Zone valves 0.5" - 2 way Valve size
Discover high-quality zone valves perfect for regulating heat in hydronic heating systems. Shop our selection today at Blackhawk Supply.
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![Siemens 242-00210 Zone valve, 2-way, 1/2", 1.0 Cv, NPT w/ 24V 2-position SR actuator fails NC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/242-00210_medium.jpg?v=1692719217)
242-00210 | Zone valve, 2-way, 1 / 2", 1.0 Cv, NPT w / 24V 2-position SR actuator fails NC | Siemens
Brand: Siemens
SKU: 242-00210
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![Siemens 241-00214 Zone valve, 2-way, 1/2", 4.0 Cv, NPT w/ 115V 2-position SR actuator fails NO | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/241-00214_medium.jpg?v=1692719104)
241-00214 | Zone valve, 2-way, 1 / 2", 4.0 Cv, NPT w / 115V 2-position SR actuator fails NO | Siemens
Brand: Siemens
SKU: 241-00214
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![Siemens 241-00211 Zone valve, 2-way, 1/2", 2.5 Cv, NPT w/ 115V 2-position SR actuator fails NO | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/241-00211_medium.jpg?v=1692719147)
241-00211 | Zone valve, 2-way, 1 / 2", 2.5 Cv, NPT w / 115V 2-position SR actuator fails NO | Siemens
Brand: Siemens
SKU: 241-00211
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![Siemens 241-00210 Zone valve, 2-way, 1/2", 1.0 Cv, NPT w/ 115V 2-position SR actuator fails NO | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/241-00210_medium.jpg?v=1692719113)
241-00210 | Zone valve, 2-way, 1 / 2", 1.0 Cv, NPT w / 115V 2-position SR actuator fails NO | Siemens
Brand: Siemens
SKU: 241-00210
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![Siemens 240-00214 Zone valve, 2-way, 1/2", 4.0 Cv, NPT w/ 115V 2-position SR actuator fails NC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/240-00214_medium.jpg?v=1692719089)
240-00214 | Zone valve, 2-way, 1 / 2", 4.0 Cv, NPT w / 115V 2-position SR actuator fails NC | Siemens
Brand: Siemens
SKU: 240-00214
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![Belimo ZONE215S-35+ZONE24NO-S Zone Valve | 0.5" | 2 Way | 3.5 Cv | w/ Spg Rtn | 24V | On/Off | SW | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/Zone_Valve2way-product_retina_bac778a2-9b48-44c1-918d-bd1e04c7d40c_medium.jpg?v=1714684519)
ZONE215S-35+ZONE24NO-S | Zone Valve | 0.5" | 2 Way | 3.5 Cv | w / Spg Rtn | 24V | On / Off | SW | Belimo
Brand: Belimo
SKU: ZONE215S-35+ZONE24NO-S
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![](http://blackhawksupply.com/cdn/shopifycloud/shopify/assets/no-image-2048-5e88c1b20e087fb7bbe9a3771824e743c244f437e4f8ba93bbf7b11b53f7824c_medium.gif)
ZONE215S-35+ZONE24NO | Zone Valve | 0.5" | 2 Way | 3.5 Cv | w / Spg Rtn | 24V | On / Off | Belimo
Brand: Belimo
SKU: ZONE215S-35+ZONE24NO
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![Belimo ZONE215S-35+ZONE24NC-S Zone Valve | 0.5" | 2 Way | 3.5 Cv | w/ Spg Rtn | 24V | On/Off | SW | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/Zone_Valve2way-product_retina_1b5602e2-685c-40de-8be1-66e73ed0ebc4_medium.jpg?v=1714684508)
ZONE215S-35+ZONE24NC-S | Zone Valve | 0.5" | 2 Way | 3.5 Cv | w / Spg Rtn | 24V | On / Off | SW | Belimo
Brand: Belimo
SKU: ZONE215S-35+ZONE24NC-S
