LK 551 Check Valve
LK Check Valve 551 is a cartridge check valve that can be used as a check valve in heating and cooling systems, pay attention to the flow direction.
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LK 551 Check Valve
LK Check Valve 551 is a cartridge check valve that can be used as a check valve in heating and cooling systems, pay attention to the flow direction.
Description
LK Check Valve 551 is a cartridge check valve that can be used as a check valve in heating and cooling systems. The check valve is intended for installation in copper or steel pipes and also functions as a support sleeve. Pay attention to the flow direction. The check valve requires no maintenance.
Specifications
- Dimension: Cu22 (22mm)
- Width: 21mm
- Height: 34mm
- Depth: 19.8mm
- Pressure/Flow/Temp: max 1.0 Mpa, 110°C
- Function: for LK HydroMix 551
- Design: cartridge
- Colour: Yellow
- Material: Brass
- Material housing/enclosure/frame: Brass
- Material quality: Dezincification resistant brass (DZR)
- Surface protection: Untreated
- Pressure class: PN 10
- Suitable for drinking water: Yes

