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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
Measuring approximately 20-3/8" x 13" x 5/16"
making it an ideal choice for contractors looking for a 100VA 480V to 120V transformer with a small footprint
the unit offers a tamperproof case that is both ventilated and non-conductive
Key Benefits Precision Airflow: The 36-degree pitch is specifically calibrated for high-static pressure environments
The green spring provides a precise 6-14" W
ZoneFirst SPRD-20X8 Damper Els PW 17895 Measuring approximately 20-3/8" x 13"The ZoneFirst SPRD 20X8 is a heavy duty barometric bypass damper engineered for precise static pressure regulation in multi zone residential and light commercial HVAC systems. This 20" x 8" mechanical unit utilizes a field adjustable weighted arm to facilitate effective bypass air management without the requirement for complex electronic controls or wiring. As zone dampers close and duct pressure rises, the ZoneFirst SPRD 20X8 automatically opens to
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