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Duotone terrace — saffron brief on the left, garden-folded ledger on the right.
ensuring tight shut-off in high-pressure hydronic applications
For a veteran contractor
and one normally closed
While light deposits can be removed with a non-conductive abrasive
Direct OEM Replacement: Seamlessly replaces legacy Johnson Controls AE-207-277 units without modification
Resideo ZD20X16TZ Damper 319825-402 ensuring tight shut-off in high-pressureThe Resideo ZD20X16TZ is a professional grade rectangular zone damper engineered for tight airflow control in multizone forced air systems. This 20x16 parallel blade damper utilizes a 24VAC synchronous motor mounted on the 16 inch side, featuring a power closed spring return open configuration. Designed for fail safe operation, it automatically reverts to the open position during power loss to ensure continuous ventilation. The assembly is constructed
US$ 32.50
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