• 100 % VARIABLE AIR FLOW

  Maximize energy economy.

  Match the airflow to actual requirements.

• DIRECT DRIVE EXTERNAL ROTOR MOTOR

  Fan can be installed in any position.

  Compact Design.

• HIGH EFFICIENCY - QUIET OPERATING

  Internal vanes insure high volume and pressure. The sturdy housing ensures quiet, worry-free operation.

• SIMPLE AND EASY INSTALLATION

EXHAUST - SUPPLY - BOOST

Sizes : 4 inch, 5 inch, 6 inch, 8 inch, 10 inch.

Designed to fit standard size Spiral Ducting.

Motors are 100 % speed controlable through Inexpensive electronic controls.

Includes Backward Inclined Motorized Impeller.