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  • DAYTON 

    Exhaust Vent, 36 In

  • Item # 4YU91
  • Mfr. Model # 4YU91
Exhaust Vent, 36 In
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Product Details

Designed for continuous operation to exhaust general clean, foul air, and odors, Dayton ventilators are typically used without duct work or with short lengths of duct work. Weather-resistant ventilators feature housings constructed of heavy gauge aluminum with a rigid internal support structure, spun steel curb cap, a birdscreen, and a steel drive frame.
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Technical Specifications

Item # 4YU91
Mfr. Model # 4YU91
UNSPSC #40101502
Catalog Page 2962
Shipping Weight 398.0 lbs
Country of Origin USA *
Item Exhaust Ventilator
Drive Package With Motor Included No
Blade Dia. 36"
Mounting Location Roof
Base Height (In.) 1 3/4
Overall Dia. (In.) 58-5/8
Overall Height (In.) 43 5/8
RPM Range 493 to 621
Bearing Type Regreasable Pillow Block
Shaft Dia. Propeller End (In.) 1-1/4
Shaft Dia. Sheave End (In.) 1-1/4
Propeller Material Steel
Housing Material Spun Aluminum
Speed Controllable NO
Max. Inlet Temp. (Deg. F) 120
Agency Compliance UL 705
Application General Clean Air
Requires Roof Curb For New Installations
Includes NEMA 1 Junction Box
Adj. 12 3/8"H Roof Curb Stock No. 2ZV85
Adj. 6 3/8"H Roof Curb Stock No. 3C597
Recommended 12 In. Fixed Curb Item No. 2RB82
Recommended 8 In. Fixed Curb Item No. 4HX44
Recommended Damper Size (In.) 39 x 39
Recommended Damper Stock No. 4HX70
Dimension A 46"
Dimension B 58-5/8"
Dimension C 41-7/8"
Dimension D 6-5/8"
* This product's country of origin is subject to change

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