McDonnell & Miller offers valves for low water cut-offs, liquid level controls, water feeders, and flow switches. The type of valves McDonnell & Miller has available includes electronic probes, blow down valves, complete valves with strainers, and valve assemblies.

Category Products

  • SKU: MH1175
  • 9 in stock
  • Ships within 10 business days

McDonnell & Miller model number TC4 is a Test-N-Check hot water boiler control valve which simplifies the code mandated testing of low water cut-offs by eliminating the need to drain the system.

Online Price: $464.22
Regular Price: $502.90

  • SKU: MI1379
  • 1 in stock
  • Ships within 10 business days

McDonnell & Miller model number TC-L is a lower valve for model number TC-4 Test-N-Check valves.

Online Price: $249.37
Regular Price: $281.90

  • SKU: MI1379A
  • 4 in stock
  • Ships within 10 business days

McDonnell & Miller model number TC-U is an upper valve for model number TC-4 Test-N-Check valves.

Online Price: $310.76
Regular Price: $351.29

  • SKU: MI1379B
  • 5 in stock
  • Ships within 10 business days

McDonnell & Miller model number TC-V is a vacuum breaker for model number TC-4 Test-N-Check valves.

Online Price: $54.48
Regular Price: $61.59

  • SKU: MI1015
  • 7 in stock
  • Ships within 4 business days

McDonnell & Miller model number 14B is a blow down valve, with gasket, for model number 67, 70, 47, 47-2, and 767 controls.

Online Price: $105.13
Regular Price: $118.84

Category Information