 |
|
 These fans feature a solid compact, completely self-contained unit ideal for general ventilation. Applications can include complete ventilation over a large area or they can be placed to provide spot ventilation in specific problem areas. Architects appreciate the low silhouette and clean lines. All inner component parts are contained in the hood for easy access. The Hooded Propeller Roof Fans feature a slow speed steel propeller designed to yield low sound levels at low pressure ratings or a cast aluminum non-sparking airfoil propellers suitable for medium pressure ranges and mildly corrosive atmospheres. Wide Choice of Applications SUPPLY FANS for introducing large volumes of air into schools, commercial buildings, warehouses, power plants, industrial plants, equipment rooms, shopping centers, and supermarkets . EXHAUST FANS for removing heat, moisture, contaminants, fumes, smoke and grease from similar buildings as Supply Fans. Many codes require specific removal requirements. FILTERED SUPPLY FANS provide filtered intake air utilizing quick, easy filter maintenance with replaceable aluminum filters. |
||||||
| Model HS/HA/H/
The Model HS is the propeller hooded roof fan with steel propeller, and the Model HA is the propeller hooded roof fan with cast aluminum propellers. Both models are belt driven which allows adjustment Model H Photo of a fan speed for system balancing. The direct driven propeller hooded roof fan featuring a cast aluminum propeller. Capacities range from 3,500 to 77,000 CFM and up to .75” in wg. Model HFS-S, HFS-A The Model HFS-S is the hooded filtered supply fan with steel propeller, and the Model HFS-A is the hooded filtered supply fan with cast aluminum propeller. Both fans use standard 2” aluminum mesh washable filters. Capacities range from 3,200 to 56,500 CFM and up to .75” in w.g.
|
|
|||||
|
||||||
