Description
The GAS Square Wall Flanges are top-quality fan accessories, which help growers optimize their grow room equipment. The steel flanges are resistant, durable, and efficient. They're made to terminate a ducting, which runs through a wall. Screw the wall flange to the wall via the pre-drilled holes. Seal the wall flange to your ducting. The unit comes in 7 different sizes to suit growers' needs.
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