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Art. 550S/2 TER-R Model with check-valve
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Art. 550S/2 TER-R Model with check-valve

20 mbar check valve (with deaerator device) with external adjustment control.
PN 10. Max Temperature 110°C.
 
Code 1”: 04550S/2TER-R
Code 1”1/4: 05550S/2TER-R