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    Exhaust Vent, 20 In

  • Item # 4YU88
  • Mfr. Model # 4YU88
Exhaust Vent, 20 In
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Product Details

Ventilator provides clean air exhaust under low to moderate static pressures. Feature a fully rolled bead on the windband, and regreasable pillow block bearings. Air-handling quality bearings meet min. L10-100,000 hr.
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Technical Specifications

Item # 4YU88
Mfr. Model # 4YU88
UNSPSC #40101502
Catalog Page 2962
Shipping Weight 93.0 lbs
Country of Origin USA *
Item Exhaust Ventilator
Drive Package With Motor Included No
Blade Dia. 20"
Mounting Location Roof
Base Height (In.) 1 3/4
Overall Dia. (In.) 35-1/4
Overall Height (In.) 30 1/2
RPM Range 795 to 1147
Bearing Type Regreasable Pillow Block
Shaft Dia. Propeller End (In.) 1
Shaft Dia. Sheave End (In.) 3/4
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. 2ZV83
Adj. 6 3/8"H Roof Curb Stock No. 4C454
Recommended 12 In. Fixed Curb Item No. 2RB79
Recommended 8 In. Fixed Curb Item No. 4HX41
Recommended Damper Size (In.) 23 x 23
Recommended Damper Stock No. 4HX67
Dimension A 30"
Dimension B 35-1/4"
Dimension C 28-3/4"
Dimension D 5-1/8"
* This product's country of origin is subject to change

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