3/4 in. Cast-Iron Hydronic 2-Way Flow Check Valve



Series 2000S-M5, Hydronic, Two-Way, Universal Flow Check Valves are for use in commercial and residential hydronic heating systems to provide positive shutoff when circulator is not running, preventing flow of water to radiation units. They are easily opened for gravity circulation. Iron body construction with solder inlet and outlet connections, a combination of angle and horizontal checks, bronze seat, and brass center guide. Sizes 3/4 to 1 1/4 in. Maximum Pressure: 50 psi (344.8 kPa); Sizes 1 1/2 to 3 in. - Maximum Pressure: 125 psi (8.6 bar).

California residents: see   Proposition 65 information

  • Made of heavy-duty cast-iron
  • Provides positive gravity shutoff when a circulator is not running
  • Use in commercial or residential hydronic heating systems
  • Durable and easy to install
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