Durability: Single piece high density polypropylene molded casing, more durable.

Corrosion Resistance: All parts made of UV treated chemical resistant polypropylene (PP).

Ease of Installation: Compact design & low carrying weight, round standard inlet/outlet, no need for transitions.

Competitivity: Lasts much longer than metal fans with coatings.

Versatility: Can be ordered in a wide variety of motors and configurations.