Siemens Building Technology 257-02042 Valve Assembly 320788-702 Verify your furnace filter and

Verify your furnace filter and blower motor capacitors first

Helps maintain proper heat rejection and overall HVAC system efficiency

For those servicing Utica or Dunkirk residential hydronic systems

Integrated Spark Technology: Features a factory-aligned spark electrode for reliable arc-to-ground ignition under varying manifold pressures

Siemens Building Technology 257-02042 Valve Assembly 320788-702 Verify your furnace filter andEnsure precise hydronic control in your terminal units with the Siemens 257 02042, a robust 2 way normally open pneumatic control valve assembly designed for demanding commercial HVAC maintenance. This Powermite 599 Series MT assembly features a 1 2" NPT x Union Male connection, engineered for high performance fluid regulation in hot or chilled water applications such as convectors and fan coil units. Utilizing a forged brass body with high durability