The HUM Chemical Free FOK Iron/Sulphur Water Filter 1.5 Cubic Foot is a fully automatic whole-home filtration system designed to help reduce iron staining, rotten egg odor caused by hydrogen sulphide, and manganese without the use of harsh chemicals.
Using advanced air injection oxidation technology and a premium Made-in-USA Clack control valve, this chemical-free system offers reliable well water treatment with lower ongoing maintenance costs and septic-system-friendly operation.
Key Features
• Chemical-free whole-home iron and sulphur filtration
• Premium Made-in-USA Clack control valve
• Air injection oxidation system included
• Fully automatic backwashing operation
• Septic-system friendly alternative to chemical filters
• PowerCell backup retains settings during outages
• Ships pre-programmed and ready to install
• Compatible with constant pressure systems and jet pumps
• Bypass valve included
Chemical-Free Air Injection Technology
The integrated air injection system oxidizes contaminants naturally without the need for chlorine, potassium permanganate, or other chemicals. This helps reduce ongoing maintenance while providing a more environmentally friendly treatment solution.
Helps Reduce Common Well Water Problems
This system is designed to help reduce:
• Iron staining
• Rotten egg odor from hydrogen sulphide
• Manganese buildup and staining
Performance Capabilities
• Removes up to 7.0 ppm hydrogen sulphide
• Removes up to 10 mg/L manganese when pH is between 8.3 and 9.0
• Operates within a pH range of 6.0 to 9.0 for iron and sulphur reduction
Reliable Clack Control Valve
This system uses a premium electronically controlled Clack water treatment valve known for long-term reliability and easy maintenance.
Valve Features Include
• Fully automatic operation
• Electronically controlled efficiency and reliability
• PowerCell backup for settings retention during outages
• Tool-free valve disassembly in under 5 minutes
• No nuts, bolts, screws, or springs for simplified servicing
Installation & Compatibility
• Ships fully programmed and ready to install
• Fully compatible with constant pressure systems and jet pumps
• Includes bypass valve
Important Installation Requirements
• Requires minimum 9 GPM backwash flow rate
• Recommended drain line size: 3/4"
Specifications
• Product Number: WD CFOK15
• Model: WD FOK15BP
• Media Volume: 1.5 Cubic Foot
• System Type: Whole House Chemical-Free Iron & Sulphur Filter
• Dimensions: 56" H × 12" Diameter
• Valve Type: Clack electronic control valve