Remove unwanted moisture, odor, and fumes with high performance shutter fans from DURAFAN, J & D Manufacturing and Direct Drive. DURAFAN Select Speed Shutter Fans have built-in speed switches and come in sizes from 12" to 24". Variable Speed Shutter Fans have a heavy-duty, high efficiency motor that is designed to work in the harshest of environments. The DURAFAN Select Speed Shutter Fans are economical and versatile. The totally enclosed motor comes complete with built in speed switches and a 9' cord.
Winter Shutter Covers are designed to cover shutter openings on fans and inlets in or when fan is not in use. Uses a "U" shaped zipper to allow the cover to be opened at anytime and placed to the side. Comes in 7 standard sizes. Custom sizes are available upon request.
Variable Speed Shutter Fans are a high performance exhaust fan and can be used in many applications. The heavy-duty high efficiency motor is designed to work in the harshest of environments. Available in 4 sizes.