Greenhouse Exhaust Shutter, Manual, 54" x 54", Aluminum, Single Panel Sigma 250 Precision Control: The thermostat operates

Precision Control: The thermostat operates with a fixed 2

Designed for compatible 10 × 13 greenhouse setups

allowing the fan to be mounted at any height on the inlet side

guaranteeing your heating system works efficiently and saves power in the process

the unit includes a specialized tie bar that eliminates louver flapping during intense airflow

Greenhouse Exhaust Shutter, Manual, 54" x 54", Aluminum, Single Panel Sigma 250 Precision Control: The thermostat operatesInlets are a fundamental part of a complete ventilation system, as they bring fresh air into your building to be properly mixed, circulated, and eventually exhausted. This 54" x 54" aluminum shutter is built for high performance air exchange, featuring a rigid extruded frame and reinforced welded corners that offer exceptional durability at an affordable price point. The double panel configuration ensures the unit remains robust and reliable in