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S&P SDB Series Model SDB 8 Downblast Belt Drive Centrifugal Roof Exhauster, 1950 to 2100 RPM, Single or Three Phase ODP Motor, Exhaust Air Up to 1132 CFM

1/3 or 1/4 Motor HP (Horsepower) and Static Pressure Up to 1-3/4" WG (Water Gauge)

$904.16 - $1042.72
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  • S&P SDB Series Model SDB 8 Downblast Belt Drive Centrifugal Roof Exhauster
  • 1/3 or 1/4 Motor HP (Horsepower), Static Pressure Up to 1-3/4" WG (Water Gauge), 1550 to 2100 RPM (Speed), Exhaust Air Up to 1132 CFM
  • Phase Motor Type: Single Phase ODP (115V) or Three Phase ODP (208-230/490 Tri Voltage)
  • Primarily Used for Exhaust of Relatively Clean Air from Wide Range of Commercial, Industrial and Institutional Environments such as Manufacturing and Assembly Plants, Office Buildings, Schools, Hospitals, Restaurants, Athletic Facilities and Many Others

  • Curb Cap Has Integral Deep Spun Inlet for Efficient Performance and Prepunched Mounting Holes for Ease of Installation
  • Lifting Lugs for Easy and Safe Placement of The Fan on The Roof
  • Spun Aluminum Hood and Skirt for Weather Protection and Attractive Appearance
  • Heavy-Gauge Motor Support for Rigidity and Strength
  • Neoprene Isolators for Reduction of Vibration and Sound
  • Quick-Release Latches on Motor Cover for Easy Access to Motor Compartment
  • Conduit Passage for Easy Electrical Connection from Below Roof
  • Aluminum Birdscreen Standard
  • Stainless Steel Fasteners on Exterior

    Centrifugal Wheel
  • All Aluminum Wheel
  • Backward-Inclined for Efficiency at Higher Static Pressure
  • Non-Overloading for Safe Operation in Ducted Systems
  • Curved Blades for Efficiency and Quiet Operation
  • Dynamically Balanced for Smooth Operation

  • 1-Year Warranty
  • Brands are Nationally Recognized and Locally Serviced
  • Single Speed Open Drip-Proof are Standard
  • Explosion-Proof, Totally Enclosed and Two-Speed Motors are Available
  • All Motors are Rated for Continuous Duty
  • 182T and Larger Motors Shipped Unmounted for Field Installation
  • Disconnect Switch Standard on Single Speed Drip-Proof and Totally Enclosed Motors

  • Sized for Minimum 150% of Drive Horsepower
  • Machined Cast Iron Adjustable Motor Pulleys
  • Adjustable Base for Belt Tensioning
  • Non-Static Oil Resistant V-Belts

  • 5-Year Bearing Warranty
  • Heavy-Duty Ball Bearing Type
  • Air Handling with Grease Fittings
  • Sized for A Minimum L50 Life In Excess of 200,000 Hours

    AMCA Seal
  • Assures Accuracy of Air and Sound Performance

    cULus Label
  • cULus 705 Listing Assures Electrical Safety and Reliability
  • cULus 705 Must Be Specified When Required


The S&P SDB Series Model SDB 8 Downblast Belt Drive Centrifugal Roof Exhauster features 1/3 or 1/4 Motor HP (horsepower), static pressure up to 1-3/4" WG (water gauge), 1550 to 2100 RPM (speed), and an option of Phase Motor Type: Single Phase ODP (115V) or Three Phase ODP (208-230/490 Tri Voltage). The primarily used for exhaust of relatively clean air from wide range of commercial, industrial and institutional environments such as manufacturing and assembly plants, office buildings, schools, hospitals, restaurants, athletic facilities and many others.


(W = side to side) (D = front to back) (H = top to bottom)

Overall Dimensions: 25" Diameter x 30-1/8" H
Roof Opening: 13-1/2" Diameter
Curb Outside Dimensions: 16-1/2" Diameter
Damper Outside Dimensions: 12" Diameter
Approximate Weight: 65 lbs
This item(s) is also sometimes listed under the following manufacturer numbers:

S and PS and P

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