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The Armstrong International B4930 Air Vent
For industrial refrigeration specialists managing commercial display cases
Key Benefits Precise Setpoint Adjustment: Easily tune the 2-12 PSI start point to match specific system requirements
Always verify the fan blade pitch and rotation from the lead end before installation
Grundfos 00519601 Flange Set 321042-401 The Armstrong International B4930 AirThe Grundfos 00519601 Flange Set is a fundamental component for hydronic system installations, engineered specifically for Grundfos UP Series circulator pumps. This 3 4" cast iron flange set (GF 15 26) provides a robust, leak resistant interface between the pump housing and 3 4 inch NPT piping. Constructed from high density cast iron, these flanges are built to withstand the thermal stresses of residential and commercial heating systems. The threaded
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