CIDSRS(CAST IRON DUAL SAFETY RELIEF VALVES SCREWED CONNECTION)
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Sizes: 15mm, 20mm & 25mm
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Body: Closed grain cast iron
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No isolation valve required thereby gives more safety
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One valve can be repaired or reset at any time
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Temperature range: -60°F to +240°F ( -51°C to +116°C)
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Pressure rating: 150 to 350 PSIG (10.4 to 24 bar)
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Suitable for R717 Ammonia, R744 (CO2) HCFC AND HFC