Conbraco

Conbraco manufactures a wide range of safety relief valves. Conbraco steam relief valves are a State Supply specialty! Conbraco relief valves for large steam heating boilers are on the shelf ready for same-day shipping from State Supply. Choose from 2”, 2½” and 3” sizes. Conbraco safety relief valves are also available in smaller sizes for smaller steam heating boilers. Conbraco valves are found throughout the nation in schools, hospitals and other institutions that deploy steam heating. Call our Conbraco valves application specialists at 877-775-7705.

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  1. Conbraco  Air Relief Valve.

    Conbraco Air Relief Valve.

    SKU: CI1150

    Air relief valve, 1/2"MPT set at 100lbs, 230 SCFM. ASME, National board certified from 15lbs through 250lbs and maximum temperature of 325 degrees F. Vents to atmosphere with a manual pull-ring. Learn More
    $92.54
  2. Conbraco  Air Relief Valve.

    Conbraco Air Relief Valve.

    SKU: CI1147

    Air relief valve, 3/8"MPT set at 125lbs, 281 SCFM. ASME, National board certified from 15lbs through 250lbs and maximum temperature of 325 degrees F. Vents to atmosphere with a manual pull-ring. Learn More
    $91.41
  3. Conbraco  Air Relief Valve.

    Conbraco Air Relief Valve.

    SKU: CI1143

    Air relief valve, 1/4"MPT set at 150lbs, 133 SCFM. ASME, National board certified from 15lbs through 250lbs and maximum temperature of 325 degrees F. Vents to atmosphere with a manual pull-ring. Learn More
    $43.27
  4. Conbraco  Air Relief Valve.

    Conbraco Air Relief Valve.

    SKU: CI1140

    Air relief valve, 1/4"MPT set at 100lbs, 92 SCFM. ASME, National board certified from 15lbs through 250lbs and maximum temperature of 325 degrees F. Vents to atmosphere with a manual pull-ring. Learn More
    $43.27
  5. Conbraco  Air Relief Valve.

    Conbraco Air Relief Valve.

    SKU: CI1152

    Air relief valve, 1/2"MPT set at 125lbs, 281 SCFM. ASME, National board certified from 15lbs through 250lbs and maximum temperature of 325 degrees F. Vents to atmosphere with a manual pull-ring. Learn More
    $92.54
  6. Conbraco  Air Relief Valve.

    Conbraco Air Relief Valve.

    SKU: CI1148

    Air relief valve, 3/8"MPT set at 150lbs, 332 SCFM. ASME, National board certified from 15lbs through 250lbs and maximum temperature of 325 degrees F. Vents to atmosphere with a manual pull-ring. Learn More
    $91.41
  7. Conbraco  Air Relief Valve.

    Conbraco Air Relief Valve.

    SKU: CI1145

    Air relief valve, 3/8"MPT set at 100lbs, 230 SCFM. ASME, National board certified from 15lbs through 250lbs and maximum temperature of 325 degrees F. Vents to atmosphere with a manual pull-ring. Learn More
    $91.41
  8. Conbraco  Air Relief Valve.

    Conbraco Air Relief Valve.

    SKU: CI1142

    Air relief valve, 1/4"MPT set at 125lbs, 112 SCFM. ASME, National board certified from 15lbs through 250lbs and maximum temperature of 325 degrees F. Vents to atmosphere with a manual pull-ring. Learn More
    $43.27
  9. Conbraco  Air Relief Valve.

    Conbraco Air Relief Valve.

    SKU: CI1153

    Air relief valve, 1/2"MPT set at 150lbs, 332 SCFM. ASME, National board certified from 15lbs through 250lbs and maximum temperature of 325 degrees F. Vents to atmosphere with a manual pull-ring. Learn More
    $92.54
  10. Conbraco Ball Check Valve, 1" Pipe Size

    Conbraco Ball Check Valve, 1" Pipe Size

    SKU: CI1075

    Bronze ball cone check valve. 1"IPF straight through. Rated 125lb steam, and 1/2lb opening pressure. Learn More
    $79.08
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