Siemens 657-781





The Siemens 657-781 is a radiator valve designed to fit with the Siemens flare base radiator valve assembly 656-0002. This valve features a 1/2-inch size and a straight pipe configuration with flare connections, making it suitable for precise and reliable heating system control. Constructed from durable brass, it is rated for a maximum pressure of 125 PSI, ensuring robust performance under typical operating conditions. The model 2TI valve includes a 10-spring mechanism and a top size of 3, delivering full flow capacity for efficient system operation. This product is available through BSP Automation, providing a trusted supply source for your radiator valve needs.
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