Zone valves 0.5" - 3 way Valve size
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![Siemens 245-00533 Zone valve, 3-way, 1", 7.0 Cv, SWT w/ 24Vac 0-10Vdc NSR actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_3510ff52-8e7f-4bbe-849c-6d9def474857_medium.png?v=1720021780)
245-00533 | Zone valve, 3-way, 1", 7.0 Cv, SWT w / 24Vac 0-10Vdc NSR actuator | Siemens (OBSOLETE)
Brand: Siemens
SKU: 245-00533
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![Siemens 241-00234 Zone valve, 3-way, 1/2", 4.0 Cv, NPT w/ 115V 2-pos SR actuator, fails AB-A | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/241-00234_medium.jpg?v=1720021777)
241-00234 | Zone valve, 3-way, 1 / 2", 4.0 Cv, NPT w / 115V 2-pos SR actuator, fails AB-A | Siemens
Brand: Siemens
SKU: 241-00234
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![Siemens 243-00230 Zone valve, 3-way, 1/2", 1.0 Cv, NPT w/ 24V 2-position SR actuator, fails AB-A | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/243-00230_medium.jpg?v=1720021763)
243-00230 | Zone valve, 3-way, 1 / 2", 1.0 Cv, NPT w / 24V 2-position SR actuator, fails AB-A | Siemens
Brand: Siemens
SKU: 243-00230
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![Siemens 240-00234 Zone valve, 3-way, 1/2", 4.0 Cv, NPT w/ 115V 2-pos SR actuator, fails AB-B | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/240-00234_medium.jpg?v=1720021732)
240-00234 | Zone valve, 3-way, 1 / 2", 4.0 Cv, NPT w / 115V 2-pos SR actuator, fails AB-B | Siemens
Brand: Siemens
SKU: 240-00234
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