Filter design | Automatic daily backwash keeps the media bed clean | Often a non-backwashing upflow head or a cartridge housing |
| Bypass valve | 3/4" bypass included | Often not included or an extra option |
| Media | Named media, sized to the tank | Media type or amount often not stated |
| Delivery | Ships pre-built, ready to install | Often ships in pieces for you to assemble and load |
| Shipping | Free in the US | Free only above a minimum, or extra |
Not sure which size? Send a water test or tell us your symptoms and we will size it free.
Tackle problem well water with the AIO 10" x 44" Iron Filter System, a single-tank air injection filter engineered to remove dissolved iron without chemicals or added salt. Using oxidation rather than additives, this system converts soluble iron into a filterable form and traps it in the media bed, leaving you with cleaner, stain-free water throughout the entire home and an end to the frustrating rust marks iron leaves behind.
How Air Injection Works
The AIO maintains an air pocket at the top of the tank while the system is in service. As water rises through this oxygen-rich pocket, dissolved iron is oxidized and then captured by the filter media below. A daily automatic backwash, managed by the Fleck control valve, flushes the accumulated iron to the drain and refreshes the air pocket, keeping the system self-sustaining with very little hands-on care required from the homeowner.
- 10" x 44" black Structural mineral tank
- Fleck 2510SXT air injection control valve
- 3/4" bypass valve included
- Chemical-free, salt-free iron removal via oxidation
- Automatic daily backwash regeneration
- Complete with media and support bed, approximately 118.87 lbs
This 10" x 44" system is well sized for smaller homes and lighter iron loads, making it a popular entry point into whole-house iron treatment. By eliminating rust stains on fixtures, sinks, laundry, and plumbing, it protects your home and noticeably improves water aesthetics at every tap. Installation ties into the main water line at the point of entry, and the included 3/4" bypass valve makes service and maintenance straightforward. Because regeneration is fully automatic and salt-free, ongoing upkeep is minimal, an especially attractive feature for any homeowner battling iron-laden well water.
One of the reasons air injection systems like this have grown so popular is that they avoid the recurring cost, storage, and handling hassles of chemical feed pumps and chlorine solutions. The Fleck 2510SXT valve is a proven, widely supported control head, so parts and programming guidance are readily available down the road. Test your water's iron level before sizing, confirm this 10" x 44" tank suits your demand, and you'll have a clean, chemical-free iron solution that keeps your home's water clear for years.

