Motorischer Zonenventil Stellkopf 3 Anschlüsse Mitte 22 mm 28 mm ersetzt Honeywell A3

COMPATIBLE WITH HONEYWELL 3 PORT MID POSITION ZONE VALVES 22MM & 28MM. REPLACES HONEYWELL V4043 VALVE HEAD. TRIDENT 3 PORT ACTUATOR HEAD. Auxiliary switch.

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