SDB Centrifugal Roof Exhaust 20 inch 4506 CFM Belt Drive 3 Phase SDB20RH3S
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.
NOTE: Temperature rating up to 170°
These roof exhausters are used for the exhaust of relatively clean air from a wide range of commercial, industrial and institutional buildings such a manufacturing and assembly plants, office buildings, schools, hospitals, restaurants, athletic facilities and many others.
The non overloading centrifugal wheel with its higher static pressure capabilities makes this suitable for either ducted or non-ducted applications. It's roof mounting permits location near the area to be ventilated, allowing short duct runs and more efficient operation.
The aluminum exterior provides an attractive appearance. Belt drive results in lower operating RPM and sound levels, making the Model DB well suited to applications where quiet operation is important. Belt drive also permits easy performance adjustment when needed to balance the total ventilation system.
Heavy-gauge aluminum for extra strength with pre-punched mounting hole.
Neoprene isolators for reduction of vibration and sound.
Cover easily removed for quick access to motor compartment.
Water tight conduit tube for easy electrical connection from below roof.
Aluminum bird screen and disconnect are included on standard models.
Stainless steel exterior fasteners.
All aluminum backward inclined wheel.
Non overloading for safe operation in ducted systems.
Statically and dynamically balanced for smooth operation.
Sized for minimum 150% of drive horsepower.
Machined cast iron adjustable motor pulleys.
Adjustable base for belt tensioning.
Non-static oil resistant v-belts.
Single speed open drip-proof are standard.
All motors are rated for continuous duty.
182T and larger motors shipped unmounted for field installation.
Disconnect switch standard with single speed drip-proof motors.
Heavy-duty ball bearing type.
Pre-lubricated and permanently sealed.
A = 30.16 inches
B = 38.3 inches
C = 45 inches
D = 6.1 inches
Roof Opening = 25-1/5 inches
- Model No.:
- SDB20RH3S -208V
- 208 / 230 / 460
- Made In U.S.A.:
- Exhaust Fans
- Blade Material:
- Blade Size (Inches):
- CFM High:
- Drive Type:
- Limited Warranty:
- 1 Year Limited
- Motor Type:
- 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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