McDonnell Miller (195000) Model TC4 - Control ValveModel 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. The valve includes one upper and one lower valve with tapped 1" FIP connections for mounting at crosses in the equalizing lines. It features an adjustable built in vacuum breaker in the upper valve, which provides rapid draining of water from the float chamber. Its maximum

United Brass Works 425 2" Quick Opening Knife Gate Valve NPT

Max Pressure: 175 psi

United Brass Works (293981) 363 3/4” Continuous Blow Off Valve

United Brass Works (370809) 966P 1/2 Short Shank Tricock

Part Number: 438408

The volume changes are transmitted to the valve stem via a liquid capillary system

Radiator valve

Its maximum pressure is 150 psi and it has a tapped 1" FIP connection

PL-36 & PL-55

15 psig Set Pressure Range

“Plug & Play” wiring harnesses are available for most residential gas-burning boilers

selected temperature locking feature and can be shutoff completely if required