manometers
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![Dwyer 477AV-3 Digital manometer | range 0-200.00" w.c. | air velocity/flow modes. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/477av_front_1000x1000_2_e6d6d37b-a326-478e-a68e-4068960e3703_medium.gif?v=1719997772)
477AV-3 | Digital manometer | range 0-200.00" w.c. | air velocity / flow modes. | Dwyer
Brand: Dwyer
SKU: 477AV-3
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![Dwyer 477AV-8 Digital manometer | range 0-150.00 psi | air velocity/flow modes. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/477av_front_1000x1000_2_medium.gif?v=1719997764)
477AV-8 | Digital manometer | range 0-150.00 psi | air velocity / flow modes. | Dwyer
Brand: Dwyer
SKU: 477AV-8
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![Dwyer 1235-16-D Well-type manometer | range 0-16. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1230-1235_1000x1000_14f64358-d015-4ff2-942f-6f6af725d511_medium.jpg?v=1719997758)
1235-16-D | Well-type manometer | range 0-16. | Dwyer
Brand: Dwyer
SKU: 1235-16-D
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![Dwyer 1235-20-D Well-type manometer | range 0-20 | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1230-1235_1000x1000_51472148-c677-4a67-b2eb-a1f9d82f0470_medium.jpg?v=1719997667)
1235-20-D | Well-type manometer | range 0-20 | Dwyer
Brand: Dwyer
SKU: 1235-20-D
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![Dwyer 1223-M600-D U-tube manometer | range 300-0-300 mm w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1221_1222_1223_family_1000x1000_1_ff86fd38-face-4de9-ab8f-d872d39a10a9_medium.gif?v=1719997647)
1223-M600-D | U-tube manometer | range 300-0-300 mm w.c. | Dwyer
Brand: Dwyer
SKU: 1223-M600-D
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![Dwyer 1223-M1000-W/M U-tube manometer | range 500-0-500 mm w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1221_1222_1223_family_1000x1000_1_eadd06f4-c131-4d32-b4b4-a242916a49dd_medium.gif?v=1719997636)
1223-M1000-W / M | U-tube manometer | range 500-0-500 mm w.c. | Dwyer
Brand: Dwyer
SKU: 1223-M1000-W/M
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![Dwyer 1223-36-D U-tube manometer | range 18-0-18" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1221_1222_1223_family_1000x1000_1_a5b119ef-0fa9-4b2b-bb69-124ba4ee7c2b_medium.gif?v=1719997632)
1223-36-D | U-tube manometer | range 18-0-18" w.c. | Dwyer
Brand: Dwyer
SKU: 1223-36-D
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![Dwyer 1222-M300-D U-tube manometer | range 150-0-150 mm w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1221_1222_1223_family_1000x1000_1_8738cfa1-f1a3-4598-ad50-46dd000957e4_medium.gif?v=1719997627)
1222-M300-D | U-tube manometer | range 150-0-150 mm w.c. | Dwyer
Brand: Dwyer
SKU: 1222-M300-D
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![Dwyer 1223-M400-W/M U-tube manometer | range 200-0-200 mm w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1221_1222_1223_family_1000x1000_1_081898fd-9e9c-41eb-a0ab-15821b456105_medium.gif?v=1719997621)
1223-M400-W / M | U-tube manometer | range 200-0-200 mm w.c. | Dwyer
Brand: Dwyer
SKU: 1223-M400-W/M
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![Dwyer 1221-20-W/M U-tube manometer | range 10-0-10" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1221_1222_1223_family_1000x1000_1_bc8b38c9-5ea7-42ba-bed2-7a353a3eb3a6_medium.gif?v=1719997627)
1221-20-W / M | U-tube manometer | range 10-0-10" w.c. | Dwyer
Brand: Dwyer
SKU: 1221-20-W/M
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![Dwyer 1222-M1000-W/M U-tube manometer | range 500-0-500 mm w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1221_1222_1223_family_1000x1000_1_96294eb4-4a39-4fbe-b81e-1981f7402876_medium.gif?v=1719997621)
1222-M1000-W / M | U-tube manometer | range 500-0-500 mm w.c. | Dwyer
Brand: Dwyer
SKU: 1222-M1000-W/M
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![Dwyer 1223-20-D U-tube manometer | range 10-0-10" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1221_1222_1223_family_1000x1000_1_d708e2ba-ccda-44aa-b66c-0746f721195f_medium.gif?v=1719997617)
1223-20-D | U-tube manometer | range 10-0-10" w.c. | Dwyer
Brand: Dwyer
SKU: 1223-20-D
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![Dwyer 1221-16-D U-tube manometer | range 8-0-8" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1221_1222_1223_family_1000x1000_1_dd907666-921c-4dbe-a50e-5080d1d81687_medium.gif?v=1719997616)
1221-16-D | U-tube manometer | range 8-0-8" w.c. | Dwyer
Brand: Dwyer
SKU: 1221-16-D
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![Dwyer 1223-8-D U-tube manometer | range 4-0-4" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1221_1222_1223_family_1000x1000_1_4ea73ac2-fd64-4f81-97c3-420df496928f_medium.gif?v=1719997616)
1223-8-D | U-tube manometer | range 4-0-4" w.c. | Dwyer
Brand: Dwyer
SKU: 1223-8-D
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![Dwyer 1223-8-W/M U-tube manometer | range 4-0-4" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/1221_1222_1223_family_1000x1000_1_01974cfd-ca38-4032-9f6e-633dd31fa435_medium.gif?v=1719997606)
1223-8-W / M | U-tube manometer | range 4-0-4" w.c. | Dwyer
Brand: Dwyer
SKU: 1223-8-W/M
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