Valve body: corrosion-resistant gunmetal
O-rings: EPDM
Valve disk: EPDM
Pressure spring: stainless steel
Thermostat insert: brass, PPS.
The complete thermostatic insert can be replaced using the HEIMEIER fitting tool without draining the system.
Spindle: Stainless steel spindle with double O-ring seal. The outer O-ring can be replaced under pressure.
Casing: ABS
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