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The Nailor Model A3400 is a bypass terminal unit designed to manage excess air in HVAC systems. It efficiently diverts surplus air through a bypass opening, ensuring balanced airflow and maintaining system performance. Ideal for use with constant volume fan systems and low-pressure packaged air handling units.

Product Notes:
• Material: Galvanized Steel.
• Damper is a cylindrical ‘Flow Diverter’ valve design. 90° rotation.
Clockwise to close.
• MA MEP-4023 120V Actuator
• ½" (13) dia. plated steel driveshaft.
• OR Right hand controls location.
• Transformer: QA 120/24V
• ¾" (19) dual density insulation.
• Balancing dampers on the inlet & bypass ports.