The NAILOR INDUSTRIES 3400 Series Bypass Terminal Units with Analog Controls are designed for use with constant volume, low and medium-pressure packaged air handling systems or rooftop air conditioning units, providing a cost-effective solution. These pressure-dependent, single-duct units feature a diverting damper to efficiently redirect excess air into the return air ceiling, ensuring precise temperature control. Constructed from durable 22 ga. galvanized steel, with sizes ranging from 6" to 16" and capacities from 100 to 2750 CFM, these units provide reliable, long-term performance with easy-to-adjust bypass dampers for optimal air distribution.