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packaged units
though it may cross-reference with some Armstrong or AirEase units
maintaining calibration despite constant thermal cycling
recalibration of the offset may be necessary to account for lead wire resistance
it serves as a critical step-down transformer for maintaining accurate airflow and zone comfort in demanding commercial environments
ASCO 8221G7HW Valve 320788-704 packaged unitsThe ASCO 8221G7HW is a high performance 2 way normally closed solenoid valve specifically engineered for high temperature applications. Optimized for hot water systems, this 1 inch NPT valve features a pilot operated design with an integral snubber, which provides a slow closing mechanism to eliminate damaging water hammer. Built with a durable forged brass body and resilient NBR seals, it ensures reliable flow control in demanding environments.
