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while a high-temperature water seal effectively isolates the stainless steel spring from the media
This model is recognized as the manufacturer-recommended direct replacement for H105K-457 and H105K-457-9942
always check your specific damper motor requirements
What symptoms indicate these gaskets need replacement
Designed for horizontal installation
Siemens Building Technology 257-02038 Valve Assembly 326058-757 while a high-temperature water sealThe Siemens Building Technology 257 02038 Valve Assembly is a high performance Powermite 599 MT Series solution engineered for precise flow control in HVAC terminal units. This 2 way normally open pneumatic valve features a 1 2 inch NPT forged brass body and brass trim, ensuring durability in hot or chilled water applications such as convectors and fan coil units. With a 2. 5 Cv equal percentage flow characteristic, it provides stable modulating
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