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Inhibitor concentration should be checked and topped up via the dosing port at the same visit
auto-bypass valve
🔩 Floor Loading The unit must be installed on a flat
The cylinder is manufactured from duplex stainless steel — the same alloy grade used in marine and chemical processing applications for its superior resistance to corrosion and stress cracking
Avoid frost-risk locations
Grundfos Manifold Pump & Mixing Valve Unit boiler plumbing valves Inhibitor concentration should be checkedThe UFH Mixing Valve Pump Set with Grundfos UPM3 FLEX AS 25 70 is a complete, installer ready solution for controlling water temperature in wet underfloor heating systems. Comprising a 1" thermostatic blending valve, the industry leading Grundfos UPM3 FLEX AS 25 70 130 'A' rated circulating pump, and an integrated temperature controller with sensor, it delivers precise, stable supply temperatures to your UFH manifold. Suitable for systems up to 250 m
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