AirFlo-NA Explosion Proof Roof Exhaust Fan 42 inch 28970 CFM 3 Phase Direct Drive NAL42-I-3-E
The product Build Time you see represented on this site is only a typical number of days the manufacturer states it needs to build the product(s) when ordered. Build times are based on business days (excludes weekends & holidays).
The build time does not include the time it will take to ship the order to you (the customer). If an order has multiple items and comes from multiple warehouses, you may receive part of your order on one day, and then receive the remaining part(s) of your order at a later date.
*Please be aware that seasonal demand of certain equipment may cause build times to run longer than what is typical.
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NOTE: HAZARDOUS LOCATION FANS ARE SPECIAL NON-STOCK ITEMS AND CANNOT BE RETURNED OR CANCELLED.
Designed for general ventilation and smoke and fume removal where lower cost and less maintenance are a priority.
Class 1, Division 1, Group D
Class 2, Division 2, Group F & G
Ruggedly constructed steel curb cap including spun venture section for efficient air flow
Cast aluminum spark-resistant propellers are standard and suitable for use in hazardous locations.
Butterfly damper section, mill galvanized construction, with damper blades that open when fan is energized and close weather tight when unit is off. Dampers rotate in nylon bearings on a stainless steel axle.
O.D. = 61.5" sq.
I.D. = 58.5" sq.
MIN. ROOF HOLE SIZE = 58" sq.
ROOF CURB NOTE
1. Standard Curb Base for roof Ventilator: Insulated, 8" High with Wood Nailer
2. NOT for Installation on Corrugated roofing or Standing Seam Roofs
- Model No.:
- NAL42 -I -3 -E
- 230 / 460
- Made In U.S.A.:
- Explosion Proof Fans
- Blade Material:
- Cast Aluminum
- Blade Size (Inches):
- CFM High:
- Dimension Inches:
- Width: 57" Depth: 57" Height: 50.5"
- Drive Type:
- Limited Warranty:
- 1 Year Limited
- Motor Type:
- Explosion Proof
- RPM High:
- Weight lbs.:
Notice: Manufacturer's products features and specifications are subject to change without notice.
California Residents: WARNING- This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, please visit www.P65Warnings.ca.gov.
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