ASME Section IV Capacity Certified Bronze Safety Relief Valves protect ASME Section IV hot water heating boilers and hydronic heating systems. High capacity design features corrosion resistant construction. Brass, satin or polished chrome finishes available. Proudly made in the USA.
ASME Section IV Certified Capacity (20-60 psi only)
15-60 psig (1.4 - 4.1 bar) Set Pressure at 250°F (121°C) max
Corrosion Resistant Construction
Registered in all Canadian Provinces and Territories, CRN #0G8547.5C
Stainless Steel Springs Standard
Optional Satin or Polished Chrome FinishApollo ASME Hot Water Bronze Safety Relief Valves (2 x FNPT)| Connection 1 | Internal Thread Conical (NPT) |
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| Connection 2 | Internal Thread Conical (NPT) |
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| Connection Type | FPT - Female Thread Conical (NPT) |
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| Country of Origin | United States |
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| ETIM Class | EC011311 Safety Valve |
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| Length of Connection 1 | 36.58mm |
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| Length of Connection 1 (Imperial) | 1.44" |
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| Length of Connection 2 | 36.07mm |
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| Length of Connection 2 (Imperial) | 1.42" |
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| Manufacturer | Aalberts Integrated Piping Systems Americas, Inc. (Apollo) |
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| Max. Operating Pressure at 20 °C | 4.14bar |
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| Max. Operating Pressure at 20 °C (Imperial) | 60psi |
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| Medium Temperature (Continuous) | 0°C - 121°C |
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| Medium Temperature (Continuous) (Imperial) | 32°F - 249.8°F |
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| Nominal Diameter Connection 1 | 3/4 inch (20) |
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| Nominal Diameter Connection 2 | 3/4 inch (20) |
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| Outer Pipe Diameter Connection 1 | 26.67mm |
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| Outer Pipe Diameter Connection 1 (Imperial) | 1.05" |
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| Outer Pipe Diameter Connection 2 | 26.67mm |
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| Outer Pipe Diameter Connection 2 (Imperial) | 1.05" |
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| Product Group | Valves (Safety Relief Valve) |
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| Sealing | Ethylene-Propylene Diene Monomer Rubber (EPDM), Silicone |
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| Series | 10 Series Safety Relief Valves |
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| Suitable for Hot Tap Water | No |
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| Suitable for Solar Heating | No |
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| Surface Protection | Untreated |
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| Standards | Buy American Act (BAA) |
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Product Family
All orders are shipped same-day if the order is received by 1:00 PM Central Time. We ship worldwide.
UPS Hoilday Delivery Schedule
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