Caleffi Series 431 Square Lockshield for Radiators, an essential component for flow regulation in radiators, designed for efficiency and durability, with the following features:
Radiator connection: Male/Female 3/8 inch square
Maximum working pressure: 10 bar
Material: chrome-plated brass
Fluid compatibility: Water and glycol solutions (max 30%)
Flow rate: 2.42 m³/h
With its sturdy brass construction and EPDM hydraulic seals, it offers reliable performance and long service life.
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The Caleffi 431 Series lockshield is made of high-quality materials, including chrome-plated brass for the body and plug, ensuring corrosion resistance and long service life. The PTFE gasket with clamping ring and EPDM O-ring ensure an effective hydraulic seal even under high pressure conditions.
The white ABS knob can be attached with simple manual pressure, eliminating the need for fixing screws. This design makes the lockshield easy to install and maintain, while maintaining a clean and elegant appearance.
Thanks to the rubber-sealed shank, the lockshield mates perfectly with the radiator connection, eliminating the need for sealing tape or hemp. This system simplifies installation and reduces work time.
Body: Chrome-plated brass
Shutter: Brass
Seals: EPDM
Knob: white ABS
Maximum operating pressure: 10 bar
Fluid compatibility: Water and glycol solutions (max 30%)
Operating temperature range: 5 to 100 °C
Finish: Chrome plated, elegant and durable
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