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![Belimo ZONE215S-35+ZONE24NC Zone Valve | 0.5" | 2 Way | 3.5 Cv | w/ Spg Rtn | 24V | On/Off | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/Zone_Valve2way-product_retina_80008d1d-2fec-4f27-8fc4-43bafdb8cdac_medium.jpg?v=1714684540)
ZONE215S-35+ZONE24NC | Zone Valve | 0.5" | 2 Way | 3.5 Cv | w / Spg Rtn | 24V | On / Off | Belimo
Brand: Belimo
SKU: ZONE215S-35+ZONE24NC
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![Belimo ZONE215S-35+ZONE230NO-S Zone Valve | 0.5" | 2 Way | 3.5 Cv | w/ Spg Rtn | 230V | On/Off | SW | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/Zone_Valve2way-product_retina_f594073f-d270-47eb-9aac-6fd2f91a12db_medium.jpg?v=1714684519)
ZONE215S-35+ZONE230NO-S | Zone Valve | 0.5" | 2 Way | 3.5 Cv | w / Spg Rtn | 230V | On / Off | SW | Belimo
Brand: Belimo
SKU: ZONE215S-35+ZONE230NO-S
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![Belimo ZONE215S-35+ZONE230NO Zone Valve | 0.5" | 2 Way | 3.5 Cv | w/ Spg Rtn | 230V | On/Off | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/Zone_Valve2way-product_retina_d922a47d-851f-4328-ae9e-6ee4e19614f2_medium.jpg?v=1714684523)
ZONE215S-35+ZONE230NO | Zone Valve | 0.5" | 2 Way | 3.5 Cv | w / Spg Rtn | 230V | On / Off | Belimo
Brand: Belimo
SKU: ZONE215S-35+ZONE230NO
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![Belimo ZONE215S-35+ZONE230NC-S Zone Valve | 0.5" | 2 Way | 3.5 Cv | w/ Spg Rtn | 230V | On/Off | SW | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/zone_3way_web_medium.png?v=1708891705)
ZONE215S-35+ZONE230NC-S | Zone Valve | 0.5" | 2 Way | 3.5 Cv | w / Spg Rtn | 230V | On / Off | SW | Belimo (OBSOLETE)
Brand: Belimo
SKU: ZONE215S-35+ZONE230NC-S
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![Belimo ZONE215S-35+ZONE230NC Zone Valve | 0.5" | 2 Way | 3.5 Cv | w/ Spg Rtn | 230V | On/Off | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/Zone_Valve2way-product_retina_4c8bf4f4-a814-4a38-918e-3e788447ef13_medium.jpg?v=1714684540)
ZONE215S-35+ZONE230NC | Zone Valve | 0.5" | 2 Way | 3.5 Cv | w / Spg Rtn | 230V | On / Off | Belimo
Brand: Belimo
SKU: ZONE215S-35+ZONE230NC
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![Belimo ZONE215S-35+ZONE120NO-S Zone Valve | 0.5" | 2 Way | 3.5 Cv | w/ Spg Rtn | 120V | On/Off | SW | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/Zone_Valve2way-product_retina_69361957-d18a-4a1a-81b0-082aa46482fb_medium.jpg?v=1714684508)
ZONE215S-35+ZONE120NO-S | Zone Valve | 0.5" | 2 Way | 3.5 Cv | w / Spg Rtn | 120V | On / Off | SW | Belimo
Brand: Belimo
SKU: ZONE215S-35+ZONE120NO-S
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![Belimo ZONE215S-35+ZONE120NO Zone Valve | 0.5" | 2 Way | 3.5 Cv | w/ Spg Rtn | 120V | On/Off | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/Zone_Valve2way-product_retina_74ca55ea-7c04-4ac1-8e7a-ce53db91e73d_medium.jpg?v=1714684519)
ZONE215S-35+ZONE120NO | Zone Valve | 0.5" | 2 Way | 3.5 Cv | w / Spg Rtn | 120V | On / Off | Belimo
Brand: Belimo
SKU: ZONE215S-35+ZONE120NO
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![Belimo ZONE215S-25+ZONE24NO-S Zone Valve | 0.5" | 2 Way | 2.5 Cv | w/ Spg Rtn | 24V | On/Off | SW | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/Zone_Valve2way-product_retina_cc3619ca-d54e-4db3-8e1a-47e2ffcad494_medium.jpg?v=1714684528)
ZONE215S-25+ZONE24NO-S | Zone Valve | 0.5" | 2 Way | 2.5 Cv | w / Spg Rtn | 24V | On / Off | SW | Belimo
Brand: Belimo
SKU: ZONE215S-25+ZONE24NO-S
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