Exhaust blower package for two 4-foot benchtop fume hood | KA Centrifugal Upblast Roof Mount Blower with roof curb

Manufacturer: KA

Model: 20FT11Custom

Condition: New

Estimated lead time: Typically ships in 2 weeks from order and payment.

Warranty: 1 year limited manufacturer's warranty (parts)

These are custom made. No returns of open units are accepted. 

Includes: 

• New model 20FT11 exhaust blower rated for 8ft benchtop fume hood, up to 50 feet of ductwork with up to two 90 degree elbows/turns.

• New Roof Curb: Adj. Nonventilated Curbs, Square Curb, 10 1/2 in to 19 in Inside Dimensions

Specifications for exhaust fan

Centrifugal Upblast Roof Exhaust Fan, Application Industrial and Commercial Buildings, Restaurants, Schools, Drive Type Direct Drive, For Air Type Kitchen Air, Base Diameter Not Applicable, Base Width 19 in, Base Length 19 in, Base Shape Square, Maximum Static Pressure 1 1/4 in wc, Exhaust Airflow @ 0.000 in SP 1,260 cfm, Nameplate Voltage 115V AC, Phase 1, Motor Horsepower 1/4 hp, Assembly Assembled, Number of Speeds 1, Housing Material Aluminum, Wheel Material Aluminum

• Item - Roof Ventilators Upblast Ventilator
• Drive Package With Motor Included Yes
• Duty Rating - Roof Ventilators Standard
• Drive Type - Roof Ventilators Direct Drive

Specifications for Speed Control, 115V, 6 Amps, Plate Color Silver

Speed Control, Rotary, Adjustable, Voltage 115V, Max. Amps 6 A, Max. Wattage 720, Switch Color Black, Plate Color Silver, Height (In.) 4 1/2 in, Width (In.) 2 3/4 in, Depth (In.) 1 1/4 in, Fits Single Gang Box, For Use With Dayton and Other Compatible Speed Controllable Ventilators and Fans, UL Component Recognized, Includes Mounting Screws and Wire Nuts, 1-1/4

• Max. Amps6
• Voltage115
• Plate ColorSilver
• Switch ColorBlack
• Max. Wattage720

Specifications for Roof curb

Roof Curb, For Fan Base Size 19 in, Curb Height 12 in, Curb Inside Width 14 1/2 in, Curb Outside Width 17 1/2 in, Material Steel, Standards UL 705, For Use With 19 in Square Base, Adjustability Fixed, Ventilation Type Nonventilated, Application General Exhaust, Curb Inside Length 14.5, Curb Outside Length 17 1/2 in, Curb Shape Square, Damper Tray Size 12 in x 12 in, Features Flashing Flange, One Welded Corner, Wood Nailer, Finish Galvanized, Flashing Flange Width 2 in

• Type Fixed, Nonventilated
• Curb Height (In.)12 in
• Curb Square O.D. (In.)17 1/2 in
• Curb Square I.D. (In.)14 1/2 in
• Damper Size (In.)12 x 12