Specifications
- Roll formed blades are heavy aluminum construction.
- Motors are heavy duty, high efficiency construction; available in totally enclosed, open, two speed or explosion proof.
- Available in galvanized or all aluminum housing.
- Painted steel tubing, bearing supports and motor supports are standard. All aluminum construction is available for a light weight option.
- Weatherproof construction.
- Neoprene gasket seal is standard.
- Automatic butterfly dampers pivot on steel pins precision fitted to permanently lubricated bushings.
- Sizes 26″ through 86″.
- Magnetic latches are standard
