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      Everlasting 4000S (57) - Steel, 2" NPT, Quick Open Blowdown Valve

      $2244.00
      SKU: 4000-S 57 2
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      More about this product

      The 4000-S 57 2 is a 300 class steel blowdown valve with 2" NPT connections, and is rated for blow-off service up to 485 PSIG. The 4000 series features a heavy spring hold disc that, when actuated, slides across the body seat pushing harmful boiler scale away, and wiping clean the precision lapped surface.

      Details:

      • 2" inlet and outlet
      • Primary service rating: 300 PSI
      • Suggested operating pressure: 200 PSI
      • Maximum boiler blow-off pressure: 485 PSI
      • Steel body construction
      • Straight-through flow
      • Leak proof seal disc has self lapping action, actually improves with use
      • Self wiping action of disc – cannot hang-up on boiler scale