Description
The Zilmet ZMF-125 is a high-performance magnetic filter engineered to protect hydronic heating and cooling systems from the damaging effects of ferrous and magnetite debris. By continuously capturing iron oxide particles and other metallic contaminants circulating through the system, the ZMF-125 helps maintain peak system efficiency, extends the service life of pumps, boilers, heat exchangers, and valves, and reduces costly maintenance downtime.
Key Features
- Powerful magnetic core captures ferrous particles, magnetite, and iron oxide sludge before they can damage system components
- 1-1/4″ NPT threaded connections for straightforward installation into existing pipework
- Robust construction designed for reliable, long-term performance in hydronic systems
- Easy-access design simplifies periodic cleaning and maintenance of the magnetic element
- Helps maintain system efficiency by keeping heat transfer surfaces free of debris buildup
- Compatible with a wide range of hydronic heating and cooling applications
- Compact form factor allows installation in space-constrained mechanical rooms
Why Use a Magnetic Filter?
Over time, corrosion within hydronic systems generates magnetite and other ferrous particles that circulate through the pipework. These contaminants accumulate on heat exchanger surfaces, clog valves, and accelerate wear on pump impellers and seals. Installing the Zilmet ZMF-125 at a strategic point in the system loop intercepts these particles before they cause harm — reducing energy consumption, preventing premature component failure, and lowering overall system operating costs.
Applications
- Residential and commercial hydronic heating systems
- Boiler and radiant floor heating circuits
- Chilled water and fan coil systems
- Closed-loop HVAC hydronic circuits
Specifications
- Brand: Zilmet
- Model / SKU: ZMF-125
- Connection Size: 1-1/4″ NPT
- Filter Type: Magnetic







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